Found 229 datasets matching "surficial samples".
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This GIS layer contains a point layer showing the the location of surficial sediment samples in Long Island containing Clostridium perfringens and the concentration of Clostridium perfringens in...
Search relevance: 70.11 | Views last month: 0 -
This product summarizes the collection and analysis of bed material sample grain size distribution collected from the Iron Gate, Copco, and J.C. Boyle Reservoirs located in Northern California and...
Search relevance: 64.35 | Views last month: 0 -
Since the second half of the 20th century, there has been an increase in scientific interest, research effort, and information gathered on the geologic sedimentary character of the continental...
Search relevance: 64.04 | Views last month: 0 -
Two marine geological surveys were conducted in Nantucket Sound, Massachusetts, in May 2016 and May 2017 by the U.S. Geological Survey (USGS) as part of an agreement with the Massachusetts Office...
Search relevance: 53.97 | Views last month: 1 -
Geologic, sediment texture, and physiographic zone maps characterize the sea floor south and west of Martha's Vineyard and north of Nantucket, Massachusetts. These maps were derived from...
Search relevance: 53.89 | Views last month: 0 -
Two marine geological surveys were conducted in Long Island Sound, Connecticut and New York, in fall 2017 and spring 2018 by the U.S. Geological Survey (USGS), University of Connecticut, and...
Search relevance: 53.62 | Views last month: 1 -
In August 2021, the U.S. Geological Survey, in collaboration with the U.S. Army Corps of Engineers, collected high-resolution geophysical data, sediment samples, and bottom imagery to determine...
Search relevance: 52.31 | Views last month: 0 -
Two 21-day field operations were conducted in 1997 and 1998 in the estuaries and on the inner continental shelf off the northern Oregon and southern Washington coast. These cruises aboard the R/V...
Search relevance: 51.86 | Views last month: 2 -
In 2008, the U.S. Geological Survey (USGS), Woods Hole Coastal and Marine Science Center (WHCMSC), in cooperation with the U.S. Army Corps of Engineers conducted a geophysical and sampling survey...
Search relevance: 51.86 | Views last month: 1 -
A better understanding of sediment dynamics in coastal areas can be attained by mapping the surface sediment distribution and subsurface stratigraphy of the lower shoreface and inner-continental...
Search relevance: 50.52 | Views last month: 0 -
Accurate data and maps of sea-floor geology are important first steps toward protecting habitat, delineating marine resources, and assessing environmental changes due to natural or human effects....
Search relevance: 48.94 | Views last month: 1 -
Accurate data and maps of sea-floor geology are important first steps toward protecting habitat, delineating marine resources, and assessing environmental changes due to natural or human effects....
Search relevance: 47.35 | Views last month: 1 -
This data release provides information on the chemistry and character of bed sediments accumulated in the 1.6-mile long impoundment behind Enloe Dam on the Similkameen River in Okanogan County,...
Search relevance: 46.96 | Views last month: 0 -
This dataset describes the quantity and morphology of microplastics in water, surficial sediment, sediment core, fish, and shellfish samples from Lake Mead National Recreation Area...
Search relevance: 46.72 | Views last month: 0 -
This GIS layer contains a point overlay showing the location of surficial samples used in the analysis of metal distributions in LIS. Attribute information containing the chemical analysis values...
Search relevance: 44.21 | Views last month: 2 -
Geologic, sediment texture, and physiographic zone maps characterize the sea floor of Buzzards Bay, Massachusetts. These maps were derived from interpretations of seismic-reflection profiles,...
Search relevance: 43.45 | Views last month: 0 -
Geologic, sediment texture, and physiographic zone maps characterize the sea floor of Buzzards Bay, Massachusetts. These maps were derived from interpretations of seismic-reflection profiles,...
Search relevance: 43.45 | Views last month: 0 -
A total of 84 surficial sediments samples were collected aboard two cruises from Block Island Sound as part of a Master's Thesis completed at the University of Rhode Island. Sampling was performed...
Search relevance: 43.43 | Views last month: 0 -
Geologic, sediment texture, and physiographic zone maps characterize the sea floor of Buzzards Bay, Massachusetts. These maps were derived from interpretations of seismic-reflection profiles,...
Search relevance: 43.41 | Views last month: 0 -
Geologic, sediment texture, and physiographic zone maps characterize the sea floor of Buzzards Bay, Massachusetts. These maps were derived from interpretations of seismic-reflection profiles,...
Search relevance: 43.14 | Views last month: 0
