Výsledky vyhledávání - "Roy E. Beaty"

Identification and Enumeration of Steelhead Kelts at a Snake River Hydroelectric Dam

Autor: Martin S. Fitzpatrick, Ken Collis, Allen F. Evans, Roy E. Beaty

Publikováno v: Transactions of the American Fisheries Society. 133:1089-1099

Improvement of iteroparity rates in U.S. Endangered Species Act (ESA)-listed Snake River populations of steelhead Oncorhynchus mykiss requires a means of distinguishing prespawn (mature) steelhead from postspawners (kelts) and sufficient kelt abundan

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::2259cf475eacdd62da20cab87d1843bd
https://doi.org/10.1577/t03-121.1

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Changes in Catch Rate and Diet of Northern Squawfish Associated with the Release of Hatchery-Reared Juvenile Salmonids in a Columbia River Reservoir

Autor: Ken Collis, Roy E. Beaty, Bradford R. Crain

Publikováno v: North American Journal of Fisheries Management. 15:346-357

We investigated the distribution and predation activities of northern Squawfish Ptychocheilus oregonensis at three locations where hatchery-reared juvenile salmonids Oncorhynchus spp. were released in Bonneville Pool, a Columbia River reservoir. Sign

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::86ea45afb0b1a645d73d2408c4a6192f
https://doi.org/10.1577/1548-8675(1995)015<0346:cicrad>2.3.co

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