Marine Biology Latest Update Graded A

Marine Biology Latest Update Graded A Sponge Porifera Jellyfish Cnidarian Sea Anemone Where Nemo lives Coral Polyps Start of a coral reef. Nudibranch A shell-less sea snail. Mussels A mollusc with two shells. Squid A mollusc with eight arms and two long tentacles. Cuttlefish Its internal skeleton is the familiar cuttlebone. Sea Star Echinoderm Sea Urchin A marine echinoderm having a spherical or flattened shell covered in mobile spines. Sea Cucumber an echinoderm which has a thick worm-like body with tentacles around the mouth. Sea Lily A sedentary marine echinoderm which has a small body on a long jointed stalk, with feather-like arms to trap food. Portuguese man-o-war Its venomous tentacles can deliver a painful (and sometimes fatal) sting. Dugong These enormous vegetarians can be found in warm coastal waters from East Africa to Australia. Mutualism Two organisms living together which is beneficial to both organisms involved. Zooxanthellae Reef-building corals contain these photosynthetic algae, that live in their tissues. Reef balls Artificial coral reefs. Blue whale Largest living mammals. TERM Jelly fish DEFINITION Cnidarian LOCATION TERM Jelly fish DEFINITION Stinger