14 datasets found
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Federal
The NOAA NCEI Global Marine Microplastics Data Collection (1972-present)
National Oceanic and Atmospheric Administration, Department of Commerce —
Microplastics (i.e., plastics measuring less than 5mm) pollution is a growing problem affecting coastal communities, marine ecosystems, aquatic life, and human... -
Federal
Quadrat-based monitoring of desert grassland vegetation at the Jornada Experimental Range, New Mexico, 1915-2016
Department of Agriculture —
The data set covers a 101-year period (1915-2016) of quadrat-based plant sampling at the Jornada Experimental Range in southern New Mexico. At each sampling event, a... -
Federal
Climate, hydrology and riparian vegetation composition data, Grand Canyon, Arizona
Department of the Interior —
These data were compiled for monitoring riparian vegetation change along the Colorado River. This file contains data recorded at 42 sandbars between Lees Ferry and... -
Federal
Channel Islands, Kelp Forest Monitoring, Survey, 5m Quadrat, 1996-2007
National Oceanic and Atmospheric Administration, Department of Commerce —
This dataset from the Channel Islands National Park's Kelp Forest Monitoring Program has measurements of the abundance of selected rare, clumped, sedentary indicator... -
Federal
Channel Islands, Kelp Forest Monitoring, Survey, 1m Quadrat, 1982-2007
National Oceanic and Atmospheric Administration, Department of Commerce —
This dataset from the Channel Islands National Park's Kelp Forest Monitoring Program has measurements of the abundance (density) of relatively abundant selected... -
Federal
Nitrate reduction rates and soil/ water chemistry from roadside ditches in the Mobile Bay (AL, USA) region (2018-05-23 to 2018-06-08) (NCEI Accession 0211099)
National Oceanic and Atmospheric Administration, Department of Commerce —
Ninety-six roadside ditches spanning three landuse types in the Mobile Bay (Alabama, USA) region were sampled in May-June of 2018. Isotope pairing was used to measure... -
Federal
Digenetic trematode parasite species abundance data from 2018-01-18 to 2019-10-19 at sites with artificial and natural shorelines located in Beaufort, NC (NCEI Accession 0284782)
National Oceanic and Atmospheric Administration, Department of Commerce —
Data were collected in support of a project evaluating trematode parasite diversity at sites with varying habitat complexity. We found that trematode richness,... -
Federal
Carrot Island oyster reef and marsh restoration from 2018-05-11 to 2020-08-18 (NCEI Accession 0239707)
National Oceanic and Atmospheric Administration, Department of Commerce —
The following dataset was collected as part of a project assessing the abilities of two oyster reef substrates to recruit and sustain oyster populations and mitigate... -
Federal
Comprehensive seagrass community structure and demography from transect surveys conducted in 2014 and 2022 in Culebra Island, Caribbean Sea (NCEI Accession 0301897)
National Oceanic and Atmospheric Administration, Department of Commerce —
This dataset provides seagrass habitat metrics collected in 2014 and 2022 at 13 monitoring stations in Ensenada Honda and Puerto Manglar in the island of Culebra,... -
Federal
Quadrat vegetation cover data from the long-term Small Mammal Exclusion Study (SMES) at Jornada Basin LTER, 1995-2015
Department of Agriculture —
This data package contains vegetation cover from plots with various levels of herbivore exclusion on the Jornada Experimental Range (JER) and Chihuahuan Desert... -
Federal
Duke Marine Lab Sill monitoring data collected from 2004-10-12 to 2025-04-10 (NCEI Accession 0306220)
National Oceanic and Atmospheric Administration, Department of Commerce —
This dataset contains long-term monitoring data collected at the Duke Marine Lab Sill as part of a larger effort to monitor local fringing marshes in Carteret County.... -
Federal
Vector geospatial data- Evaluation of Nearshore Communities and Habitats in lower Cook Inlet, Alaska, 2015-2018
Department of the Interior —
Shapefiles pertaining to project Evaluation of Nearshore Communities and Habitats in lower Cook Inlet, Alaska, 2015-2018. Depicts the project bounding box, site... -
Federal
Presence and cover data for 36 plant species and associated environmental data from the Colorado River downstream of Glen Canyon Dam from 2016 to 2020
Department of the Interior —
These data were collected to evaluate the cover and composition of native and nonnative vascular plant species within the riparian zone of the Colorado River from...
14 datasets found