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Publisher: USGS | Science Center: Western Fisheries Research Center (WFRC, Seattle) | Format: URL
wfrc.usgs.gov — Ballast water discharges are the most significant cause of aquatic biological invasions in coastal waters, including the Great Lakes. Currently, treatment of ballast water prior to discharge at the receiving port offers significant promise to help control this problem. However, development of treatment technologies is limited by lack of objective More...
Publisher: USGS (Biological Science Office) | Science Center: Alaska Science Center (ASC, Anchorage) | Format: URL
www.absc.usgs.gov — This project was designed to assess whether or not populations are recovering, whether isolated processes constrain recovery, and the potential activities to facilitate recovery. This web resource provides links to background information on Nearshore Vertebrate Predators, the Sea Otter, the Harlequin Duck, the River Otter, and the Pigeon More...
Publisher: USGS | Science Center: Western Fisheries Research Center (WFRC, Seattle) | Format: URL
wfrc.usgs.gov — This study was conducted to investigate the inventory, relative abundance, and spatial distribution of fish inhabiting Abbots Lagoon, California. Distribution patterns of the fish were related to water quality or other environmental conditions in the lagoon. Specific objectives of this investigation were to (a) inventory the fish species More...
U.S. Department of the Interior |
U.S. Geological Survey