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aquatic ecosystems 
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benthic invertebrates 
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1 Dossier(s) trouvé(s) pour le chercheur principal "Hebben, Thorsten" (les projets pluriannuels sont regroupés):
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The Effects of 24-Hour Daylight on Patterns of Diurnal Vertical Migration in Freshwater Epipelic Algae.
chercheur principal: Hebben, Thorsten
Année(s) de permis: 1999
Résumé: The objective of this study is to examine the migratory habits of epipelic algae in 10 small, shallow bodies of water in the region of the arctic circle. A 3/4 ton 4x4 pickup truck will be used to travel to each of ten ponds located 6 km north of Inuvik, N.W.T. The ponds will be sampled over a period of 2 days each between July 6 and July 20, 1999, using a technique perfected during the summer o...


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