Marine Biology: An Ecological Approach |
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Page 21
... various factors of the environment affect the activities of the organisms . The various organisms and the environmental parameters may be further organized into various levels , each of which is somewhat broader than the preceding . A ...
... various factors of the environment affect the activities of the organisms . The various organisms and the environmental parameters may be further organized into various levels , each of which is somewhat broader than the preceding . A ...
Page 246
... various sea grasses such as the genus Zostera ( see Chapter Five for a discussion of these areas ) . As a result of the occurrence of these various primary producers , there is substantial primary productivity in the mud flats . Mud ...
... various sea grasses such as the genus Zostera ( see Chapter Five for a discussion of these areas ) . As a result of the occurrence of these various primary producers , there is substantial primary productivity in the mud flats . Mud ...
Page 369
... various invertebrates . Such an example are various species of the genus Hemicyclops , which move on the surface of other , larger crustaceans . Still others , like Paranthessius , are found in the mantle cavity of various bivalves ...
... various invertebrates . Such an example are various species of the genus Hemicyclops , which move on the surface of other , larger crustaceans . Still others , like Paranthessius , are found in the mantle cavity of various bivalves ...
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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