Succession in a Marine Ecosystem
large whale dies
it falls to the bottom of the ocean
it attracts scavengers & decomposers
![hagfishes](http://www.zoology.ubc.ca/labs/biomaterials/overhand.jpg)
hagfishes
sharks
![amphipods](http://www.dnr.sc.gov/marine/sertc/images/photo%20gallery/dolly%20parton%20sponge%20amphipods%20T10041036.jpg)
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](http://faculty.kutztown.edu/friehauf/costa_rica/animal_photos/hermit-crab.gif)
crabs
![sea snails](http://www.glaucus.org.uk/Violet-Sea-Snail3-PS.jpg)
sea snails