Marine Biology: An Ecological Approach |
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Page 28
... TERRESTRIAL AND MARINE ECOSYSTEMS It is quite true that ecological principles apply equally whether one is dealing with terrestrial , fresh water , or marine ecosystems . However , the special conditions prevailing in salt water that ...
... TERRESTRIAL AND MARINE ECOSYSTEMS It is quite true that ecological principles apply equally whether one is dealing with terrestrial , fresh water , or marine ecosystems . However , the special conditions prevailing in salt water that ...
Page 29
... terrestrial communities , with the exception of caves , all possess sufficient light for plant growth , many marine communities exist without the benefit of an autotrophic component . Not only does water absorb light , it does so ...
... terrestrial communities , with the exception of caves , all possess sufficient light for plant growth , many marine communities exist without the benefit of an autotrophic component . Not only does water absorb light , it does so ...
Page 30
... terrestrial communities rarely removes significant amounts of the plant community matrix . By contrast , the small herbivores of the seas usually consume the entire plant , and a major difference between terrestrial and marine ...
... terrestrial communities rarely removes significant amounts of the plant community matrix . By contrast , the small herbivores of the seas usually consume the entire plant , and a major difference between terrestrial and marine ...
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abundant adaptations algae algal amount amphipods anemones areas Atlantic bacteria barnacles benthic biology body bottom burrow carnivores changes Cnidaria communities competition copepods coral reef crabs crustaceans deep sea density deposit feeders depth desiccation detritus diatoms dinoflagellates dominant ecology ecosystems eggs epipelagic estuary fauna feeding Figure fishes fresh water grazing hence herbivores increased invertebrates kelp kelp beds large numbers larvae layers levels light living low tide major marine mammals marsh mesopelagic migrate mollusks Mytilus nekton number of species numbers nutrients occur ocean oxygen Pacific coast particles patterns pelagic percent Photo courtesy photophores photosynthesis physical factors phytoplankton plankton plants Plate polychaete population predators primary productivity reduced result rocky shores salinity salt sand beaches sea grass sea urchins sea water sediment shallow water squids substrate surface waters suspension feeders temperate temperature terrestrial thermocline tropical tuna upper various vertical water column water mass wave action whales zonation zone zooplankton zooxanthellae