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Federal
Least-cost paths (primary model) - A landscape connectivity analysis for the coastal marten (Martes caurina humboldtensis)
Department of the Interior —
This dataset contains the least-cost paths produced by our habitat connectivity model for the coastal marten, as described below in greater detail: After developing... -
Federal
Habitat surface - A landscape connectivity analysis for the coastal marten (Martes caurina humboldtensis)
Department of the Interior —
This dataset serves as the habitat surface that was used to derive coastal marten habitat cores for use in our connectivity model. Of note, the set of habitat cores... -
Federal
Simplified refuge boundaries in the Alaska Region (geoJSONs for import into mdEditor)
Department of the Interior —
These polygon features depict simplified boundaries of the national wildlife refuges and refuge complexes in the Alaska Region for small-scale reference. They were... -
Federal
LiDAR - White River National Wildlife Refuge
Department of the Interior —
LiDAR geospatial data were collected on approximately 60,000 acres of White River National Wildlife Refuge in late fall-winter 2016-17. The associated deliverables... -
Federal
National Land Cover Data for the National Wildlife Refuge System
Department of the Interior —
The Natural Resources Program Center conducted a land cover analysis to determine land cover types, acres and their subsequent percentages for the National Wildlife... -
Federal
Series of aerial images over Alamosa National Wildlife Refuge, acquired November 1941
Department of the Interior —
This data set includes 20 georeferenced versions of original black and white aerial photographs acquired in digital form from the National Archives and Records... -
Federal
Kodiak Archipelago land cover, classified raster image
Department of the Interior —
The land cover/vegetation classification of the Kodiak Archipelago was produced by digital image analysis of a 3-date temporal composite of Landsat ETM+ scenes... -
Federal
Whooping Crane Migration through North Dakota and South Dakota
Department of the Interior —
The whooping crane is a federally endangered species that the bulk of the world population winters at Aransas National Wildlife Refuge down in Texas and typically... -
Federal
Bird Observations for the Scoter/Scaup Breeding Pair Survey at Kanuti National Wildlife Refuge
Department of the Interior —
This geographic dataset includes observations of bird species during the scaup/scoter breeding pair surveys at Kanuti National Wildlife Refuge, from 2014-2024. It... -
Federal
Primary model outputs (packaged datasets) - A landscape connectivity analysis for the coastal marten (Martes caurina humboldtensis)
Department of the Interior —
This packaged data collection contains all of the outputs from our primary model, including the following data layers: Habitat Cores (vector polygons) Least-cost... -
Federal
Aerial Orthophotography, Vegetation Classification and Interpretation, and Forest Type Mapping on Great Dismal Swamp NWR.
Department of the Interior —
Sewall forest typing services for the Northern portion of Great Dismal Swamp NWR in northeastern North Carolina. This includes complete new aerial photography and... -
Federal
GOAMAPPS Air Marine Mammal Observations
Department of the Interior —
This product represents the marine mammal observation count data for the 2018-2020 Gulf of America Marine Assessment Program for Protected Species surveys and the... -
Federal
LiDAR Derived Bare Earth Digital Elevation Model, 2016: Minidoka National Wildlife Refuge
Department of the Interior —
This lidar data set includes unclassified swath LAS 1.4 files, classified LAS 1.4 files, breaklines, digital elevation models (DEMs), first return digital surface... -
Federal
Secondary model outputs (packaged datasets) - A landscape connectivity analysis for the coastal marten (Martes caurina humboldtensis)
Department of the Interior —
This packaged data collection contains all of the outputs from our secondary model, which replaced habitat cores with the boundaries of the four existing coastal... -
Federal
GOAMAPPS Air All Observations
Department of the Interior —
This product represents all the observation count data for the 2018-2020 Gulf of America Marine Assessment Program for Protected Species surveys and the subsequent... -
Federal
Oregon Coast NWRC: Surface Nesting Seabirds - Aerial Photographic Colony Surveys - 2000 GIS Raw Count Databases
Department of the Interior —
This reference archives metadata about the collection of geospatial data which may be stored in a variety of file formats (e.g. shapefile, geodatabase) for the Oregon... -
Federal
GOAMAPPS Air Sea Turtle Observations
Department of the Interior —
This product represents the sea turtle observation count data for the 2018-2020 Gulf of America Marine Assessment Program for Protected Species surveys and the... -
Federal
GOAMAPPS Air Bird Observations
Department of the Interior —
This product represents the observation bird count data for the 2018-2020 Gulf of America Marine Assessment Program for Protected Species surveys and the subsequent... -
Federal
Geospatial Data Set for the Riparian Health Assessment of the Charles M. Russell National Wildlife Refuge
Department of the Interior —
Polygons of areas sampled on CMR for riparian health assessment. -
Federal
Sewall Vegetation Classification and Imagery for Block Island, Canaan Valley, Cherry Valley, Conscience Point, Elizabeth A. Morton, Erie, Featherstone, Great Swamp, James River, John H. Chafee, Mason Neck, Ninigret, Nomans Land Island, Occoquan Bay, Presquile, Patuxent Research Refuge, Rappahannock River Valley, Sachuest Point, Seatuck, Target Rock, Trustom Pond, Wallkill, Wertheim National Wildlife Refuges
Department of the Interior —
James W. Sewall Company used its standard photointerpretation and ortho-mapping workflow on 112K acres across the North Atlantic - Appalachian region. Refuges...