Phosphate and iron limitation of phytoplankton biomass in Lake Tahoe

Canadian Journal of Fisheries and Aquatic Sciences
By: , and 

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Abstract

Bioassays were carried out to assess the response of inoculated, single-species diatom populations (Cyclotella meneghiniana and Aulocosiera italica) to additions of synthetic chelators and phosphate. A chemical speciation model along with the field data was also used to predict how trace metal speciation, and hence bioavailability, was affected by the chelator additions. Results suggest that phosphate was limiting to phytoplankton biomass. Other solutes, Fe in particular, may also exert controls on biomass. Nitrate limitation seems less likely, although Fe-limiting conditions may have led to an effective N limitation because algae require Fe to carry out nitrate reduction. -from Authors
Publication type Article
Publication Subtype Journal Article
Title Phosphate and iron limitation of phytoplankton biomass in Lake Tahoe
Series title Canadian Journal of Fisheries and Aquatic Sciences
DOI 10.1139/f92-136
Volume 49
Issue 6
Year Published 1992
Language English
Larger Work Type Article
Larger Work Subtype Journal Article
Larger Work Title Canadian Journal of Fisheries and Aquatic Sciences
First page 1206
Last page 1215
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