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Vertical Movement Of The Endangered James Spinymussel (Pleurobema Collina) And The Notched Rainbow Mussel (Villosa Constricta) In Response To Floods At Different Temperatures And Substrates: Implications For Conservation And Management, Dorottya Boisen
Masters Theses, 2010-2019
Freshwater mussels are keystone species in their ecosystems, improving water and substrate quality for other organisms while they are alive, and buffering stream pH and providing shelter with their shells after they die. Approximately 70% of all freshwater mussel species are endangered globally. The James Spinymussel (Pleurobema collina) is a critically endangered species that lives in disparate tributaries of the James River of Virginia. Like other freshwater mussels, they have a cryptic appearance and behavior, making them difficult to find and therefore, to study and conserve. Previous studies indicate a higher percentage of mussels are surfaced during their …