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State of the Climate in 2019 科技报告
, 2020
作者:  [unavailable]
Adobe PDF(46553Kb)  |  收藏  |  浏览/下载:17/2  |  提交时间:2021/11/24
Fish behavior and abundance monitoring near a floating surface collector in North Fork Reservoir, Clackamas River, Oregon, using multi-beam acoustic imaging sonar 科技报告
报告编号: 70200961, , 2018
作者:  Smith, Collin D. cdsmith@usgs.gov;  Plumb, John M. jplumb@usgs.gov;  Adams, Noah S. nadams@usgs.gov
Adobe PDF(4834Kb)  |  收藏  |  浏览/下载:34/20  |  提交时间:2019/11/06
Study 11. Effects of Nanophyetus on the swimming performance and survival of steelhead smolts AND studies to understand and manage the Nanophyetus cercaria 科技报告
报告编号: 70198682, , 2018
作者:  Hershberger, Paul phershberger@usgs.gov
Adobe PDF(2587Kb)  |  收藏  |  浏览/下载:14/5  |  提交时间:2019/11/06