https://www.usgs.gov/publications/ecology-estuarine-mysid-shrimp-columbia-river-usa
Ecology of an estuarine mysid shrimp in the Columbia River (USA) | U.S. Geological Survey
The estuarine mysid, Neomysis mercedis, has colonized John Day and other run-of-the-river Reservoirs of the Columbia River, over 400 km from the estuary. In...