Succession in a Marine Ecosystem

large whale dies

it falls to the bottom of the ocean

it attracts scavengers & decomposers

hagfishes

sharks

amphipods

eat decaying whale

after tissues have been eaten,carcass supports aquatic animals

whale's decomposition enriches sediments w/ nutrients

forms oasis of sediment dwellers

whale's skeleton remains

heterotrophic bacteria produces oils inside bones.

serve as energy for other bacteria

because of chemosynthetic bacteria

community

limpets

mussells

crabs

sea snails