Subject Index 



Acarina. 41, 301 

 Aeration, oil spill, 403 

 Alaska, freshwater habitats, 23 

 Albedo, snow and ground, 



32-33 

 Algae. See also Phytoplankton; 

 Benthic algae 



benthic. See Benthic algae 



biomass compared to 

 bacteria, 6 



biomass limitation, 449 



effect of temperature, 14, 

 201-202, 222-223 



factors controlling, 201 



in model, 434 



light inhibition, 206, 208 



nutrient limitation, 211 



P limitation, 212 



replacement of species, 14, 

 222 



seasonal succession, 180 



secrete DOC, 161 



uptake of N, 211 



uptake of P, 11 



zooplankton affect species, 

 14, 219 

 Alkalinity, seasonal cycle, 87 

 Ammonia 



effect of plants, 102 



in melt water, 102 



in rainfall, 106 



in water, 100 



interstitial water, 102, 104, 

 108 



supply rate, 13 



uptake, 13, 107 



uptake by roots, 109 

 Ammonification, 110, 211 

 Amphibia, 14, 22 

 Anaerobic metabolism, 353 



Aquatic plants. See Carex; 



A re top hi la 

 Arctic 

 adaptions of plants, 38, 236 

 adaptations of small 



organisms, 14, 381 

 adaptations to, 14 

 coastal plain, 25 

 definition, 21 

 effect on bacteria, 354 

 effect on decomposition, 359 

 effect on metazoans, 14, 381 

 effect on P concentration, 151 

 effect on plants, 242 

 effect on ponds, 13 

 effect on protozoans, 14 

 foothills, 25 

 lakes 



history of studies, 21 

 and ponds, characteristics, 



22 

 experimental studies, 22 

 limnology, results, 21 

 ponds, unique properties of, 

 14 

 Arctic study, advantages of, 1 

 Arctophila fulva, 4, 102, 153, 

 224, 301 

 Hfe history, 228 

 primary production, 231 

 Assimilation efficiency, 

 zooplankton, 218 

 Autoradiography, phyto- 

 plankton, 188, 221 



Bacteria, 

 affected by grazing, 8, 382 

 and exudates, 350 

 and sediment grazers, 354 

 attached, 340, 351 



499 



