• Organization: Department of the Interior
• Updated: 2022-05-11T00:00:00Z

This data release includes data and metadata on post-disturbance percent cover of recovering vegetation after disturbance for sites within Keamuku Maneuver Area on Hawaii Island. This study looked...

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• Organization: Department of Agriculture
• Updated: 2025-11-22

This ongoing data set contains counts of perennial forbs and subshrubs in 122 1m x 1m quadrats on the Jornada Experimental Range in the northern extent of the Chihuahuan Desert of New Mexico, USA....

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• Organization: Department of Agriculture
• Updated: 2025-11-22

This ongoing data set contains basal cover of perennial grasses and canopy cover of shrubs in 122 1m x 1m quadrats on the Jornada Experimental Range in the northern extent of the Chihuahuan Desert...

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• Organization: Department of Agriculture
• Updated: 2025-11-24

This completed dataset, from samples collected in 2001 and 2020, contains soil particle size analysis (PSA) and sand fractionation data from soil cores collected at 117 quadrat locations that are...

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• Organization: Department of Agriculture
• Updated: 2025-11-24

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 pantograph was used to record...

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• Organization: National Oceanic and Atmospheric Administration, Department of Commerce
• Updated: 2022-08-01T00:00:00.000+00:00

Monitoring plays a central role in detecting change in coastal ecosystems. The National Estuarine Research Reserve System (NERRS) invests heavily in assessing changes in tidal wetlands through the...

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• Organization: National Oceanic and Atmospheric Administration, Department of Commerce
• Updated: 2010-08-04T00:00:00.000+00:00

Habitat quadrats were surveyed at 1 to ~5 m depths using transects conducted at a total four (4) sites: (1-2) at 2 longshore sites on the leeward coast (South Kohala district) of the Big Island...

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• Organization: Department of the Interior
• Updated: 2024-12-05T00:00:00Z

This dataset provides clam species abundance and size data from intertidal and subtidal mixed sediment habitats in Glacier Bay National Park and Preserve (GBNPP). Data are provided for all...

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• Organization: National Oceanic and Atmospheric Administration, Department of Commerce
• Updated: 2008-03-31T00:00:00.000+00:00

Habitat quadrats were surveyed at 8-13 m depths using shore-based transects swum at 3 longshore sites on the leeward coast (North and South Kohala districts) of the Big Island (Hawaii Island, in...

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• Organization: Department of Agriculture
• Updated: 2025-11-24

This data package contains non-destructive quadrat measurements collected for the long-term Net Primary Production (NPP) study at the Jornada Basin LTER. Data here include measurements of...

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• Organization: National Oceanic and Atmospheric Administration, Department of Commerce
• Updated: 2007-01-01T00:00:00.000+00:00

The Orange Keyhole Sponge, Mycale armata Thiele, was unknown in Hawaii prior to 1996. It was first reported in Pearl Harbor and has been reported in low abundance from a few coral reef locations...

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• Organization: National Oceanic and Atmospheric Administration, Department of Commerce
• Updated: 2022-01-01T00:00:00.000+00:00

This record provides seagrass habitat metrics collected in 2014 and 2022 at 13 monitoring stations in Ensenada Honda and Puerto Manglar in the island of Culebra, Puerto Rico, as part of Culebra's...

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• Organization: Department of the Interior
• Updated: 2022-04-26T00:00:00Z

Seven exclosures that were part of the original 28 Taylor Grazing Act exclosures across northern Nevada were surveyed for cover of biological soil crusts in May 2018. Surveys consisted of 15...

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• Organization: National Oceanic and Atmospheric Administration, Department of Commerce
• Updated: 2021-10-15T00:00:00.000+00:00

Shore-based belt transects were conducted at 8-13 m depths at 3 longshore sites on the leeward coast (North and South Kohala districts) of the Big Island (Hawaii Island) in the MHI during spring...

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• Organization: Department of the Interior
• Updated: 2023-07-27T00:00:00Z

The dataset includes several measurements collected for two complementary phases of a Sandberg bluegrass restoration project. In the first phase of the project, percentage of vegetation and soil...

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• Organization: National Oceanic and Atmospheric Administration, Department of Commerce
• Updated: 2021-10-15T00:00:00.000+00:00

Shore-based belt transects were conducted and habitat quadrats were surveyed using transects at 1 to ~ 5 m depths at a total four (4) sites: at (1-2) 2 longshore sites on the leeward coast (South...

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• Organization: National Oceanic and Atmospheric Administration, Department of Commerce
• Updated: 2021-04-16T00:00:00.000+00:00

The data in this package include coral colony size and condition data collected as part of the Guam Long-term Coral Reef Monitoring Program (GLTMP). The monitoring team assesses all coral colonies...

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• Organization: National Oceanic and Atmospheric Administration, Department of Commerce
• Updated: 2024-01-09T00:00:00.000+00:00

The Commonwealth of the Northern Mariana Islands’ Long-term Marine Monitoring Program (LTMMP) has extensively gathered monitoring data across the region. LTMMP divers have collected data from...

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• Organization: Department of the Interior
• Updated: 2023-12-14T00:00:00Z

The data consist of counts of sea urchins in quadrats from over 600 nearshore rocky bottom sites that were sampled by scuba between 1987 and 2021. The sites are from 38 locations on the north...

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• Organization: Department of the Interior
• Updated: 2023-12-14T00:00:00Z

The data consist of test diameters of sea urchins collected from quadrats from over 600 nearshore rocky bottom sites that were sampled by scuba between 1987 and 2021. The sites are from 38...

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