Marine Biology: An Ecological Approach |
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Page 40
... pelagic realm ; pelagic organisms are those that live in the open sea away from the bottom . This is in contrast to the benthic realm , which is a general term referring to organisms and zones of the sea bottom . Horizontally , the pelagic ...
... pelagic realm ; pelagic organisms are those that live in the open sea away from the bottom . This is in contrast to the benthic realm , which is a general term referring to organisms and zones of the sea bottom . Horizontally , the pelagic ...
Page 41
... Pelagic Oceanic Photic Epipelagic 200 m Mesopelagic 10 ° C- 700 to 1000 m Bathypelagic Bathyal 2000 to 4 ° C 4000 m Benthic Abyssalpelagic Abyssal 6000 m -Hadal Hadalpelagic 10,000 m Aphotic- Divisions of the Oceans Figure 1.20 ...
... Pelagic Oceanic Photic Epipelagic 200 m Mesopelagic 10 ° C- 700 to 1000 m Bathypelagic Bathyal 2000 to 4 ° C 4000 m Benthic Abyssalpelagic Abyssal 6000 m -Hadal Hadalpelagic 10,000 m Aphotic- Divisions of the Oceans Figure 1.20 ...
Page 146
... pelagic fauna . The benthic fauna , as noted in Chapter 1 , can be subdivided into those that occupy a bathyal zone on the continental slope and those living in a large abyssal zone constituting most of the deep - sea floor . The ...
... pelagic fauna . The benthic fauna , as noted in Chapter 1 , can be subdivided into those that occupy a bathyal zone on the continental slope and those living in a large abyssal zone constituting most of the deep - sea floor . The ...
Common terms and phrases
abundant adaptations algae algal amphipods anemones animals areas associations Atlantic bacteria barnacles benthic benthos Biol biological bottom burrowing changes clams Cnidaria colonies community structure competition copepods coral reefs crabs crustaceans deep sea density deposit feeders depth desiccation detritus diatoms distribution diversity dominant ecology effect environment estuary example fauna feeding Figure fishes gastropod grazing growth herbivores increased infaunal interactions interstitial intertidal zone invertebrates kelp large numbers larvae layers light limpets low tide macrofauna mangrove marine meiofauna meiofaunal organisms mesopelagic mollusks mud flats nekton number of species nutrients occur ocean oxygen Pacific coast particles patterns pelagic percent Photo courtesy photophores physical factors phytoplankton plankton plants Plate polychaete population predators prey primary productivity reduced result rocky intertidal rocky shores salinity sand beaches sand flats seagrass seagrass beds seawater sediment space substrate subtidal surface suspension feeders temperate temperature terrestrial tidal tropical various vertical water column wave action zonation zooplankton zooxanthellae