Marine Biology: An Ecological Approach |
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Page 208
... desiccation and can ill afford to cool themselves through evaporation or else chance a lethal desiccation . Many intertidal organisms show a strategy of adaptation that allows them some cooling by evaporating water and , at the same ...
... desiccation and can ill afford to cool themselves through evaporation or else chance a lethal desiccation . Many intertidal organisms show a strategy of adaptation that allows them some cooling by evaporating water and , at the same ...
Page 210
... desiccation in air and do not function unless immersed in water . Such organs would be a distinct disadvantage in the intertidal . Among intertidal animals , there is a tendency to enclose the respiratory surfaces in protective cavity ...
... desiccation in air and do not function unless immersed in water . Such organs would be a distinct disadvantage in the intertidal . Among intertidal animals , there is a tendency to enclose the respiratory surfaces in protective cavity ...
Page 224
... desiccation , temperature , competition , predation , or grazing , acting separately or together , these vertical bands are never perfect . Often small - scale local variations occur that act to alter the bands and affect the immediate ...
... desiccation , temperature , competition , predation , or grazing , acting separately or together , these vertical bands are never perfect . Often small - scale local variations occur that act to alter the bands and affect the immediate ...
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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