Freshwater Algae Of North America

Author: John D. Wehr
Publisher: Elsevier
ISBN: 0123858771
Size: 13.64 MB
Format: PDF, Mobi
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This single volume brings together experts on all the groups of algae that occur in fresh waters (also soils, snow, and extreme inland environments).

A Guide To Common Freshwater Invertebrates Of North America

Author: J. Reese Voshell
Publisher: McDonald & Woodward Publishing Company
ISBN: 9780939923878
Size: 47.73 MB
Format: PDF, ePub, Docs
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Provides identification and other information about creatures that are commonly found in the shallows of freshwater areas and are large enough to be seen with the naked eye.

Thorp And Covich S Freshwater Invertebrates

Author: James H. Thorp
Publisher: Elsevier
ISBN: 0123850274
Size: 22.12 MB
Format: PDF, ePub
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Readers familiar with the first three editions of Ecology and Classification of North American Freshwater Invertebrates (edited by J.H. Thorp and A.P. Covich) will welcome the comprehensive revision and expansion of that trusted ...