CCPortal

浏览/检索结果: 共20条,第1-10条 帮助

限定条件        
已选(0)清除 条数/页:   排序方式:
Lakes and reservoirs—Guidelines for study design and sampling 科技报告
报告编号: 70155912, 页数: 57, 2018
作者:  U.S. Geological Survey
Adobe PDF(5029Kb)  |  收藏  |  浏览/下载:25/4  |  提交时间:2019/11/06
Freshwater mussel survey for the Columbia Dam removal, Paulins Kill, New Jersey 科技报告
报告编号: 70196754, 页数: 18, 2018
作者:  Galbraith, Heather S.;  Blakeslee, Carrie J. cblakeslee@usgs.gov;  Cole, Jeffrey C. jccole@usgs.gov;  Silldorff, Erik L.
Adobe PDF(9630Kb)  |  收藏  |  浏览/下载:3/1  |  提交时间:2019/11/06
Baseline water quality of an area undergoing shale-gas development in the Muskingum River watershed, Ohio, 2015–16 科技报告
报告编号: 70198850, , 2018
作者:  Covert, S. Alex.;  Jagucki, Martha L.;  Huitger, Carrie A.
Adobe PDF(14642Kb)  |  收藏  |  浏览/下载:53/21  |  提交时间:2019/11/06
Interior Least Tern sandbar nesting habitat measurements from Landsat Thematic Mapper imagery 科技报告
报告编号: 70199962, , 2018
作者:  Bulliner, Edward A. ebulliner@usgs.gov;  Elliott, Caroline M. celliott@usgs.gov;  Jacobson, Robert B. rjacobson@usgs.gov;  Lott, Casey
Adobe PDF(1917Kb)  |  收藏  |  浏览/下载:40/19  |  提交时间:2019/11/06
Are changes in lower trophic levels limiting prey-fish biomass and production in Lake Michigan? 科技报告
报告编号: 70199979, , 2018
作者:  Bunnell, David B. dbunnell@usgs.gov;  Carrick, Hunter J.;  Madenjian, Charles P. cmadenjian@usgs.gov;  Rutherford, Edward S.;  Vanderploeg, Henry A.;  Barbiero, Richard P.;  Hinchey-Malloy, Elizabeth;  Pothoven, Steven A.;  Riseng, Catherine M.;  Claramunt, Randall M.;  Bootsma, Harvey A.;  Elgin, Ashley;  Rowe, Mark;  Thomas, Sara;  Turschak, Benjamin A.;  Czesny, Sergiusz J.;  Pangle, Kevin;  Warner, David M. dmwarner@usgs.gov
Adobe PDF(2771Kb)  |  收藏  |  浏览/下载:90/41  |  提交时间:2019/11/06
Method comparisons for determining concentrations of metals in water samples used in studies of fish migratory histories 科技报告
报告编号: 70200503, 页数: 32, 2018
作者:  Ziegeweid, Jeffrey R. jrziege@usgs.gov;  Zigler, Steven J. szigler@usgs.gov;  Maki, Ryan P.;  Karns, Byron N.;  Love, Seth A.
Adobe PDF(2208Kb)  |  收藏  |  浏览/下载:50/25  |  提交时间:2019/11/06
Understanding the influence of nutrients on stream ecosystems in agricultural landscapes 科技报告
报告编号: 70191220, 页数: 92, 2018
作者:  Munn, Mark D. mdmunn@usgs.gov;  Frey, Jeffrey W. jwfrey@usgs.gov;  Tesoriero, Anthony J. tesorier@usgs.gov;  Black, Robert W. rwblack@usgs.gov;  Duff, John H. jhduff@usgs.gov;  Lee, Kathy E. klee@usgs.gov;  Maret, Terry R. trmaret@usgs.gov;  Mebane, Christopher A. cmebane@usgs.gov;  Waite, Ian R. iwaite@usgs.gov;  Zelt, Ronald B. rbzelt@usgs.gov
Adobe PDF(18305Kb)  |  收藏  |  浏览/下载:44/11  |  提交时间:2019/11/06
Long Island South Shore Estuary Reserve Coordinated Water Resources Monitoring Strategy 科技报告
报告编号: 70194826, 页数: 122, 2018
作者:  Fisher, Shawn C. scfisher@usgs.gov;  Welk, Robert J. rwelk@usgs.gov;  Finkelstein, Jason S. jfinkels@usgs.gov
Adobe PDF(3415Kb)  |  收藏  |  浏览/下载:102/29  |  提交时间:2019/11/06
U.S. Geological Survey Community for Data Integration 2017 Workshop Proceedings 科技报告
报告编号: 70196904, 页数: 68, 2018
作者:  Hsu, Leslie lhsu@usgs.gov;  Hutchison, Vivian B. vhutchison@usgs.gov;  Langseth, Madison L. mlangseth@usgs.gov;  Wheeler, Benjamin bwheeler@usgs.gov
Adobe PDF(6128Kb)  |  收藏  |  浏览/下载:46/16  |  提交时间:2019/11/06
Comparison of regression relations of bankfull discharge and channel geometry for the glaciated and nonglaciated settings of Pennsylvania and southern New York 科技报告
报告编号: 70197210, 页数: 30, 2018
作者:  Clune, John W.;  Chaplin, Jeffrey J.;  White, Kirk E.
Adobe PDF(14225Kb)  |  收藏  |  浏览/下载:4/1  |  提交时间:2019/11/06