Prey selection and feeding rate of sea stars Asterias amurensis and Asterina pectinifera on three bivalves The feeding selectivity of an herbivorous amphipod Ampithoe valida on three dominant macroalgal species of Yundang Lagoon The effects of toxic Alexandrium species on thesurvival and feeding rateof brine shrimp Artemia salina Effects of temperature stress on development, feeding and survival of the apple snail, Pomacea canaliculata Gumminess of bonding adhesives in formula feed of Hemifusus tuba(Gmelin)