Marine Biology: An Ecological Approach |
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Page 46
... Diatoms The diatoms ( class Bacillarophyceae ) are easily differentiated from the dinoflag- ellates because they are enclosed within a unique glass " pillbox ” and have no visible means of locomotion . Each box is composed of two parts ...
... Diatoms The diatoms ( class Bacillarophyceae ) are easily differentiated from the dinoflag- ellates because they are enclosed within a unique glass " pillbox ” and have no visible means of locomotion . Each box is composed of two parts ...
Page 48
... diatom reproduction and reestablishment of size , there are some diatoms that undergo replication without valve decrease and do not require auxospore formation to reestablish size . Diatoms are abundant as species and individuals ...
... diatom reproduction and reestablishment of size , there are some diatoms that undergo replication without valve decrease and do not require auxospore formation to reestablish size . Diatoms are abundant as species and individuals ...
Page 289
... diatoms are present , the opaqueness of the sand ensures that the diatom population is restricted to the very surface layers . As a result , there are no macroscopic herbivores on a sand beach . Since there is virtually no primary ...
... diatoms are present , the opaqueness of the sand ensures that the diatom population is restricted to the very surface layers . As a result , there are no macroscopic herbivores on a sand beach . Since there is virtually no primary ...
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