{"product_id":"aquaculture-engineering-hardback-9781119489016","title":"Aquaculture Engineering (Hardback) 9781119489016","description":"\u003cfont face=\"Georgia\"\u003e\r\n\u003cp\u003e\u003cfont size=\"6\"\u003eAquaculture Engineering\u003c\/font\u003e\u003cbr\u003e\r\n\r\n\r\n\r\n\r\n\r\n\u003c\/p\u003e\n\u003cp\u003e\u003cfont size=\"4\"\u003eOdd-Ivar Lekang (Author)\u003c\/font\u003e\u003c\/p\u003e\r\n\r\n\u003cp\u003e\u003cfont size=\"3\"\u003e9781119489016, Wiley\u003c\/font\u003e\u003c\/p\u003e\r\n\r\n\u003cp\u003e\u003cfont size=\"3\"\u003eHardback, published 2 January 2020\u003c\/font\u003e\u003c\/p\u003e\r\n\r\n\u003cp\u003e\u003cfont size=\"3\"\u003e544 pages\u003cbr\u003e24.6 x 17.5 x 2.5 cm, 1.089 kg\u003c\/font\u003e\u003c\/p\u003e\r\n\r\n\r\n\r\n\r\n\r\n\u003cp align=\"justify\"\u003e\u003cstrong\u003e\u003cfont size=\"3\"\u003e\u003cp\u003e\u003cb\u003eThe revised edition of the comprehensive book that explores the principles and applications of aquaculture engineering\u003c\/b\u003e\u003c\/p\u003e \u003cp\u003eSince the publication of the first edition of \u003ci\u003eAquaculture Engineering\u003c\/i\u003e there have been many advances in the industry. The revised and thoroughly updated third edition of \u003ci\u003eAquaculture Engineering\u003c\/i\u003e covers the principles and applications of all major facets of aquaculture engineering and the newest developments in the field. Written by a noted expert on the topic, the new edition highlights information on new areas of interest including RAS technology and offshore fish farming. \u003c\/p\u003e \u003cp\u003eComprehensive in scope, the book examines a range of topics including: water transportation and treatment; feed and feeding systems; fish transportation and grading; cleaning and waste handling; instrumentation and monitoring; removal of particles; aeration and oxygenation; recirculation and water reuse systems; ponds; and the design and construction of aquaculture facilities. This important book:\u003c\/p\u003e \u003cul\u003e \u003cli\u003ePresents an updated review of the basic principles and applications in aquaculture engineering\u003c\/li\u003e \u003cli\u003eIncludes information on new areas of focus; RAS technology and offshore fish farming\u003c\/li\u003e \u003cli\u003eContains a revised edition of the classic resource on aquaculture engineering\u003c\/li\u003e \u003cli\u003eContinues to offer an authoritative guide written by a leading expert in the field\u003c\/li\u003e \u003c\/ul\u003e \u003cp\u003eWritten for aquaculture scientists and managers, engineers, equipment manufacturers and suppliers, and biological scientists, the third edition of \u003ci\u003eAquaculture Engineering\u003c\/i\u003e is the authoritative guide to the topic that has been updated to include the most recent developments in the industry.\u003c\/p\u003e\u003c\/font\u003e\u003c\/strong\u003e\u003c\/p\u003e\r\n\r\n\u003cp\u003e\u003cfont size=\"3\"\u003e\u003cp\u003ePreface xvii\u003c\/p\u003e \u003cp\u003e\u003cb\u003e1 Introduction 1\u003c\/b\u003e\u003c\/p\u003e \u003cp\u003e1.1 Aquaculture engineering 1\u003c\/p\u003e \u003cp\u003e1.2 Classification of aquaculture 1\u003c\/p\u003e \u003cp\u003e1.3 The farm: technical components in a system 2\u003c\/p\u003e \u003cp\u003e1.3.1 Land‐based hatchery and juvenile production farm 2\u003c\/p\u003e \u003cp\u003e1.3.2 On‐growing sea cage farm 4\u003c\/p\u003e \u003cp\u003e1.4 Future trends: increased importance of aquaculture engineering 6\u003c\/p\u003e \u003cp\u003e1.5 This textbook 6\u003c\/p\u003e \u003cp\u003eReferences 7\u003c\/p\u003e \u003cp\u003e\u003cb\u003e2 Water Transport 9\u003c\/b\u003e\u003c\/p\u003e \u003cp\u003e2.1 Introduction 9\u003c\/p\u003e \u003cp\u003e2.2 Pipe and pipe parts 9\u003c\/p\u003e \u003cp\u003e2.2.1 Pipes 9\u003c\/p\u003e \u003cp\u003e2.2.2 Valves 12\u003c\/p\u003e \u003cp\u003e2.2.3 Pipe parts: fittings 14\u003c\/p\u003e \u003cp\u003e2.2.4 Pipe connections: jointing 15\u003c\/p\u003e \u003cp\u003e2.2.5 Mooring of pipes 15\u003c\/p\u003e \u003cp\u003e2.2.6 Ditches for pipes 16\u003c\/p\u003e \u003cp\u003e2.3 Some basic hydrodynamics 17\u003c\/p\u003e \u003cp\u003e2.3.1 Boundary layer theory 17\u003c\/p\u003e \u003cp\u003e2.3.2 Bernoulli’s equation 18\u003c\/p\u003e \u003cp\u003e2.4 Water flow and head loss in channels and pipe systems 19\u003c\/p\u003e \u003cp\u003e2.4.1 Water flow 19\u003c\/p\u003e \u003cp\u003e2.4.2 Head loss in pipelines 20\u003c\/p\u003e \u003cp\u003e2.4.3 Head loss in single parts (fittings) 23\u003c\/p\u003e \u003cp\u003e2.4.4 Gravity feed pipes 23\u003c\/p\u003e \u003cp\u003e2.5 Pumps 26\u003c\/p\u003e \u003cp\u003e2.5.1 Types of pump 26\u003c\/p\u003e \u003cp\u003e2.5.2 Some definitions 26\u003c\/p\u003e \u003cp\u003e2.5.3 Pumping of water requires energy 29\u003c\/p\u003e \u003cp\u003e2.5.4 Centrifugal and propeller pumps 30\u003c\/p\u003e \u003cp\u003e2.5.5 Pump performance curves and working point for centrifugal pumps 32\u003c\/p\u003e \u003cp\u003e2.5.6 Change of water flow or pressure 35\u003c\/p\u003e \u003cp\u003e2.5.7 Regulation of flow from selected pumps 37\u003c\/p\u003e \u003cp\u003eReferences 39\u003c\/p\u003e \u003cp\u003e\u003cb\u003e3 Water Quality and Water Treatment: An Introduction 41\u003c\/b\u003e\u003c\/p\u003e \u003cp\u003e3.1 Increased focus on water quality 41\u003c\/p\u003e \u003cp\u003e3.2 Inlet water 41\u003c\/p\u003e \u003cp\u003e3.3 Outlet water 43\u003c\/p\u003e \u003cp\u003e3.4 Water treatment 44\u003c\/p\u003e \u003cp\u003eReferences 46\u003c\/p\u003e \u003cp\u003e\u003cb\u003e4 Fish Metabolism, Water Quality and Separation Technology 47\u003c\/b\u003e\u003c\/p\u003e \u003cp\u003e4.1 Introduction 47\u003c\/p\u003e \u003cp\u003e4.2 Fish metabolism 47\u003c\/p\u003e \u003cp\u003e4.2.1 Overview of fish metabolism 47\u003c\/p\u003e \u003cp\u003e4.2.2 The energy budget 49\u003c\/p\u003e \u003cp\u003e4.3 Separation technology 49\u003c\/p\u003e \u003cp\u003e4.3.1 What are the impurities in water? 50\u003c\/p\u003e \u003cp\u003e4.3.2 Phosphorus removal: an example 51\u003c\/p\u003e \u003cp\u003eReferences 53\u003c\/p\u003e \u003cp\u003e\u003cb\u003e5 Controlling pH, Alkalinity and Hardness 55\u003c\/b\u003e\u003c\/p\u003e \u003cp\u003e5.1 Introduction 55\u003c\/p\u003e \u003cp\u003e5.2 pH 55\u003c\/p\u003e \u003cp\u003e5.2.1 Water dissolves in water 55\u003c\/p\u003e \u003cp\u003e5.2.2 What is pH 56\u003c\/p\u003e \u003cp\u003e5.2.3 The carbonate system 57\u003c\/p\u003e \u003cp\u003e5.2.4 Total carbonate carbon 60\u003c\/p\u003e \u003cp\u003e5.2.5 Open or closed system 60\u003c\/p\u003e \u003cp\u003e5.2.6 A mathematical approach 63\u003c\/p\u003e \u003cp\u003e5.2.7 pH of different water sources 64\u003c\/p\u003e \u003cp\u003e5.2.8 Recommended pH for aquaculture 64\u003c\/p\u003e \u003cp\u003e5.3 Alkalinity 65\u003c\/p\u003e \u003cp\u003e5.3.1 How to avoid pH fluctuations 65\u003c\/p\u003e \u003cp\u003e5.3.2 Titration is necessary 65\u003c\/p\u003e \u003cp\u003e5.3.3 A buffer 66\u003c\/p\u003e \u003cp\u003e5.3.4 The term equivalent weight 68\u003c\/p\u003e \u003cp\u003e5.3.5 Alkalinity given as mg\/L CaCO\u003csub\u003e3\u003c\/sub\u003e 68\u003c\/p\u003e \u003cp\u003e5.3.6 Alkalinity of different water sources 69\u003c\/p\u003e \u003cp\u003e5.3.7 Recommended alkalinity for aquaculture 69\u003c\/p\u003e \u003cp\u003e5.4 Hardness 69\u003c\/p\u003e \u003cp\u003e5.4.1 The concentration of bivalent cations 69\u003c\/p\u003e \u003cp\u003e5.4.2 Hardness may lead to precipitation 70\u003c\/p\u003e \u003cp\u003e5.4.3 Hardness of different water sources 71\u003c\/p\u003e \u003cp\u003e5.4.4 Recommended hardness 71\u003c\/p\u003e \u003cp\u003e5.5 Chemical agents to use for regulation of pH, alkalinity and hardness 72\u003c\/p\u003e \u003cp\u003e5.6 Examples of methods for pH adjustment 73\u003c\/p\u003e \u003cp\u003e5.6.1 Lime 73\u003c\/p\u003e \u003cp\u003e5.6.2 Sea water 75\u003c\/p\u003e \u003cp\u003e5.6.3 Lye or hydroxides 76\u003c\/p\u003e \u003cp\u003e5.6.4 pH regulation in RAS 76\u003c\/p\u003e \u003cp\u003eReferences 77\u003c\/p\u003e \u003cp\u003e\u003cb\u003e6 Removal of Particles: Traditional Methods 79\u003c\/b\u003e\u003c\/p\u003e \u003cp\u003e6.1 Introduction 79\u003c\/p\u003e \u003cp\u003e6.2 Characterization of the water 80\u003c\/p\u003e \u003cp\u003e6.3 Methods for particle removal in fish farming 80\u003c\/p\u003e \u003cp\u003e6.3.1 Mechanical filters and microscreens 81\u003c\/p\u003e \u003cp\u003e6.3.2 Depth filtration: granular medium filters 84\u003c\/p\u003e \u003cp\u003e6.3.3 Settling or gravity filters 87\u003c\/p\u003e \u003cp\u003e6.3.4 Integrated treatment systems 90\u003c\/p\u003e \u003cp\u003e6.4 Hydraulic loads on filter units 91\u003c\/p\u003e \u003cp\u003e6.5 Purification efficiency 92\u003c\/p\u003e \u003cp\u003e6.6 Dual drain tank 92\u003c\/p\u003e \u003cp\u003e6.7 Local ecological solutions 94\u003c\/p\u003e \u003cp\u003eReferences 94\u003c\/p\u003e \u003cp\u003e\u003cb\u003e7 Protein Skimming, Flotation, Coagulation and Flocculation 97\u003c\/b\u003e\u003c\/p\u003e \u003cp\u003e7.1 Introduction 97\u003c\/p\u003e \u003cp\u003e7.1.1 Surface tension, cohesion and adhesion 99\u003c\/p\u003e \u003cp\u003e7.1.2 Surfactants 102\u003c\/p\u003e \u003cp\u003e7.2 Mechanisms for attachment and removal 102\u003c\/p\u003e \u003cp\u003e7.2.1 Attachment of particles to rising bubbles by collision, typically in flotation 103\u003c\/p\u003e \u003cp\u003e7.2.2 Improving colloid and particle removal rates: pretreatment 105\u003c\/p\u003e \u003cp\u003e7.2.3 Attachment of surface‐active substances, typically in protein skimmers 111\u003c\/p\u003e \u003cp\u003e7.2.4 Particle attachment by nucleation 112\u003c\/p\u003e \u003cp\u003e7.3 Bubbles 113\u003c\/p\u003e \u003cp\u003e7.3.1 What is a gas bubble? 113\u003c\/p\u003e \u003cp\u003e7.3.2 Methods for bubble generation 113\u003c\/p\u003e \u003cp\u003e7.3.3 Bubble size 115\u003c\/p\u003e \u003cp\u003e7.3.4 Bubble coalescence 115\u003c\/p\u003e \u003cp\u003e7.4 Foam 116\u003c\/p\u003e \u003cp\u003e7.4.1 What is foam? 116\u003c\/p\u003e \u003cp\u003e7.4.2 Foam stability 117\u003c\/p\u003e \u003cp\u003e7.4.3 Foam breakers 118\u003c\/p\u003e \u003cp\u003e7.5 Introduction of bubbles affects the gas concentration in the water 118\u003c\/p\u003e \u003cp\u003e7.6 Use of bubble columns in aquaculture 118\u003c\/p\u003e \u003cp\u003e7.7 Performance of protein skimmers and flotation plants in aquaculture 119\u003c\/p\u003e \u003cp\u003e7.7.1 What is removed in inlet or effluent aquaculture water with the use of protein skimmers? 119\u003c\/p\u003e \u003cp\u003e7.7.2 Factors affecting the efficiency of protein skimming in aquaculture 121\u003c\/p\u003e \u003cp\u003e7.7.3 Use of ozone 122\u003c\/p\u003e \u003cp\u003e7.7.4 Bubble fractionation 123\u003c\/p\u003e \u003cp\u003e7.8 Design and dimensioning of protein skimmers and flotation plants 123\u003c\/p\u003e \u003cp\u003e7.8.1 Protein skimmers: principles and design 123\u003c\/p\u003e \u003cp\u003e7.8.2 Protein skimmers: dimensioning 125\u003c\/p\u003e \u003cp\u003e7.8.3 Flotation plant 126\u003c\/p\u003e \u003cp\u003e7.8.4 Important factors affecting design of a DAF plant 127\u003c\/p\u003e \u003cp\u003eReferences 129\u003c\/p\u003e \u003cp\u003e\u003cb\u003e8 Membrane Filtration 135\u003c\/b\u003e\u003c\/p\u003e \u003cp\u003e8.1 History and use 135\u003c\/p\u003e \u003cp\u003e8.2 What is membrane filtration? 136\u003c\/p\u003e \u003cp\u003e8.3 Classification of membrane filters 137\u003c\/p\u003e \u003cp\u003e8.4 Flow pattern 139\u003c\/p\u003e \u003cp\u003e8.5 Membrane shape\/geometry 140\u003c\/p\u003e \u003cp\u003e8.6 Membrane construction\/morphology 142\u003c\/p\u003e \u003cp\u003e8.7 Flow across membranes 143\u003c\/p\u003e \u003cp\u003e8.8 Membrane materials 143\u003c\/p\u003e \u003cp\u003e8.9 Fouling 144\u003c\/p\u003e \u003cp\u003e8.10 Automation 146\u003c\/p\u003e \u003cp\u003e8.11 Design and dimensioning of membrane filtration plants 146\u003c\/p\u003e \u003cp\u003e8.12 Some examples of results with membranes used in aquaculture 149\u003c\/p\u003e \u003cp\u003eReferences 150\u003c\/p\u003e \u003cp\u003e\u003cb\u003e9 Sludge 153\u003c\/b\u003e\u003c\/p\u003e \u003cp\u003e9.1 What is sludge 153\u003c\/p\u003e \u003cp\u003e9.2 Utilization of the sludge 154\u003c\/p\u003e \u003cp\u003e9.3 Dewatering of sludge 155\u003c\/p\u003e \u003cp\u003e9.4 Stabilization of sludge 156\u003c\/p\u003e \u003cp\u003e9.5 Composting of the sludge: aerobic decomposition 156\u003c\/p\u003e \u003cp\u003e9.6 Fermentation and biogas production: anaerobic decomposition 158\u003c\/p\u003e \u003cp\u003e9.7 Addition of lime 159\u003c\/p\u003e \u003cp\u003e9.8 Drying of sludge 159\u003c\/p\u003e \u003cp\u003e9.9 Combustion of sludge 160\u003c\/p\u003e \u003cp\u003e9.10 Other possibilities for treatment and utilization of the sludge 161\u003c\/p\u003e \u003cp\u003eReferences 161\u003c\/p\u003e \u003cp\u003e\u003cb\u003e10 Disinfection 163\u003c\/b\u003e\u003c\/p\u003e \u003cp\u003e10.1 Introduction 163\u003c\/p\u003e \u003cp\u003e10.2 Basis of disinfection 164\u003c\/p\u003e \u003cp\u003e10.2.1 Degree of removal 164\u003c\/p\u003e \u003cp\u003e10.2.2 Chick’s law 164\u003c\/p\u003e \u003cp\u003e10.2.3 Watson’s law 165\u003c\/p\u003e \u003cp\u003e10.2.4 Dose–response curve 165\u003c\/p\u003e \u003cp\u003e10.3 Ultraviolet light 165\u003c\/p\u003e \u003cp\u003e10.3.1 Function 165\u003c\/p\u003e \u003cp\u003e10.3.2 Mode of action 165\u003c\/p\u003e \u003cp\u003e10.3.3 Design 166\u003c\/p\u003e \u003cp\u003e10.3.4 Design specification 166\u003c\/p\u003e \u003cp\u003e10.3.5 Dose 168\u003c\/p\u003e \u003cp\u003e10.3.6 Special problems 168\u003c\/p\u003e \u003cp\u003e10.4 Ozone 168\u003c\/p\u003e \u003cp\u003e10.4.1 Function 168\u003c\/p\u003e \u003cp\u003e10.4.2 Mode of action 169\u003c\/p\u003e \u003cp\u003e10.4.3 Design specification 169\u003c\/p\u003e \u003cp\u003e10.4.4 Ozone dose 170\u003c\/p\u003e \u003cp\u003e10.4.5 Special problems 170\u003c\/p\u003e \u003cp\u003e10.4.6 Measuring ozone content 172\u003c\/p\u003e \u003cp\u003e10.5 Advanced oxidation technology 172\u003c\/p\u003e \u003cp\u003e10.5.1 Redox potential 172\u003c\/p\u003e \u003cp\u003e10.5.2 Methods utilizing AOT 173\u003c\/p\u003e \u003cp\u003e10.6 Other disinfection methods 175\u003c\/p\u003e \u003cp\u003e10.6.1 Photozone 175\u003c\/p\u003e \u003cp\u003e10.6.2 Heat treatment 175\u003c\/p\u003e \u003cp\u003e10.6.3 Chlorine 175\u003c\/p\u003e \u003cp\u003e10.6.4 Changing the pH 176\u003c\/p\u003e \u003cp\u003e10.6.5 Natural methods: ground filtration or constructed wetland 176\u003c\/p\u003e \u003cp\u003e10.6.6 Membrane filtration 176\u003c\/p\u003e \u003cp\u003eReferences 176\u003c\/p\u003e \u003cp\u003e\u003cb\u003e11 Heating and Cooling 179\u003c\/b\u003e\u003c\/p\u003e \u003cp\u003e11.1 Introduction 179\u003c\/p\u003e \u003cp\u003e11.2 Heating requires energy 179\u003c\/p\u003e \u003cp\u003e11.3 Methods for heating water 180\u003c\/p\u003e \u003cp\u003e11.4 Heaters 181\u003c\/p\u003e \u003cp\u003e11.4.1 Immersion heaters 181\u003c\/p\u003e \u003cp\u003e11.4.2 Oil and gas burners 183\u003c\/p\u003e \u003cp\u003e11.5 Heat exchangers 183\u003c\/p\u003e \u003cp\u003e11.5.1 Why use heat exchangers? 183\u003c\/p\u003e \u003cp\u003e11.5.2 How is the heat transferred? 184\u003c\/p\u003e \u003cp\u003e11.5.3 Factors affecting heat transfer 184\u003c\/p\u003e \u003cp\u003e11.5.4 Important parameters when calculating the size of heat exchangers 185\u003c\/p\u003e \u003cp\u003e11.5.5 Types of heat exchanger 187\u003c\/p\u003e \u003cp\u003e11.5.6 Flow pattern in heat exchangers 189\u003c\/p\u003e \u003cp\u003e11.5.7 Materials in heat exchangers 190\u003c\/p\u003e \u003cp\u003e11.5.8 Fouling 191\u003c\/p\u003e \u003cp\u003e11.6 Heat pumps 192\u003c\/p\u003e \u003cp\u003e11.6.1 Why use heat pumps? 192\u003c\/p\u003e \u003cp\u003e11.6.2 Construction and function of a heat pump 192\u003c\/p\u003e \u003cp\u003e11.6.3 Log pressure–enthalpy (\u003ci\u003ep–H\u003c\/i\u003e) 193\u003c\/p\u003e \u003cp\u003e11.6.4 Coefficient of performance 194\u003c\/p\u003e \u003cp\u003e11.6.5 Installations of heat pumps 194\u003c\/p\u003e \u003cp\u003e11.6.6 Management and maintenance of heat pumps 196\u003c\/p\u003e \u003cp\u003e11.7 Composite heating systems 196\u003c\/p\u003e \u003cp\u003e11.8 Chilling of water 199\u003c\/p\u003e \u003cp\u003eReferences 201\u003c\/p\u003e \u003cp\u003e\u003cb\u003e12 Gas Exchange, Aeration, Oxygenation and CO\u003csub\u003e2\u003c\/sub\u003e Removal 203\u003c\/b\u003e\u003c\/p\u003e \u003cp\u003e12.1 Introduction 203\u003c\/p\u003e \u003cp\u003e12.2 Gas exchange in fish 203\u003c\/p\u003e \u003cp\u003e12.3 Gases in water 204\u003c\/p\u003e \u003cp\u003e12.4 Gas solubility in water 206\u003c\/p\u003e \u003cp\u003e12.5 Gas transfer theory: aeration 210\u003c\/p\u003e \u003cp\u003e12.5.1 Equilibrium 210\u003c\/p\u003e \u003cp\u003e12.5.2 Gas transfer 212\u003c\/p\u003e \u003cp\u003e12.6 Design and construction of aerators 213\u003c\/p\u003e \u003cp\u003e12.6.1 Basic principles 213\u003c\/p\u003e \u003cp\u003e12.6.2 Change of gas composition in the water for testing purposes 214\u003c\/p\u003e \u003cp\u003e12.6.3 Evaluation criteria 215\u003c\/p\u003e \u003cp\u003e12.6.4 Example of designs for different types of aerator 217\u003c\/p\u003e \u003cp\u003e12.7 Oxygenation of water 223\u003c\/p\u003e \u003cp\u003e12.8 Theory of oxygenation 224\u003c\/p\u003e \u003cp\u003e12.8.1 Increasing the equilibrium concentration 224\u003c\/p\u003e \u003cp\u003e12.8.2 Gas transfer velocity 224\u003c\/p\u003e \u003cp\u003e12.8.3 Addition under pressure 224\u003c\/p\u003e \u003cp\u003e12.9 Design and construction of oxygen injection systems 225\u003c\/p\u003e \u003cp\u003e12.9.1 Basic principles 225\u003c\/p\u003e \u003cp\u003e12.9.2 Where to install the injection system 225\u003c\/p\u003e \u003cp\u003e12.9.3 Evaluation of methods for injecting oxygen gas 227\u003c\/p\u003e \u003cp\u003e12.9.4 Examples of oxygen injection system designs 227\u003c\/p\u003e \u003cp\u003e12.10 Oxygen gas characteristics 231\u003c\/p\u003e \u003cp\u003e12.11 Sources of oxygen 231\u003c\/p\u003e \u003cp\u003e12.11.1 Oxygen gas 231\u003c\/p\u003e \u003cp\u003e12.11.2 Liquid oxygen 232\u003c\/p\u003e \u003cp\u003e12.11.3 On‐site oxygen production 234\u003c\/p\u003e \u003cp\u003e12.11.4 Selection of source 235\u003c\/p\u003e \u003cp\u003eReferences 236\u003c\/p\u003e \u003cp\u003e\u003cb\u003e13 Removal of Ammonia and Other Nitrogen Connections from Water 239\u003c\/b\u003e\u003c\/p\u003e \u003cp\u003e13.1 Introduction 239\u003c\/p\u003e \u003cp\u003e13.1.1 Nitrogen connections 239\u003c\/p\u003e \u003cp\u003e13.1.2 Total nitrogen: Kjeldahl nitrogen 239\u003c\/p\u003e \u003cp\u003e13.1.3 Amount of NH\u003csub\u003e3\u003c\/sub\u003e in the water is pH dependent 239\u003c\/p\u003e \u003cp\u003e13.1.4 NH\u003csub\u003e4\u003c\/sub\u003e\u003csup\u003e+\u003c\/sup\u003e\u003csub\u003e‐\u003c\/sub\u003eN 240\u003c\/p\u003e \u003cp\u003e13.1.5 Nitrogen, a part of a cycle 241\u003c\/p\u003e \u003cp\u003e13.1.6 Measurement of nitrogen compounds 241\u003c\/p\u003e \u003cp\u003e13.1.7 Reference values for aquaculture 241\u003c\/p\u003e \u003cp\u003e13.2 Biological removal of ammonium ion 242\u003c\/p\u003e \u003cp\u003e13.3 Nitrification 242\u003c\/p\u003e \u003cp\u003e13.4 Construction of nitrification filters 244\u003c\/p\u003e \u003cp\u003e13.4.1 Flow‐through system 244\u003c\/p\u003e \u003cp\u003e13.4.2 The filter medium in the biofilter 245\u003c\/p\u003e \u003cp\u003e13.4.3 Rotating biofilter (biodrum) 246\u003c\/p\u003e \u003cp\u003e13.4.4 Moving bed bioreactor (MBBR) 246\u003c\/p\u003e \u003cp\u003e13.4.5 Granular filters\/bead filters 248\u003c\/p\u003e \u003cp\u003e13.5 Management of biological filters 248\u003c\/p\u003e \u003cp\u003e13.6 Example of biofilter design 248\u003c\/p\u003e \u003cp\u003e13.7 Denitrification 249\u003c\/p\u003e \u003cp\u003e13.8 Other bacteria cultures 250\u003c\/p\u003e \u003cp\u003e13.9 Inoculation and boosting of biological filters 251\u003c\/p\u003e \u003cp\u003e13.10 Chemical removal of ammonia 251\u003c\/p\u003e \u003cp\u003e13.10.1 Principle 251\u003c\/p\u003e \u003cp\u003e13.10.2 Construction 251\u003c\/p\u003e \u003cp\u003e13.11 Other methods 253\u003c\/p\u003e \u003cp\u003eReferences 253\u003c\/p\u003e \u003cp\u003e\u003cb\u003e14 Recycling Aquaculture Systems: Traditional Recirculating Water Systems 257\u003c\/b\u003e\u003c\/p\u003e \u003cp\u003e14.1 Introduction 257\u003c\/p\u003e \u003cp\u003e14.2 Advantages and disadvantages of re‐use systems 257\u003c\/p\u003e \u003cp\u003e14.2.1 Advantages of re‐use systems 257\u003c\/p\u003e \u003cp\u003e14.2.2 Disadvantages of re‐use systems 258\u003c\/p\u003e \u003cp\u003e14.3 Definitions 259\u003c\/p\u003e \u003cp\u003e14.3.1 Degree of re‐use 259\u003c\/p\u003e \u003cp\u003e14.3.2 Water exchange in relation to amount of fish or to supplied amount of feed 260\u003c\/p\u003e \u003cp\u003e14.3.3 Degree of purification 260\u003c\/p\u003e \u003cp\u003e14.3.4 Intensity of the RAS 261\u003c\/p\u003e \u003cp\u003e14.4 Theoretical models for construction of re‐use systems 261\u003c\/p\u003e \u003cp\u003e14.4.1 Mass flow in the system 261\u003c\/p\u003e \u003cp\u003e14.4.2 Water requirements of the system 261\u003c\/p\u003e \u003cp\u003e14.4.3 Connection between outlet concentration, degree of re‐use and effectiveness of the water treatment system 262\u003c\/p\u003e \u003cp\u003e14.5 Components in a re‐use system 264\u003c\/p\u003e \u003cp\u003e14.5.1 Freshwater, brackish water and seawater RAS 267\u003c\/p\u003e \u003cp\u003e14.6 Accumulation of substances, hydrogen sulphide problem and earthy taste removal 267\u003c\/p\u003e \u003cp\u003e14.6.1 Accumulation of substances 267\u003c\/p\u003e \u003cp\u003e14.6.2 Earthy taste removal 267\u003c\/p\u003e \u003cp\u003e14.6.3 The hydrogen sulphide problem 268\u003c\/p\u003e \u003cp\u003e14.7 Water maturation, disinfection and use of probiotics 269\u003c\/p\u003e \u003cp\u003e14.8 Design of a re‐use system 270\u003c\/p\u003e \u003cp\u003e14.9 Evaluation of performance of a RAS 272\u003c\/p\u003e \u003cp\u003eReferences 273\u003c\/p\u003e \u003cp\u003e\u003cb\u003e15 Natural Systems, Integrated Aquaculture, Aquaponics, Biofloc 275\u003c\/b\u003e\u003c\/p\u003e \u003cp\u003e15.1 Characterization of production systems 275\u003c\/p\u003e \u003cp\u003e15.2 Closing the nutrient loop 275\u003c\/p\u003e \u003cp\u003e15.3 Re‐use of water: an interesting topic 275\u003c\/p\u003e \u003cp\u003e15.4 Natural systems, polyculture, integrated systems 277\u003c\/p\u003e \u003cp\u003e15.4.1 Integrated multitropic aquaculture 277\u003c\/p\u003e \u003cp\u003e15.4.2 Biological purification of water: some basics 278\u003c\/p\u003e \u003cp\u003e15.4.3 Examples of systems utilizing photoautotrophic organisms: aquaponics 279\u003c\/p\u003e \u003cp\u003e15.4.4 Examples of systems utilizing heterotrophic bacteria: active sludge and bioflocs 279\u003c\/p\u003e \u003cp\u003e15.4.5 The biofloc system 281\u003c\/p\u003e \u003cp\u003eReferences 283\u003c\/p\u003e \u003cp\u003e\u003cb\u003e16 Production Units: A Classification 285\u003c\/b\u003e\u003c\/p\u003e \u003cp\u003e16.1 Introduction 285\u003c\/p\u003e \u003cp\u003e16.2 Classification of production units 285\u003c\/p\u003e \u003cp\u003e16.2.1 Intensive\/extensive 288\u003c\/p\u003e \u003cp\u003e16.2.2 Fully controlled\/semi‐controlled 288\u003c\/p\u003e \u003cp\u003e16.2.3 Land based\/tidal based\/sea based 288\u003c\/p\u003e \u003cp\u003e16.2.4 Other 289\u003c\/p\u003e \u003cp\u003e16.3 Possibilities for controlling environmental impact 290\u003c\/p\u003e \u003cp\u003e\u003cb\u003e17 Egg Storage and Hatching Equipment 291\u003c\/b\u003e\u003c\/p\u003e \u003cp\u003e17.1 Introduction 291\u003c\/p\u003e \u003cp\u003e17.2 Systems where the eggs stay pelagic 292\u003c\/p\u003e \u003cp\u003e17.2.1 The incubator 293\u003c\/p\u003e \u003cp\u003e17.2.2 Water inlet and water flow 293\u003c\/p\u003e \u003cp\u003e17.2.3 Water outlet 294\u003c\/p\u003e \u003cp\u003e17.3 Systems where the eggs lie on the bottom 294\u003c\/p\u003e \u003cp\u003e17.3.1 Systems where the eggs lie in the same unit from spawning to fry ready for start feeding 295\u003c\/p\u003e \u003cp\u003e17.3.2 Systems where the eggs must be removed before hatching 298\u003c\/p\u003e \u003cp\u003e17.3.3 Systems where storing, hatching and first feeding are carried out in the same unit 298\u003c\/p\u003e \u003cp\u003eReferences 299\u003c\/p\u003e \u003cp\u003e\u003cb\u003e18 Tanks, Basins and Other Closed Production Units 301\u003c\/b\u003e\u003c\/p\u003e \u003cp\u003e18.1 Introduction 301\u003c\/p\u003e \u003cp\u003e18.2 Types of closed production unit 301\u003c\/p\u003e \u003cp\u003e18.3 How much water should be supplied? 303\u003c\/p\u003e \u003cp\u003e18.4 Water exchange rate 304\u003c\/p\u003e \u003cp\u003e18.5 Ideal or non‐ideal mixing and water exchange 305\u003c\/p\u003e \u003cp\u003e18.6 Tank design 306\u003c\/p\u003e \u003cp\u003e18.7 Flow pattern and self‐cleaning 308\u003c\/p\u003e \u003cp\u003e18.8 Water inlet design 310\u003c\/p\u003e \u003cp\u003e18.9 Water outlet or drain 312\u003c\/p\u003e \u003cp\u003e18.10 Dual drain 314\u003c\/p\u003e \u003cp\u003e18.11 Other installations 315\u003c\/p\u003e \u003cp\u003eReferences 315\u003c\/p\u003e \u003cp\u003e\u003cb\u003e19 Ponds 317\u003c\/b\u003e\u003c\/p\u003e \u003cp\u003e19.1 Introduction 317\u003c\/p\u003e \u003cp\u003e19.2 The ecosystem 317\u003c\/p\u003e \u003cp\u003e19.3 Different production ponds 318\u003c\/p\u003e \u003cp\u003e19.4 Pond types 320\u003c\/p\u003e \u003cp\u003e19.4.1 Construction principles 320\u003c\/p\u003e \u003cp\u003e19.4.2 Drainable or non‐drainable 320\u003c\/p\u003e \u003cp\u003e19.5 Size and construction 321\u003c\/p\u003e \u003cp\u003e19.6 Site selection 322\u003c\/p\u003e \u003cp\u003e19.7 Water supply 322\u003c\/p\u003e \u003cp\u003e19.8 The inlet 322\u003c\/p\u003e \u003cp\u003e19.9 The outlet: drainage 323\u003c\/p\u003e \u003cp\u003e19.10 Pond layout 324\u003c\/p\u003e \u003cp\u003eReferences 325\u003c\/p\u003e \u003cp\u003e\u003cb\u003e20 Sea Cages 327\u003c\/b\u003e\u003c\/p\u003e \u003cp\u003e20.1 Introduction 327\u003c\/p\u003e \u003cp\u003e20.2 Site selection 328\u003c\/p\u003e \u003cp\u003e20.3 Environmental factors affecting a floating construction 329\u003c\/p\u003e \u003cp\u003e20.3.1 Waves 329\u003c\/p\u003e \u003cp\u003e20.3.2 Wind 336\u003c\/p\u003e \u003cp\u003e20.3.3 Current 336\u003c\/p\u003e \u003cp\u003e20.3.4 Ice 338\u003c\/p\u003e \u003cp\u003e20.3.5 Site classification 339\u003c\/p\u003e \u003cp\u003e20.4 Construction of sea cages 339\u003c\/p\u003e \u003cp\u003e20.4.1 Cage collar or framework 340\u003c\/p\u003e \u003cp\u003e20.4.2 Weighting and stretching 341\u003c\/p\u003e \u003cp\u003e20.4.3 Net bags 342\u003c\/p\u003e \u003cp\u003e20.4.4 Breakwaters 346\u003c\/p\u003e \u003cp\u003e20.4.5 Examples of cage constructions 347\u003c\/p\u003e \u003cp\u003e20.5 Mooring systems 351\u003c\/p\u003e \u003cp\u003e20.5.1 Design of the mooring system 352\u003c\/p\u003e \u003cp\u003e20.5.2 Description of the single components in a pre‐stressed mooring system 354\u003c\/p\u003e \u003cp\u003e20.5.3 Examples of mooring systems in use 360\u003c\/p\u003e \u003cp\u003e20.6 Calculation of forces on a sea cage farm 360\u003c\/p\u003e \u003cp\u003e20.6.1 Types of force 362\u003c\/p\u003e \u003cp\u003e20.6.2 Calculation of current forces 363\u003c\/p\u003e \u003cp\u003e20.6.3 Calculation of wave forces 367\u003c\/p\u003e \u003cp\u003e20.6.4 Calculation of wind forces 367\u003c\/p\u003e \u003cp\u003e20.6.5 Calculation of weight on materials in water 368\u003c\/p\u003e \u003cp\u003e20.7 Calculation of the size of the mooring system 368\u003c\/p\u003e \u003cp\u003e20.7.1 Mooring analysis 368\u003c\/p\u003e \u003cp\u003e20.7.2 Calculation of sizes for mooring lines 369\u003c\/p\u003e \u003cp\u003e20.8 Control of mooring systems 371\u003c\/p\u003e \u003cp\u003eReferences 371\u003c\/p\u003e \u003cp\u003e\u003cb\u003e21 Feeding Systems 375\u003c\/b\u003e\u003c\/p\u003e \u003cp\u003e21.1 Introduction 375\u003c\/p\u003e \u003cp\u003e21.1.1 Why use automatic feeding systems? 375\u003c\/p\u003e \u003cp\u003e21.1.2 What can be automated? 375\u003c\/p\u003e \u003cp\u003e21.1.3 Selection of feeding system 375\u003c\/p\u003e \u003cp\u003e21.1.4 Feeding system requirements 376\u003c\/p\u003e \u003cp\u003e21.2 Types of feeding equipment 376\u003c\/p\u003e \u003cp\u003e21.2.1 Feed blowers 376\u003c\/p\u003e \u003cp\u003e21.2.2 Feed dispensers 376\u003c\/p\u003e \u003cp\u003e21.2.3 Demand feeders 378\u003c\/p\u003e \u003cp\u003e21.2.4 Automatic feeders 378\u003c\/p\u003e \u003cp\u003e21.2.5 Feeding systems 383\u003c\/p\u003e \u003cp\u003e21.3 Feed control 385\u003c\/p\u003e \u003cp\u003e21.4 Feed control systems 385\u003c\/p\u003e \u003cp\u003e21.5 Dynamic feeding systems 386\u003c\/p\u003e \u003cp\u003eReferences 386\u003c\/p\u003e \u003cp\u003e\u003cb\u003e22 Internal Transport and Size Grading 389\u003c\/b\u003e\u003c\/p\u003e \u003cp\u003e22.1 Introduction 389\u003c\/p\u003e \u003cp\u003e22.2 The importance of fish handling 390\u003c\/p\u003e \u003cp\u003e22.2.1 Why move the fish? 390\u003c\/p\u003e \u003cp\u003e22.2.2 Why size grade? 391\u003c\/p\u003e \u003cp\u003e22.3 Negative effects of handling the fish 394\u003c\/p\u003e \u003cp\u003e22.4 Methods and equipment for internal transport 395\u003c\/p\u003e \u003cp\u003e22.4.1 Moving fish with a supply of external energy 395\u003c\/p\u003e \u003cp\u003e22.4.2 Methods for moving fish without the need for external energy 405\u003c\/p\u003e \u003cp\u003e22.5 Methods and equipment for size grading of fish 406\u003c\/p\u003e \u003cp\u003e22.5.1 Equipment for grading that requires an energy supply 406\u003c\/p\u003e \u003cp\u003e22.5.2 Methods for voluntary grading (self‐grading) 416\u003c\/p\u003e \u003cp\u003eReferences 416\u003c\/p\u003e \u003cp\u003e\u003cb\u003e23 Transport of Live Fish 419\u003c\/b\u003e\u003c\/p\u003e \u003cp\u003e23.1 Introduction 419\u003c\/p\u003e \u003cp\u003e23.2 Preparation for transport 419\u003c\/p\u003e \u003cp\u003e23.3 Land transport 420\u003c\/p\u003e \u003cp\u003e23.3.1 Land vehicles 420\u003c\/p\u003e \u003cp\u003e23.3.2 The tank 420\u003c\/p\u003e \u003cp\u003e23.3.3 Supply of oxygen 421\u003c\/p\u003e \u003cp\u003e23.3.4 Changing the water 422\u003c\/p\u003e \u003cp\u003e23.3.5 Density 422\u003c\/p\u003e \u003cp\u003e23.3.6 Instrumentation and stopping procedures 423\u003c\/p\u003e \u003cp\u003e23.4 Sea transport 423\u003c\/p\u003e \u003cp\u003e23.4.1 Well boats 423\u003c\/p\u003e \u003cp\u003e23.4.2 The well 424\u003c\/p\u003e \u003cp\u003e23.4.3 Density 425\u003c\/p\u003e \u003cp\u003e23.4.4 Instrumentation 425\u003c\/p\u003e \u003cp\u003e23.4.5 Recent trends in well boat technology 426\u003c\/p\u003e \u003cp\u003e23.5 Air transport 426\u003c\/p\u003e \u003cp\u003e23.6 Other transport methods 427\u003c\/p\u003e \u003cp\u003e23.7 Cleaning and re‐use of water 428\u003c\/p\u003e \u003cp\u003e23.8 Use of additives 429\u003c\/p\u003e \u003cp\u003eReferences 429\u003c\/p\u003e \u003cp\u003e\u003cb\u003e24 Instrumentation and Monitoring 431\u003c\/b\u003e\u003c\/p\u003e \u003cp\u003e24.1 Introduction 431\u003c\/p\u003e \u003cp\u003e24.2 Construction of measuring instruments 432\u003c\/p\u003e \u003cp\u003e24.3 Instruments for measuring water quality 432\u003c\/p\u003e \u003cp\u003e24.3.1 Measuring temperature 433\u003c\/p\u003e \u003cp\u003e24.3.2 Measuring oxygen content of the water 433\u003c\/p\u003e \u003cp\u003e24.3.3 Measuring pH 434\u003c\/p\u003e \u003cp\u003e24.3.4 Measuring conductivity and salinity 435\u003c\/p\u003e \u003cp\u003e24.3.5 Measuring total gas pressure and nitrogen saturation 435\u003c\/p\u003e \u003cp\u003e24.3.6 Spectrophotometers for water analysis 436\u003c\/p\u003e \u003cp\u003e24.3.7 Other 439\u003c\/p\u003e \u003cp\u003e24.4 Instruments for measuring physical conditions 439\u003c\/p\u003e \u003cp\u003e24.4.1 Measuring the water flow 440\u003c\/p\u003e \u003cp\u003e24.4.2 Measuring water pressure 442\u003c\/p\u003e \u003cp\u003e24.4.3 Measuring water level 443\u003c\/p\u003e \u003cp\u003e24.5 Equipment for counting fish, measuring fish size and estimation of total biomass 444\u003c\/p\u003e \u003cp\u003e24.5.1 Counting fish 444\u003c\/p\u003e \u003cp\u003e24.5.2 Measuring fish size and total fish biomass 445\u003c\/p\u003e \u003cp\u003e24.6 Monitoring systems 448\u003c\/p\u003e \u003cp\u003e24.6.1 Sensors and measuring equipment 449\u003c\/p\u003e \u003cp\u003e24.6.2 Monitoring centre 449\u003c\/p\u003e \u003cp\u003e24.6.3 Warning equipment 451\u003c\/p\u003e \u003cp\u003e24.6.4 Regulation equipment 451\u003c\/p\u003e \u003cp\u003e24.6.5 Maintenance and control 451\u003c\/p\u003e \u003cp\u003e24.7 Remotely operated vehicle (ROV) technology 451\u003c\/p\u003e \u003cp\u003eReferences 452\u003c\/p\u003e \u003cp\u003e\u003cb\u003e25 Buildings and Superstructures 455\u003c\/b\u003e\u003c\/p\u003e \u003cp\u003e25.1 Why use buildings? 455\u003c\/p\u003e \u003cp\u003e25.2 Types, shape and roof design 455\u003c\/p\u003e \u003cp\u003e25.2.1 Types 455\u003c\/p\u003e \u003cp\u003e25.2.2 Shape 456\u003c\/p\u003e \u003cp\u003e25.2.3 Roof design 457\u003c\/p\u003e \u003cp\u003e25.3 Load‐carrying systems 457\u003c\/p\u003e \u003cp\u003e25.4 Materials 458\u003c\/p\u003e \u003cp\u003e25.5 Prefabricate or build on site? 460\u003c\/p\u003e \u003cp\u003e25.6 Insulated or not? 460\u003c\/p\u003e \u003cp\u003e25.7 Foundations and ground conditions 461\u003c\/p\u003e \u003cp\u003e25.8 Design of major parts 461\u003c\/p\u003e \u003cp\u003e25.8.1 Floors 461\u003c\/p\u003e \u003cp\u003e25.8.2 Walls 462\u003c\/p\u003e \u003cp\u003e25.9 Ventilation and climate control 463\u003c\/p\u003e \u003cp\u003eReferences 465\u003c\/p\u003e \u003cp\u003e\u003cb\u003e26 Design and Construction of Aquaculture Facilities: Some Examples 467\u003c\/b\u003e\u003c\/p\u003e \u003cp\u003e26.1 Introduction 467\u003c\/p\u003e \u003cp\u003e26.2 Land‐based hatchery, juvenile and on‐growing production plant utilizing flow‐through technology 467\u003c\/p\u003e \u003cp\u003e26.2.1 General 467\u003c\/p\u003e \u003cp\u003e26.2.2 Water intake and transfer 468\u003c\/p\u003e \u003cp\u003e26.2.3 Water treatment department 477\u003c\/p\u003e \u003cp\u003e26.2.4 Production rooms 479\u003c\/p\u003e \u003cp\u003e26.2.5 Feed storage 483\u003c\/p\u003e \u003cp\u003e26.2.6 Disinfection barrier 484\u003c\/p\u003e \u003cp\u003e26.2.7 Other rooms 484\u003c\/p\u003e \u003cp\u003e26.2.8 Outlet water treatment 484\u003c\/p\u003e \u003cp\u003e26.2.9 Important equipment 484\u003c\/p\u003e \u003cp\u003e26.3 Land‐based juvenile and on‐growing production plant utilizing RAS technology 486\u003c\/p\u003e \u003cp\u003e26.3.1 Introduction 486\u003c\/p\u003e \u003cp\u003e26.3.2 Fish tanks and production department 488\u003c\/p\u003e \u003cp\u003e26.3.3 Water treatment department 489\u003c\/p\u003e \u003cp\u003e26.3.4 Retention time and number of turnover per day 492\u003c\/p\u003e \u003cp\u003e26.3.5 Heating\/chilling 493\u003c\/p\u003e \u003cp\u003e26.3.6 H\u003csub\u003e2\u003c\/sub\u003eS problem 493\u003c\/p\u003e \u003cp\u003e26.3.7 Sludge treatment system 493\u003c\/p\u003e \u003cp\u003e26.3.8 Fish handling 494\u003c\/p\u003e \u003cp\u003e26.3.9 Others 494\u003c\/p\u003e \u003cp\u003e26.4 On‐growing production, sea cage farms 494\u003c\/p\u003e \u003cp\u003e26.4.1 General 494\u003c\/p\u003e \u003cp\u003e26.4.2 Site selection 494\u003c\/p\u003e \u003cp\u003e26.4.3 The cages and the fixed equipment 495\u003c\/p\u003e \u003cp\u003e26.4.4 The base station 498\u003c\/p\u003e \u003cp\u003e26.4.5 Net handling 499\u003c\/p\u003e \u003cp\u003e26.4.6 Boat 500\u003c\/p\u003e \u003cp\u003eReferences 501\u003c\/p\u003e \u003cp\u003e\u003cb\u003e27 Planning Aquaculture Facilities 503\u003c\/b\u003e\u003c\/p\u003e \u003cp\u003e27.1 Introduction 503\u003c\/p\u003e \u003cp\u003e27.2 The planning process 504\u003c\/p\u003e \u003cp\u003e27.3 Site selection 504\u003c\/p\u003e \u003cp\u003e27.4 Production plan 505\u003c\/p\u003e \u003cp\u003e27.5 Room programme 505\u003c\/p\u003e \u003cp\u003e27.6 Necessary analyses 505\u003c\/p\u003e \u003cp\u003e27.7 Drawing up alternative solutions 508\u003c\/p\u003e \u003cp\u003e27.8 Evaluation of and choosing between the alternative solutions 511\u003c\/p\u003e \u003cp\u003e27.9 Finishing plans, detailed planning 511\u003c\/p\u003e \u003cp\u003e27.10 Function test of the plant 511\u003c\/p\u003e \u003cp\u003e27.11 Project review 511\u003c\/p\u003e \u003cp\u003eReferences 511\u003c\/p\u003e \u003cp\u003eIndex 513\u003c\/p\u003e\u003c\/font\u003e\u003c\/p\u003e\r\n\r\n\u003cp\u003e\u003cfont size=\"3\"\u003eSubject Areas: Agriculture \u0026amp; farming [\u003ca title=\"See our other books on Agriculture \u0026amp; farming\" href=\"https:\/\/freshlyprintedbooks.co.uk\/search?q=%22Agriculture%20\u0026amp;%20farming%20%5BTV%5D%22\"\u003eTV\u003c\/a\u003e]\u003c\/font\u003e\u003c\/p\u003e\r\n\r\n\r\n\u003c\/font\u003e","brand":"Wiley-Blackwell","offers":[{"title":"Brand New","offer_id":52515861725464,"sku":"9781119489016","price":161.35,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0730\/2037\/5320\/files\/9781119489016.jpg?v=1786669792","url":"https:\/\/freshlyprintedbooks.co.uk\/products\/aquaculture-engineering-hardback-9781119489016","provider":"Freshly Printed Books","version":"1.0","type":"link"}