Marine Biology: An Ecological Approach |
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Page 13
... density of sea water . Warm sea water is less dense than cold sea water of the same salinity . Density is also a function of salinity , increasing salinity causing increasing density . However , the range of temperatures found ...
... density of sea water . Warm sea water is less dense than cold sea water of the same salinity . Density is also a function of salinity , increasing salinity causing increasing density . However , the range of temperatures found ...
Page 19
... density with a decrease in temperature and an increase in salinity . When sea water increases in density , it sinks . Therefore , in order to move water into the deep basin of the oceans , it is necessary to increase its density at the ...
... density with a decrease in temperature and an increase in salinity . When sea water increases in density , it sinks . Therefore , in order to move water into the deep basin of the oceans , it is necessary to increase its density at the ...
Page 64
... density water , low nutrient concentration Cold high density water , high nutrient concentration Temperature line Relative nutrient concentration Figure 2-17 Thermal structure of temperate ocean water masses in two seasons , winter and ...
... density water , low nutrient concentration Cold high density water , high nutrient concentration Temperature line Relative nutrient concentration Figure 2-17 Thermal structure of temperate ocean water masses in two seasons , winter and ...
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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