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invertebratesbiology
arctic lakes
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2 record(s) found with the tag "biomass" (multi-year projects are grouped):
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The Effects of UV-B Radiation On the Community of Arctic Lakes
Principal Investigator: Perin, Sofia
Licensed Year(s): 1994
Summary: This study will be done by setting up 6 enclosures in a lake or pond. Two enclosures will be exposed to reduced UV-B levels, two other enclosures will be exposed to ambient UV-B levels, and finally two other enclosures will be exposed to enhanced UV-B levels. Regular measurements will be made of algae and invertebrates biomass, species composition, and pigment; and of algal photosynthesis and end ...
Licensed Year(s): 1994
Summary: This study will be done by setting up 6 enclosures in a lake or pond. Two enclosures will be exposed to reduced UV-B levels, two other enclosures will be exposed to ambient UV-B levels, and finally two other enclosures will be exposed to enhanced UV-B levels. Regular measurements will be made of algae and invertebrates biomass, species composition, and pigment; and of algal photosynthesis and end ...
The Creation and Utilization of an Artifical Reef in the Churchill Region
Principal Investigator: Thornton, Sheila
Licensed Year(s): 1990
Summary: The Researcher will create an artifical reef in the Churchill region and develop an arctic ecosystem study site. She will create a species inventory which will involve benthic sampling using SCUBA gear. Species include benthic marine invertebrates, fish and pelagic invertebrates found in 0-20 metres of water....
Licensed Year(s): 1990
Summary: The Researcher will create an artifical reef in the Churchill region and develop an arctic ecosystem study site. She will create a species inventory which will involve benthic sampling using SCUBA gear. Species include benthic marine invertebrates, fish and pelagic invertebrates found in 0-20 metres of water....
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