CCPortal

浏览/检索结果: 共87条,第1-10条 帮助

限定条件    
已选(0)清除 条数/页:   排序方式:
Benthic community dynamics in Coyote Creek and Artesian Slough, southern San Francisco Bay, California, May 2016 to March 2018 科技报告
报告编号: 70203615, 页数: 96, 2019
作者:  Shrader, Kelly H.;  Pearson, Sarah A. spearson@usgs.gov;  Parchaso, Francis parchaso@usgs.gov;  Thompson, Janet K. jthompso@usgs.gov
Adobe PDF(4711Kb)  |  收藏  |  浏览/下载:63/35  |  提交时间:2019/11/06
Geology and assessment of undiscovered oil and gas resources of the Eurasia Basin Province, 2008 科技报告
报告编号: 70187618, 页数: 32, 2019
作者:  Moore, Thomas E. tmoore@usgs.gov;  Pitman, Janet K. jpitman@usgs.gov
Adobe PDF(16145Kb)  |  收藏  |  浏览/下载:9/6  |  提交时间:2019/11/06
Arizona hedgehog cactus (Echinocereus triglochidiatus var. arizonicus)—A systematic data assessment in support of recovery 科技报告
报告编号: 70201990, 页数: 48, 2019
作者:  Thomas, Kathryn A. kathryn_a_thomas@usgs.gov;  Shryock, Daniel F. dshryock@usgs.gov;  Esque, Todd C. tesque@usgs.gov
Adobe PDF(3058Kb)  |  收藏  |  浏览/下载:80/19  |  提交时间:2019/11/06
Pleistocene and Holocene landscape development of the South Platte River Corridor, Northeastern Colorado 科技报告
报告编号: 70202818, , 2019
作者:  Berry, Margaret E. meberry@usgs.gov;  Slate, Janet L. jslate@usgs.gov;  Taylor, Emily M. emtaylor@usgs.gov
Adobe PDF(12511Kb)  |  收藏  |  浏览/下载:50/15  |  提交时间:2019/11/06
Fena Valley Reservoir watershed and water-balance model updates and expansion of watershed modeling to southern Guam 科技报告
报告编号: 70190431, 页数: 76, 2019
作者:  Rosa, Sarah N. snrosa@usgs.gov;  Hay, Lauren E. lhay@usgs.gov
Adobe PDF(21206Kb)  |  收藏  |  浏览/下载:149/9  |  提交时间:2019/11/06
Hydrologic study at Farm Creek Marsh, Dorchester County, Maryland, from April 2015 to April 2016 科技报告
报告编号: 70203965, , 2019
作者:  Walker, Charles W.;  Lester, Todd R.;  Nealen, Christopher W.
Adobe PDF(5567Kb)  |  收藏  |  浏览/下载:37/15  |  提交时间:2019/11/06
Assessment of the presence of sewage in the Mill River under low-flow conditions, Springfield, Massachusetts, 2010–11 科技报告
报告编号: 70203186, 页数: 30, 2019
作者:  Massey, Andrew J. ajmassey@usgs.gov;  Marcus C. Waldron;  Jean Tang, R.;  Huntington, Thomas G. thunting@usgs.gov
Adobe PDF(1827Kb)  |  收藏  |  浏览/下载:49/29  |  提交时间:2019/11/06
Paleoliquefaction field reconnaissance in eastern North Carolina—Is there evidence for large magnitude earthquakes between the central Virginia seismic zone and Charleston seismic zone? 科技报告
报告编号: 70203767, , 2019
作者:  Carter, Mark W. mcarter@usgs.gov;  McLaurin, Brett T.
Adobe PDF(18913Kb)  |  收藏  |  浏览/下载:10/1  |  提交时间:2019/11/06
The major coral reefs of Maui Nui, Hawai‘i—distribution, physical characteristics, oceanographic controls, and environmental threats 科技报告
报告编号: 70202388, 页数: 80, 2019
作者:  Field, Michael E. mfield@usgs.gov;  Storlazzi, Curt D. cstorlazzi@usgs.gov;  Gibbs, Ann E. agibbs@usgs.gov;  D'Antonio, Nicole L.;  Cochran, Susan A. scochran@usgs.gov
Adobe PDF(30349Kb)  |  收藏  |  浏览/下载:54/14  |  提交时间:2019/11/06
Molecular identification of fecal contamination in the Elks Run Watershed, Jefferson County, West Virginia, 2016–17 科技报告
报告编号: 70203792, , 2019
作者:  Schill, W. Bane;  Iwanowicz, Deborah D.
Adobe PDF(6711Kb)  |  收藏  |  浏览/下载:41/13  |  提交时间:2019/11/06