Date of Award

Spring 1993

Document Type

Thesis

Department

Life & Environmental Sciences

First Advisor

John Addis

Second Advisor

Jean Smith

Third Advisor

Fr. Eugene Peoples

Abstract

The object of this study was to identify types of freshwater sponges present in western Montana and to determine destribution of the different species. An attempt was also made to estimate growth rate. In Salmon Lake, Ephydatia muelleri. and Spongilla lacustris were found. In Blanchard Lake, Ephvdataia muelleri. Sponailla lacustris. and Eunapius fragilis were identified. Within Rock Island Lake, Eunapius fragilis and Ephydatia fluviatilis (tentative) were identified.

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