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CONTENTS
Introduction 3
1. Reviews 6
1.1. Freshwater 6
1.2. Marine 7
1.3. Freshwater/Marine 7
2. Wets and Quadrat Samplers 9
2.1. Simple
2.1 a) Invertebrates in mud and on stones 9
2.1 b) Invertebrates on macrophytes 11
2.2. Diver operated 12
3. Scoops, Shovels and Dredges 13
Page
3.1. Scoops 13
3.2. Shovels 14
3.3. Dredges 15
3.4. Anchor dredges 18
4. Grabs 20
4.1. Ekman type 20
4.2. Orange-peel type 21
4.3. Petersen-type 22
4.4. Smith-Mclntyre type 22
4.5. Van Veen type 23
4.6. Other grabs 23
4.7. Diver operated grab 25
5. Corers 26
5.1. Reviews 26
5.2. Small diameter < 10 cm 26
5.3. Large diameter > 10 cm 34
5.4. Multiple 37
5.5. Diver operated 38
6. Suction and air-lift samplers 39
6.1. Mud suckers 39
6.2. Hydraulic suction samplers 39
6.3. Air-lift samplers 40
6.4. Diver operated hand suckers 41
6.5. Diver operated hydraulic suction samplers 41
6.6. Diver operated air-lift samplers 42
7. Electroshocking samplers 44
8. Efficiencies and comparisons 45
9 Samplers from catalogues 52
Index to samplers with common names 53
Author index 56
ISSN 0308-6739