http://www.waterencyclopedia.com/Da-En/Ecology-Marine.html Marine ecology describes the interactions of marine species with their biotic (living) and abiotic (nonliving) environments. The biotic environment includes interactions with other living organisms. The abiotic environment includes aspects of…
http://www.waterencyclopedia.com/Ce-Cr/Corals-and-Coral-Reefs.html A coral reef is a structure in the sea constructed by coral skeletons and limestone debris that remains in place after the plant or animal dies. The structure is geological, the…
http://en.wikipedia.org/wiki/Aquatic_ecosystem From Wikipedia, the free encyclopedia An estuary mouth and coastal waters, part of an aquatic ecosystem An aquatic ecosystem is an ecosystem in a body of water. Communities of organisms that are dependent on each other and on their environment…