Marine Biology: An Ecological Approach |
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Page 53
... respiration of a plant is just equalled by the rate of photosynthesis is called the compensation depth . Above this depth , photosynthesis exceeds respiration and there is a net production of carbon , or a net primary production . The ...
... respiration of a plant is just equalled by the rate of photosynthesis is called the compensation depth . Above this depth , photosynthesis exceeds respiration and there is a net production of carbon , or a net primary production . The ...
Page 54
... respiration and hence , oxygen builds up over the initial values , since it cannot escape . After the two bottles have incubated for a period of time determined by the investigator , the bottles are brought up , unstoppered , and the ...
... respiration and hence , oxygen builds up over the initial values , since it cannot escape . After the two bottles have incubated for a period of time determined by the investigator , the bottles are brought up , unstoppered , and the ...
Page 65
... respiration rate . The critical depth is always deeper than the compensation depth , because we are dealing here with a vertical mixing process in which the algal population is circulated between lighted and unlighted areas . When it is ...
... respiration rate . The critical depth is always deeper than the compensation depth , because we are dealing here with a vertical mixing process in which the algal population is circulated between lighted and unlighted areas . When it is ...
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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