97 datasets found
-
Federal
Sediment grain size in the Elwha River estuary, Washington, from 2013 and 2014.
Department of the Interior —
This portion of the data release presents sediment grain-size data from samples collected in the Elwha River estuary, Washington, in July 2013 and June 2014 (USGS... -
Federal
Water quality in the Elwha River estuary, Washington, from 2006 to 2014.
Department of the Interior —
This portion of the data release presents water column dissolved nutrient concentration data and water quality parameters from samples collected in the Elwha River... -
Federal
Streamgage measurements, Elwha River, Washington, 2011 to 2016
Department of the Interior —
Streamgage levels on the Elwha River were measured from 2011 to 2016. These measurements show the height of the river's water surface, both in meters relative to the... -
Federal
Topography data from the Elwha River delta, Washington, March 2013
Department of the Interior —
This part of the data release presents topography data from the Elwha River delta collected in March 2013. Topography data were collected on foot with global... -
Federal
Acoustic-backscatter data collected in 2016 offshore the Elwha River mouth, Washington, during USGS Field Activity 2016-605-FA
Department of the Interior —
These metadata describe acoustic-backscatter data collected during a 2016 SWATHPlus-M survey offshore the Elwha River mouth, Strait of Juan de Fuca, Washington. Data... -
Federal
Sediment grain size from the Elwha River, Washington, 2006 to 2017
Department of the Interior —
The grain size of sediment on the riverbed was measured during 20 surveys on the Elwha River, Washington, between 2006 and 2017. Most data were collected along the... -
Federal
Riverscape snorkeling surveys of salmonid distribution and abundance before (2007, 2008) and after (2018, 2019) dam removal on the Elwha River, Washington
Department of the Interior —
We used snorkel surveys in the Elwha River, conducted in consecutive years before (2007, 2008) and after (2018, 2019) dam removal to assess changes in fish... -
Federal
Environmental DNA (eDNA) is an Effective Tool to Track Recolonizing Migratory Fish Following Large-Scale Dam Removal, field data
Department of the Interior —
We collected environmental DNA (eDNA) data from the Elwha River, home to the world’s largest dam removal project, to track the spatial and temporal patterns of... -
Federal
Digital elevation models (DEMs) of the Elwha River delta, Washington, August 2022
Department of the Interior —
This portion of the USGS data release presents digital elevation models (DEMs) derived from bathymetric and topographic surveys conducted on the Elwha River delta in... -
Federal
Diet of Chinook and coho salmon in the Elwha River estuary, Washington, before and during dam removal
Department of the Interior —
This portion of the data release presents fish diet data from Chinook and coho salmon collected in the Elwha River estuary, Washington, in 2006, 2007, 2013, and 2014... -
Federal
Nearshore bathymetry data from the Elwha River delta, Washington, January 2015, collected from personal watercraft
Department of the Interior —
This part of the data release presents bathymetry data from the Elwha River delta collected in January 2015 using two personal watercraft (PWCs). The PWCs were... -
Federal
Topography data from the Elwha River delta, Washington, September 2013
Department of the Interior —
This part of the data release presents topography data from the Elwha River delta collected in September 2013. Topography data were collected on foot with global... -
Federal
Nearshore bathymetry data from the Elwha River delta, Washington, August 2012
Department of the Interior —
This part of the data release presents bathymetry data from the Elwha River delta collected in August 2012 using a personal watercraft (PWC) and the R/V Frontier.... -
Federal
Surface-sediment grain-size distributions of the Elwha River delta, Washington, August 2022
Department of the Interior —
This portion of the data release presents sediment grain-size data from samples collected on the Elwha River delta, Washington, in August 2022 (USGS Field Activity... -
Federal
Nearshore bathymetry data from the Elwha River delta, Washington, February 2016, collected from personal watercraft
Department of the Interior —
This part of the data release presents bathymetry data from the Elwha River delta collected in February 2016 using two personal watercraft (PWCs). The PWCs were... -
Federal
Nearshore bathymetry data from the Elwha River delta, Washington, February 2016, collected from kayak
Department of the Interior —
This part of the data release presents bathymetry data from the Elwha River delta collected in February 2016 using a kayak. The kayak was equipped with a single-beam... -
Federal
Topography data from the Elwha River delta, Washington, August 2012
Department of the Interior —
This part of the data release presents topography data from the Elwha River delta collected in August 2012. Topography data were collected on foot with global... -
Federal
Nearshore bathymetry data from the Elwha River delta, Washington, May 2012, collected from personal watercraft
Department of the Interior —
This part of the data release presents bathymetry data from the Elwha River delta collected in May 2012 using two personal watercraft (PWCs). The PWCs were equipped... -
Federal
Vegetation habitat units derived from 2011 aerial imagery and field data for the Elwha River estuary, Washington
Department of the Interior —
Estuary vegetation cover delineated from 3 September 2011 0.3-meter-resolution aerial imagery (Microsoft/Digital Globe) at a scale of 1:1500. Image date of 3-Sep... -
Federal
Nearshore bathymetry data from the Elwha River delta, Washington, September 2010
Department of the Interior —
This part of the data release presents bathymetry data from the Elwha River delta collected in September 2010 using a personal watercraft (PWC) and a small boat. Both...
97 datasets found