Textbook of LimnologyThis updated edition offers new information on the subject of limnology while still remaining a classic. |
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Page 243
... occur , especially in the sediments of dystrophic lakes . The difference between oxygen uptake in unmodified sedi- ments and in those poisoned by formalin re- veals the part played by bacteria in depleting the gas . On a purely physical ...
... occur , especially in the sediments of dystrophic lakes . The difference between oxygen uptake in unmodified sedi- ments and in those poisoned by formalin re- veals the part played by bacteria in depleting the gas . On a purely physical ...
Page 311
... occur in concentrated thalas- sohaline and athalassohaline waters are capable of withstanding major fluctuations in physico- chemical features of the environment . They are found in lakes having a wide range of salinities . Marine ...
... occur in concentrated thalas- sohaline and athalassohaline waters are capable of withstanding major fluctuations in physico- chemical features of the environment . They are found in lakes having a wide range of salinities . Marine ...
Page 314
... occur and associated oxygen concentrations Dissolved 0 , ( mg / liter ) Redox couples E , ( volts ) NO to NO 2 0.45 to 0.40 4.0 NO2 to NH3 0.40 to 0.35 0.4 Fe +++ to Fe ++ 0.30 to 0.20 SO to S-- 0.10 to 0.06 0.1 0.0 Data from Mortimer ...
... occur and associated oxygen concentrations Dissolved 0 , ( mg / liter ) Redox couples E , ( volts ) NO to NO 2 0.45 to 0.40 4.0 NO2 to NH3 0.40 to 0.35 0.4 Fe +++ to Fe ++ 0.30 to 0.20 SO to S-- 0.10 to 0.06 0.1 0.0 Data from Mortimer ...
Common terms and phrases
acid algae algal alkalinity amphipod anaerobic animals annual aquatic atmosphere autotrophic bacteria basin beneath benthic benthos biomass bluegreens body of water bottom calcium carbon cells chlorophyll cladoceran CO₂ copepods crustaceans curve density depth detritivores detritus diatoms dissolved ecologic ecosystem energy epilimnion eutrophic example factor fauna fish flow forms freshwater biota genus habitats heat herbivores hypolimnetic hypolimnion inland waters invertebrates ions lake surface larvae layer light Limnol limnologists littoral lotic marine material ments meromixis metabolism mg/liter nekton nitrogen North America nutrients O₂ occur oligotrophic organic matter oxidized oxygen particles periphyton phosphorus photosynthesis phytoplankton plankton plants ponds predators primary production profundal ratio regions relatively respiration result river rotifers saline sample sediments seiche shallow solar soluble species square meter stratification stream studies sulfate summer temperature terrestrial Textbook of limnology thermocline tion trophic typical vertical volume waves wind winter zone zooplankton