ESS102H1 Lecture : glg205 feb 14
Document Summary
Benthic anything that lives on te botoom. And aphotic which is must of the ocean dark cold and deep. Benthic open ocean realy deep not a lot of life lot of bacteria, Contnentnal shelf regions 100 to 200 me. Respiration in deep ocean but single ceeled organisms. Big ecosystems like coral and seagreass and kelp high productivity and diversity of organism. Richest is mid ocean ridges living heat and energy mied ocean spreading centers heat from interior of the earth. Soft bodies organisms make homes out of calcium carbonate. Ocran impacts one system is coral reef. Coral reefs big one make home out of it. Reefs are funny warm shallow calm water strict temperature range not too turbulent not a lot of wave action. Clear changes to coastal environment and hate increased erosion in continents. Live between 30 and 30 not too much further then to burmuda. Like rainforest of marine system most diverse place of organisms.
