• 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...

• html

• 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...

• html

• 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...

• none

• 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...

• none
• none
• none
• none
• none
• none
• +4 more

• 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...

• html

• Organization: National Oceanic and Atmospheric Administration, Department of Commerce
• Updated: 2014-09-08T00:00:00.000+00:00

The purpose of this study was to determine Mycale armata's distribution, abundance throughout the bay, its growth rates on permanent quadrats, and whether mechanical removal would be an effective...

• none
• none
• none
• none
• none
• none

• Organization: National Oceanic and Atmospheric Administration, Department of Commerce
• Updated: 2006-01-01T00:00:00.000+00:00

The Orange Keyhole Sponge, Mycale armata Thiele, was unknown in Hawaii prior to 1996. First reported in Pearl Harbor, it now occurs in virtually every commercial harbor in the main Hawaiian...

• Organization: National Oceanic and Atmospheric Administration, Department of Commerce
• Updated: 2014-09-17T00:00:00.000+00:00

The Orange Keyhole Sponge, Mycale armata Thiele, was unknown in Hawaii prior to 1996. First reported in Pearl Harbor, it now occurs in virtually every commercial harbor in the main Hawaiian...

• none
• none
• none
• none
• none
• none

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

This data package contains reference harvest measurements for the long-term Net Primary Production (NPP) study at the Jornada Basin LTER. Data here include horizontal cover, vertical height, and...

• html

• Organization: Department of Agriculture
• Updated: 2025-05-23

In 2020, a field experiment was started to look at the combined impacts of biological control and herbicide on Lygodium microphyllum. At two heavily L. microphyllum invaded sites with high mite...

• xls

• Organization: Department of the Interior
• Updated: 2021-12-01T00:00:00Z

This Microsoft Excel file contains sample data from recent years for a long term program to monitor specific upland vegetation species in Bighorn Canyon National Recreation Area. Please read...

• xls

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

This package contains perennial vegetation cover data measured using the line-intercept method from plots with various levels of herbivore exclusion on Jornada Experimental Range (JER) and...

• html

• 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....

• html

• 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...

• html

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

This data package contains termite activity data in plots with a range of herbivore exclusion treatments on Jornada Experimental Range (JER) and Chihuahuan Desert Rangeland Research Center (CDRRC)...

• html

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

The data described here result from benthic photo-quadrat surveys conducted along transects at stratified random sites (StRS), as well as climate stations and permanent sites, surveyed across the...

• none
• none
• none
• none

• Organization: National Oceanic and Atmospheric Administration, Department of Commerce
• Updated: 2022-09-08T00:00:00.000+00:00

The data described here result from benthic photo-quadrat surveys conducted along transects at stratified random sites (StRS) and fixed sites surveyed in the Northwestern Hawaiian Islands (NWHI)...

• none
• none
• none
• none
• none
• none
• +4 more

• Organization: National Oceanic and Atmospheric Administration, Department of Commerce
• Updated: 2025-09-01T00:00:00.000+00:00

The data described here are coral planar area measurements derived from the analysis of benthic photomosaic imagery collected at fixed sites across Pacific Island regions since 2014. The source...

• none
• none
• none
• none
• none
• none
• +2 more