Marine Biology: An Ecological Approach |
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Page 27
... populations . Direct competitive interactions among organisms are rarely observed and are usually inferred from changes observed in population numbers and distribu- tions in nature . Predation can be defined as the consumption of one ...
... populations . Direct competitive interactions among organisms are rarely observed and are usually inferred from changes observed in population numbers and distribu- tions in nature . Predation can be defined as the consumption of one ...
Page 71
... population that initially had 1,000,000 cells per liter and divided once each day . It was grazed by a copepod population adjusted to remove 1,000,000 cells per day . Under such conditions , the diatom population would remain in a ...
... population that initially had 1,000,000 cells per liter and divided once each day . It was grazed by a copepod population adjusted to remove 1,000,000 cells per day . Under such conditions , the diatom population would remain in a ...
Page 342
... population explosion of the sea star Acanthaster planci . Since 1957 , when the population explosions were first observed , A. planci has caused catastrophic mortality of reefs in a number of places in the western Pacific . The ability ...
... population explosion of the sea star Acanthaster planci . Since 1957 , when the population explosions were first observed , A. planci has caused catastrophic mortality of reefs in a number of places in the western Pacific . The ability ...
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Common terms and phrases
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