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1. Congaree Swamp National Monument Spatial Vegetation Data; Cover Type/Association Level of the National Vegetation Classification System [usgs_nps_congareeswampspatial]
The National Park Service (NPS), in conjunction with the Biological Resources Division (BRD) of the U.S. Geological Survey (USGS), has implemented a program to "develop a uniform hierarchical ...


2. Taxonomic Validation for Freshwater Bivalve and Gastropod Species on the U.S. Fish and Wildlife Service Category 2 species, brdsar0003 [BRDSAR0003]
This report addresses the taxonomic validity of 63 taxa of freshwater bivalves (Sphaeriidae and Unionidae) and 75 species of freshwater gastropods (Ancylidae, Planorbidae, Pleuroceridae, Viviparidae) ...


3. Taxonomic Validation for Mammal Species on the U.S. Fish and Wildlife Service Category 2 Species List, brdsar0013 [brdsar0013]
Reviews the accuracy of the taxonomy of the mammals on the category 2 species list. Methodology: Review of taxonomy and accuracy of mammals on the category 2 species list 2.5.3 Step Process


4. Taxonomic Validation for Snails (Family Hydrobiidae) on the U.S. Fish and Wildlife Service Category 2 Species list, brdsar0002 [BRDSAR0002]
Introduction This report provides taxonomic validation of 104 taxa of hydrobiid snails (Prosobranchia: Truncatelloidea) that are candidates for addition to the Federal List of Endangered and Threatened ...


5. Taxonomic validation for amphibian species on the U.S. Fish and Wildlife Service Category 2 Species list, brdsar0010 [brdsar0010]
A list of 120 amphibian and reptile taxa proposed for listing as endangered or threatened for the U.S. Fish and Wildlife Service was reviewed. These taxa were placed in category 2 because ...


6. Taxonomic validation for bird species on the U.S. Fish and Wildlife Service category 2 species list, brdsar0012 [brdsar0012]
This report is in the form of four lists, separating the Category 2 species into those that are (1) taxonomically valid as listed, (2) synonymous with other taxa, (3) polytypic, and (4) impossible ...


7. Taxonomic validation for reptile species on the U.S. Fish and Wildlife Service Category 2 Species list, brdsar0011 [brdsar0011]
A list of 120 amphibian and reptile taxa proposed for listing as endangered or threatened for the U.S. Fish and Wildlife Service was reviewed. These taxa were placed in category 2 because in most ...


8. Agate Fossil Beds National Monument, Field Plots Data Base for Vegetation Mapping [usgs_nps_agatefossilbeds]
Vegetation field plots at Agate Fossil Beds NM were visited, described, and documented in a digital database. The database consists of 2 parts - (1) Physical Descriptive Data, and (2) Species Listings. ...


9. Congaree Swamp National Monument Field Plots Data Base for Vegetation Mapping [usgs_nps_congareeswamp]
Vegetation field plots at Congaree Swamp National Monument were visited, described, and documented in a digital database. The database consists of 2 parts - (1) Physical Descriptive Data, and (2) ...


10. Benthic community samples collected by Pellegrino and Hubbard (1983) in Long Island Sound, USGS OFR 00-304 [USGS_OFR_00304_PELLEGRI]   PARENT DIF
This data layer, which focuses on benthic communities, was developed as part of a cooperative project between the University of New Haven, the Connecticut DEP, and the U.S. Geological Survey. Benthic ...


11. Benthic community samples collected by Reid, et al (1979) in Long Island Sound, USGS OFR 00-304 [USGS_OFR_00304_REIDETAL]   PARENT DIF
This data layer, which focuses on benthic communities, was developed as part of a cooperative project between the University of New Haven, the Connecticut DEP, and the U.S. Geological Survey. Benthic ...


12. Backscatter Imagery from Sidescan Sonar 5 meter/pixel of Boston Harbor and Approaches [CZM_moris_bh_5mbs_raster]
These data are high-resolution acoustic backscatter measurements of the seafloor from Boston Harbor and the harbor approaches, Massachusetts. Approximately 170 km? of sidescan sonar data were collected ...


13. CONMAPSG: Continental Margin Mapping (CONMAP) sediments grainsize distribution for the United States East Coast Continental Margin [CZM_moris_conmapsg_poly]
Sediments off the eastern United States vary markedly in texture - the size, shape, and arrangement of their grains. However, for descriptive purposes, it is typically most useful to classify these ...


14. Multibeam Bathymetry 2 meter/pixel of Boston Harbor and Approaches [CZM_moris_bh_2mmbbath_raster]
These data are high-resolution bathymetric measurements of the seafloor from Boston Harbor and the harbor approaches, Massachusetts. Approximately 170 km? of sidescan sonar and bathymetric data were ...


15. Backscatter Imagery from Sidescan Sonar 1 meter/pixel of Boston Harbor and Approaches [CZM_moris_bh_1mbs_raster]
These data are high-resolution acoustic backscatter measurements of the seafloor from Boston Harbor and the harbor approaches, Massachusetts. Approximately 170 km? of sidescan sonar data were collected ...


16. Backscatter Imagery from Sidescan Sonar 5 meter/pixel of Boston Harbor and Approaches [CZM_raster_bh_5mbs_raster]
These data are high-resolution acoustic backscatter measurements of the seafloor from Boston Harbor and the harbor approaches, Massachusetts. Approximately 170 km? of sidescan sonar data were collected ...


17. Hillshade of Composite Bathymetry 30 meter/pixel of Boston Harbor and Approaches [CZM_moris_bh_30mhs_raster]
These data are high-resolution bathymetric measurements of the seafloor from Boston Harbor and the harbor approaches, Massachusetts. Approximately 170 km? of sidescan sonar and bathymetric data were ...


18. Hillshade of Multibeam Bathymetry 2 meter/pixel of Boston Harbor and Approaches [CZM_moris_bh_2mmbhs_raster]
These data are high-resolution bathymetric measurements of the seafloor from Boston Harbor and the harbor approaches, Massachusetts. Approximately 170 km? of sidescan sonar and bathymetric data were ...


19. Multibeam Bathymetry Boundaries from Boston Harbor and Approaches [CZM_moris_multibeambathybnds_poly]
This data is the boundary polygon for the high-resolution bathymetric measurements of the seafloor from Boston Harbor and the harbor approaches, Massachusetts. Approximately 170 km? of sidescan sonar ...


20. Surficial sediment data from USGS Field Activity 04019 [CZM_moris_sedgrabs_pt]
This data set includes the locations, identifiers, grain-size data and(or) textural descriptions of surficial sediments collected at stations based on topographic and backscatter data of the seafloor ...


21. Survey Lines of the Sidescan Sonar System of Boston Harbor and Approaches [CZM_moris_surveylines_sss_arc]
These data are the trackline from the high-resolution acoustic backscatter measurements of the seafloor from Boston Harbor and the harbor approaches, Massachusetts. Approximately 170 km? of sidescan ...


22. se_5mbath - Nahant to Gloucester, Swath Bathymetry of the South Essex Survey Area [CZM_moris_se_5mbath_raster]
These data are high-resolution bathymetric soundings of the seafloor offshore of Massachusetts, from Nahant to Gloucester. Approximately 127 km? of the inner shelf were mapped in the nearshore region ...


23. se_5mbathhs-Nahant to Gloucester, Hillshaded bathymetry of the South Essex Survey Area [CZM_moris_se_5mbathhs1_raster]
These data are high-resolution bathymetric soundings of the seafloor offshore of Massachusetts, from Nahant to Gloucester. Approximately 127 km? of the inner shelf were mapped in the nearshore region ...


24. CAPE_GEOLGEOG: Digital Cape Cod and the Islands Geologic Map [CZM_moris_cape_geolgeog_poly]
These data represent a digital form of the geologic map of Cape Cod and the islands. Note: These data were reprojected from their native projection into North American Datum 1983 (NAD83) / Massachusetts ...


25. CC_ENVIRON.SHP: Sedimentary Environments of the Sea Floor off Eastern Cape Cod, Massachusetts [CZM_moris_cc_environ_poly]
This data set includes the sedimentary environments for the sea floor offshore of northern and eastern Cape Cod, Massachusetts. This interpretation is based on data collected with a multibeam sea ...


26. CC_SEDDIST.SHP: Surficial Sediment Distributions off Eastern Cape Cod, Massachusetts [CZM_moris_cc_seddist_poly]
This data set shows the distribution of surficial sediments offshore of northern and eastern Cape Cod, Massachusetts. This interpretation is based on data collected with a multibeam sea floor mapping ...


27. Composite Bathymetry Boundaries from Boston Harbor and Approaches [CZM_moris_compositebathybnds_poly]
This data is the boundary polygon for the high-resolution bathymetric measurements of the seafloor from Boston Harbor and the harbor approaches, Massachusetts. Approximately 170 km? of sidescan sonar ...


28. Defined Map Units of the seafloor of Boston Harbor and Approaches [CZM_moris_bottomtype_poly]
This data is a qualitatively-derived interpretative polygon shapefile defining the bottom types of the seafloor from Boston Harbor and the harbor approaches, Massachusetts. Approximately 170 km? of ...


29. PhysZones- Nahant to Gloucester, Physiographic Zones [CZM_moris_phsio_zones_poly]
These data physiographically characterize the seafloor between Nahant and Gloucester Massachusetts from high-resolution geophysical surveys of the seafloor . Approximately 127 km? of the inner shelf ...


30. PhysZonesInshore- Nahant to Gloucester, Interpreted Physiographic Zones (inshore) [CZM_moris_physio_zones_inshore_poly]
These data physiographically characterize the seafloor between Nahant and Gloucester Massachusetts from NOAA Nautical Charts and air photos. The inshore region is not covered by the high-resolution ...


31. bedrock_depth - Nahant to Gloucester, Depth to Bedrock [CZM_moris_bedrock_depth_raster]
These data are high-resolution seismic reflection profile data of the seafloor offshore of Massachusetts, from Nahant to Gloucester. Approximately 1,175 kms of seismic reflection profile data were ...


32. gom15ctr: Construction of Digital Bathymetry for the Gulf of Maine [CZM_moris_gom15ctr_arc]
The U.S. Geological Survey is conducting studies of the sea floor geology in the Gulf of Maine and along the New England Shelf that provide geologic framework information for habitat, resource, and ...


33. mlclass5 - Nahant to Gloucester, Maximum Likelihood Bottom Classification [CZM_moris_mlclass5_raster]
These data are high-resolution maximum likelihood classification of the seafloor offshore of Massachusetts, from Nahant to Gloucester. Approximately 127 km? of the inner shelf were mapped in the nearshore ...


34. ss_mos1m.tif- Nahant to Gloucester, 1m resolution Sidescan Sonar Mosaic [CZM_moris_ss_mos1m_raster]
These data are high-resolution acoustic backscatter measurements of the seafloor offshore of Massachusetts, from Nahant to Gloucester. Approximately 127 km? of the inner shelf were mapped in the nearshore ...


35. Forest Land Distribution Data for the United States: USDA, Forest Service, Southern Forest Experiment Station, Starkville MS [USDA_FSSFES_FOREST]
Data and metadata are provided for the Continental United States, Alaska, and Hawaii. Information on Forset type and density are provided in the data sets which are available in GIF image format, ...


36. Medium resolution shoreline for the Long Island Sound study area, USGS OFR 00-304 [USGS_OFR_00304_CST27]   PARENT DIF
This data layer provides a medium resolution coastline for the Long Island Sound Study Area in OFR 00-304. NOAA's Medium Resolution Digital Vector Shoreline is a high quality, GIS-ready, general-use ...


37. West Nile Virus United States Bird Map [usgs_cdc_westnilebird]
The Centers for Disease Control and Prevention and the United States Geological Survey have collaborated on the United States Bird Map that shows where birds have tested positive for West Nile Virus. ...


38. West Nile Virus United States Human Map [usgs_cdc_westnilenuman]
The Centers for Disease Control and Prevention and the United States Geological Survey have collaborated on the United States Human Map that shows where humans have tested positive for West Nile Virus. ...


39. West Nile Virus United States Mosquito Map [usgs_cdc_westnilemosquito]
The Centers for Disease Control and Prevention and the United States Geological Survey have collaborated on the United States Mosquito Map that shows where mosquitos have tested positive for West ...


40. West Nile Virus United States Sentinel Flock Map [usgs_cdc_westnilesentinel]
The Centers for Disease Control and Prevention and the United States Geological Survey have collaborated on the United States Sentinel Flock Map that shows where sentinel flocks have tested positive ...


41. 1995 National Oil and Gas Assessment Conventional Plays within the Central Coastal Province [USGS_P-11_conventional]
The purpose of these files is to illustrate the geologic boundary of the play as defined for the 1995 U.S. National Assessment. The play was used as the fundamental assessment unit. The fundamental ...


42. Benthic community samples in Long Island Sound collected by P.L. McCall (1975), USGS OFR 00-304 [USGS_OFR_00304_MCCALL]   PARENT DIF
This GIS layer, which focuses on benthic communities, was developed as part of a cooperative project between the University of New Haven, the Connecticut DEP, and the U.S. Geological Survey. Benthic ...


43. Benthic community sediment samples in Long Island Sound collected by D. Franz (1976), USGS OFR 00-304 [USGS_OFR_00304_FRANZ]   PARENT DIF
This GIS layer, which focuses on benthic communities, was developed as part of a cooperative project between the University of New Haven, the Connecticut DEP, and the U.S. Geological Survey. Benthic ...


44. Extent of the area covered by the sidescan sonar mosaic from the study area off New London, CT, USGS OFR 00-304 [USGS_OFR_00304_MOSAREA]   PARENT DIF
This GIS layer, which focuses on benthic communities, was developed as part of a cooperative project between the University of New Haven, the Connecticut DEP, and the U.S. Geological Survey. Benthic ...


45. F. L. Parker benthic foraminiferal samples (1952) in Long Island Sound, USGS OFR 00-304 [USGS_OFR_00304_PARKER]   PARENT DIF
The purpose of this layer is to disseminate a digital version of the location of samples collected and analyzed by F. L. Parker in 1952 in Long Island Sound. This GIS layer contains a point overlay ...


46. M.A. Buzas benthic foraminiferal samples (1965) from Long Island Sound, USGS OFR 00-304 [USGS_OFR_00304_BUZAS]   PARENT DIF
The purpose of this layer is to disseminate a digital version of the location of samples collected and analyzed by M. A. Buzas in 1965. This GIS layer contains a point overlay showing the the distribution ...


47. USGS benthic foraminiferal samples (1996 - 1997) from Long Island Sound, USGS OFR 00-304 [USGS_OFR_00304_USGS9697]   PARENT DIF
The purpose of this layer is to disseminate a digital version of the location of benthic foraminiferal samples and population data collected and analyzed by the USGS during the time period of 1996 ...


48. 1995 National Oil and Gas Assessment Conventional Plays within the Central Alaska Province [USGS_DDS_P2_conventional]
The purpose of these files is to illustrate the geologic boundary of the play as defined for the 1995 U.S. National Assessment. The play was used as the fundamental assessment unit. The fundamental ...


49. Bituminous coal production in the Appalachian basin--Past, present, and future [USGS_Map_MF-2330]
Maps Provide an overview of coal production from the Appalachian basin, by county. This report on Appalachian basin coal production consists of four maps and associated graphs and tables, with links ...


50. 1995 National Oil and Gas Assessment 1/4-Mile Cells within the Central Coastal Province [USGS_P-11_cells]
The purpose of the cell map is to display the exploration maturity, type of production, and distribution of production in quarter-mile cells in each of the oil and gas plays and each of the provinces ...


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