Roland Knapp

Biologist Roland Knapp examines invertebrates he has sampled from a Sierra lake in July, 2006. Knapp has been studying the effects of fish removal on other inhabitants of such lakes including amphibians and invertebrates like these.

Photo by Anders Halverson

Biologist Roland Knapp examines invertebrates he has sampled from a Sierra lake in July, 2006. Knapp has been studying the effects of fish removal on other inhabitants of such lakes including amphibians and invertebrates like these.  Photo by Anders Halverson
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