Ocean Words to Know breaker - a wave that breaks into foam when it reaches the shore broad - wide; large from side to side chunk - a thick piece clam - a water animal that has a soft body and a shell with two parts coast - the edge of the land touching the sea cod - a kind of fish creature - a living being current - the movement of water ebb tide - when the water moves out from the shore Emperor penguin - one of the largest penguins fasten - to attach fertilizer - something added to the soil to make it better for growing plants foam - a mass of tiny bubbles flood tide - when the water moves into the shore glacier - a large mass of ice that moves slowly down a valley or a mountain iceberg - a large mass of floating ice in the ocean iodine - one of the chemical elements kelp - a brown seaweed ocean - earth's largest bodies of water oyster - a sea animal that has a soft body and a shell with two parts pelican - a large bird with a long bill and webbed feet power - force; able to do work sea - a body of salt water; ocean seaweed - plants that live in the ocean shallow - not deep shellfish - a water animal that has a shell as an outer covering shore - land that touches the water sponge - a water animal that grows and lives under water surface - the top tide - change in the level of oceans and other large bodies of water caused by the pull of the moon and sun on the earth tropical - hot and damp tuna - a large ocean fish that is used for food valley - land between hills or mountains white-cap - the foam on top of a wave