Marine Biology: An Ecological Approach |
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Page 116
... squids . Since certain species often occur in tremendous numbers , it may be that they have a very significant effect on the fish and squid populations of the upper layers , but we are ignorant of the details of this at present . They ...
... squids . Since certain species often occur in tremendous numbers , it may be that they have a very significant effect on the fish and squid populations of the upper layers , but we are ignorant of the details of this at present . They ...
Page 136
... squids also display numerous light - producing organs called photophores . Recent work by Young ( 1975 ) has demonstrated that these squids , Figure 4-11 A tubular - eyed fish of the genus Argyropelecus . ( Photo courte- sy of Michael ...
... squids also display numerous light - producing organs called photophores . Recent work by Young ( 1975 ) has demonstrated that these squids , Figure 4-11 A tubular - eyed fish of the genus Argyropelecus . ( Photo courte- sy of Michael ...
Page 144
... squids ( Histioteuthis dispar ) distract potential predators by shooting out a luminescent cloud rather than a black " ink " cloud as is done by squids in lighted waters . This cloud masks the escape of the squid . As noted before ...
... squids ( Histioteuthis dispar ) distract potential predators by shooting out a luminescent cloud rather than a black " ink " cloud as is done by squids in lighted waters . This cloud masks the escape of the squid . As noted before ...
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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