Cymatium muricinum and other ranellid gastropods: major predators of cultured tridacnid clams

摘要: xii 1 . Introduction: Giant Clam Mariculture and Ranellid Gastropods 1.1 Clams (Bivalvia: Tridacnidae) Anatomy Biology of the Tridacnidae 1.2 3 The History Culture Technology Ocean-Nursery Tridacnid 5 Predation in 6 Ranellidae 8 Habitat Preferences Predators Tridacnids 10 Other Cultured Bivalves 12 Aims Scope Present Work 13 2 Feeding Behavior Cymatium spp Introduction 14 Materials Methods 16 Preference Experiments 17 Time Required byC muricinum to KillT gigas Results 18 21 by C 23 Discussion 24 Prey 25 KillT. 27 Implications for EvolutionaryAdaptations 28 Growth Rates Consumption 3.