Found 78 datasets matching filters.
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National Park Service Unit tract polygons
Search relevance: 1.00 | Views last month: 52 | Published on: 2026-03-04 -
The National Hydrography Dataset (NHD) is a feature-based database that interconnects and uniquely identifies the stream segments or reaches that make up the nation's surface water drainage...
Search relevance: 1.00 | Views last month: 14 | Published on: 2026-03-03 -
The High Resolution National Hydrography Dataset Plus (NHDPlus HR) is an integrated datset of geospatial data layers, including the most current National Hydrography Dataset (NHD),...
Search relevance: 1.00 | Views last month: 8 | Published on: 2026-03-03 -
The side scan sonar survey was done simultaneously with the bathymetry swath survey and used an EdgeTech Model 4125 Towfish bow-mounted from Lookdown at 400 and 900 kHz. The 4125 Towfish utilizes...
Search relevance: 1.00 | Views last month: 5 | Published on: 2026-03-04 -
National Park Service unit points.
Search relevance: 1.00 | Views last month: 3 | Published on: 2026-03-04 -
These data represent a series of mean high water shorelines collected at the Sandy Hook Unit of Gateway National Recreation Area (GATE), appended into one personal geodatabase. The features have...
Search relevance: 1.00 | Views last month: 3 | Published on: 2026-03-03 -
GIS point data of stations in which biological and sediment grab samples were collected. Collection of benthic infauna and epifauna used a 0.04 m2 Ted Young Modified Van Veen grab. Three...
Search relevance: 1.00 | Views last month: 2 | Published on: 2026-03-04 -
NOAA's Electronic Navigational Charts (NOAA ENCs) have been developed to support the marine transportation infrastructure and coastal management. The NOAA ENCs are in S-57, a data standard...
Search relevance: 1.00 | Views last month: 2 | Published on: 2025-12-18 -
As part of the Northeast Coastal and Barrier Network's Estuarine Nutrient Enrichment Monitoring program, Network staff continued to estuarine water quality at several park units. This file...
Search relevance: 1.00 | Views last month: 1 | Published on: 2026-01-25 -
This dataset shows all of the data collected in 2009 resampled to 5 meter resolution. 1 and 2 meter resolution is available upon request Please refer to the dataset key for additional metadata...
Search relevance: 1.00 | Views last month: 1 | Published on: 2026-03-04 -
Line shapefile showing the track lines of the acoustic mapping at Sandy Hook, NJ between July 2015 and August 2015. The side scan sonar survey was done simultaneously with the bathymetry swath...
Search relevance: 1.00 | Views last month: 1 | Published on: 2026-03-04 -
The dynamic nature of coastal areas is a defining characteristic, influencing nearly every aspect of their ecology. Fundamentally disturbance driven systems, coastal shorelines and their endemic...
Search relevance: 1.00 | Views last month: 1 | Published on: 2026-03-04 -
Zipped file contains a dataset of raw water level data (6min) which has been corrected to remove atmospheric pressure and provides the depth of water above the Seabird pressure sensor (in m). This...
Search relevance: 1.00 | Views last month: 1 | Published on: 2026-03-04 -
As part of the Northeast Coastal & Barrier Network's Salt Marsh Monitoring program, Network staff continues to sample vegetation and nekton at several park units. This file contains all data...
Search relevance: 1.00 | Views last month: 1 | Published on: 2026-03-04 -
As part of the Northeast Coastal and Barrier Network's Estuarine Nutrient Enrichment Monitoring program, Network staff continued to estuarine water quality at several park units. This file...
Search relevance: 1.00 | Views last month: 1 | Published on: 2026-01-25 -
The side scan sonar survey was done simultaneously with the bathymetry swath survey and used an EdgeTech Model 4125 Towfish bow-mounted from Lookdown at 400 and 900 kHz. The 4125 Towfish utilizes...
Search relevance: 1.00 | Views last month: 1 | Published on: 2026-03-04 -
1 meter contours for Jamaica Bay created from the 2003, 2008, 2009 5 meter raster dataset
Search relevance: 1.00 | Views last month: 1 | Published on: 2026-03-04 -
This dataset provides the total number of patrons by month and year who visited all 14 public libraries in East Baton Rouge Parish. The data also includes the recycled read stats for each year and month.
Search relevance: 1.00 | Views last month: 1 | Published on: 2026-03-07 -
Overabundant deer have harmful effects on forests by preventing regeneration of a number of important canopy tree species, and by preferentially browsing certain native species while avoiding...
Search relevance: 1.00 | Views last month: 1 | Published on: 2026-01-25 -
Supervised classification utilized training texels of 30 x 30 to 90 x 90 pixels cut from GeoTiff orthotiles centered on the coordinates of the grab sample stations. Each texel was assigned to a...
Search relevance: 1.00 | Views last month: 1 | Published on: 2026-03-04
