Michelle Knowlen

Senior Aquatic Toxicologist
Benthic Ecologist

Michelle Knowlen is a Senior Aquatic Toxicologist and Benthic Ecologist at EcoAnalysts Port Gamble Environmental Lab, with a background in environmental science and marine ecology. As a Senior Project Manager, her focus is on management and execution of sediment characterization studies for potential biological impacts, including evaluation of dredged material and cleanup sites, implementing investigative bioassays, and performing benthic community risk assessments. She routinely assists in field operations for sediment projects as a Biological Lead and is skilled in sediment sample collection and processing, infauna preservation, data collection, and polychaete taxonomy. With more than 11 years of experience in both private and public sectors, she brings a multidisciplinary approach to a variety of ecological monitoring and aquatic toxicology projects. Experienced in large-scale benthic ecological risk assessments and baseline studies being performed in the Arctic and Northwest region, she has also played key roles in an assortment of environmental projects across the country, such as dam removals, offshore oil and gas exploration, vessel biofouling management, and aquatic restoration.

Education 
BS Environmental Science, Emphasis in Marine Ecology
University of Washington