Marine Biology: An Ecological Approach |
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Page 104
... whales must therefore be able to swim at birth and instinctively know how to surface for air . They also remain closely associated with the mother . Whereas young pups of sea lions may be left on the breeding grounds for days while the ...
... whales must therefore be able to swim at birth and instinctively know how to surface for air . They also remain closely associated with the mother . Whereas young pups of sea lions may be left on the breeding grounds for days while the ...
Page 105
... whales , Fishing News Books . ) the adults and hence will have a better chance of survival in warm water until such time as the additional insulating layers can be added . The young of both pinnipeds and whales grow very rapidly ...
... whales , Fishing News Books . ) the adults and hence will have a better chance of survival in warm water until such time as the additional insulating layers can be added . The young of both pinnipeds and whales grow very rapidly ...
Page 394
... whales ( Balaenoptera musculus ) were taken , but by the 1963-1964 season , only 112 were taken . In 1968 , the IWC reluctantly gave complete protection to the species . Declining blue whale stocks forced whalers to change to fin whales ...
... whales ( Balaenoptera musculus ) were taken , but by the 1963-1964 season , only 112 were taken . In 1968 , the IWC reluctantly gave complete protection to the species . Declining blue whale stocks forced whalers to change to fin whales ...
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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