Profiles Index

Snails, Slugs, and Nudibranchs - Gastropoda
Gastropods (Gastropoda) include a wide variety of organisms such as terrestrial snails and slugs, sea slugs, sea hares, sea butterflies, canoe shells, conchs, whelks, limpets, periwinkles, oyster borers, coweries, nudibranchs, and many others.

Molluscs (Mollusca)
Molluscs (Mollusca) are a highly diverse group of animals that include cephalopods (squid, octopuses, cuttlefish), gastropods (nudibranchs, snails, slugs, limpets, sea hares), bivalves (mussels, clams, oysters, scallops) and many other groups of organisms.

California Sea Hare (Aplysia californica)
The California Sea Hare (Aplysia californica) is among the world's largest gastropods and grows to lengths of 41cm (16in). It has ruffled flaps along its back and two pairs of antennae.