Limnology of tundra ponds, Barrow, Alaska
John E. Hobbie
Dowden, Hutchinson & Ross, 1980 - Nature - 514 pages
One of a series of volumes reporting results of research by U.S. scientists participating in the International Biological Program.
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Flux of Carbon 5 Flux of Phosphorus 10 Flux
Introduction and Site Description
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abundant adults Alaska algal ammonia amount animals aquatic arctic Arctophila fulva August average bacteria Barrow Barrow ponds Barsdate benthic biomass brood Carex cells chironomid Chironomus ciliates concentrations copepods Crustacea cycle Daphnia decomposition density depth detritus dissolved dry wt ecosystem eggs epipelic algae excretion fairyshrimp feeding Figure filter fraction g dry grazing growth Heterocope Hobbie increase ingestion inorganic input instar July June Kalff lakes larvae lemming Lepidurus liter liter"1 maximum measured melt mg C mg micrometazoans middendorffiana nauplii nitrogen nutrients occurs organic carbon organic matter overwintering particles permafrost phosphate phosphorus photosynthesis phytoplankton plankton polygon population predation primary production protozoans range respiration result runoff samples season sediment seston shallow snow soil species Specific per mg studies summer surface Table temperature terrestrial thaw tundra tundra ponds uptake variables vascular plants water column zooplankton