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Bathymetry--Offshore of Scott Creek map area, California This part of DS 781 presents data for the bathymetry map of Offshore Scott Creek, California. The raster data file is included in "Bathymetry_OffshoreScottCreek.zip", which is accessible from https://doi.org/10.5066/F7CJ8BJW. These data accompany the pamphlet and map sheets of Cochrane, G.R., Dartnell, P., Johnson, S.Y., Greene, H.G., Erdey, M.D., Dieter, B.E., Golden, N.E., Endris, C.A., Hartwell, S.R., Kvitek, R.G., Davenport, C.W., Watt, J.T., Krigsman, L.M., Ritchie, A.C., Sliter, R.W., Finlayson, D.P., and Maier, K.L. (G.R. Cochrane and S.A. Cochran, eds.), 2015, California State Waters Map Series--Offshore of Scott Creek, California: U.S. Geological Survey Open-File Report 2015-1191, pamphlet 40 p., 10 sheets,... Categories: Data; Types: Downloadable, GeoTIFF, Map Service, Raster; Tags: Acoustic Reflectivity, CMHRP, Coastal and Marine Hazards and Resources Program, Continental/Island Shelf, Marine Nearshore Subtidal, All tags... Marine Offshore Subtidal, Northern California Ecoregion, PCMSC, Pacific Coastal and Marine Science Center, Pacific Ocean, Rock Substrate, Santa Cruz County, Scott Creek, State of California, Transform Continental Margin, U.S. Geological Survey, USGS, USGS:5564af8de4b0afeb7072c7d1, Unconsolidated Mineral Substrate, bathymetry, distributions, ecosystems, environment, geology, geoscientificInformation, geospatial datasets, image mosaics, imageryBaseMapsEarthCover, maps and atlases, marine geophysics, marine geophysics, multibeam sonar, oceans, physical habitats and geomorphology, seabed, sidescan sonar, sidescan sonar, sonar methods, Fewer tags Bathymetry Hillshade [2m]--Offshore of Monterey, California This part of DS 781 presents data for the bathymetry map of the Offshore of Monterey map area, California. Bathymetry data are provided as separate grids depending on resolution. This metadata file refers to the data included in "BathymetryHS_2m_OffshoreMonterey.zip," which is accessible from https://doi.org/10.5066/F70Z71C8. These data accompany the pamphlet and map sheets of Johnson, S.Y., Dartnell, P., Hartwell, S.R., Cochrane, G.R., Golden, N.E., Watt, J.T., Davenport, C.W., Kvitek, R.G., Erdey, M.D., Krigsman, L.M., Sliter, R.W., and Maier, K.L. (S.Y. Johnson and S.A. Cochran, eds.), 2016, California State Waters Map Series—Offshore of Monterey, California: U.S. Geological Survey Open-File Report 2016–1110,... Categories: Data; Types: Downloadable, GeoTIFF, Map Service, Raster; Tags: Backscatter, Bathymetry, Bathymetry, CMHRP, Coastal and Marine Hazards and Resources Program, All tags... Continental/Island Shelf, Ecosystem, Fisheries, Geology, Intensity, Marina, Marine Nearshore Subtidal, Marine Offshore Subtidal, Monterey, Monterey County, Multibeam, Northern California Ecoregion, Ocean Floor Topography, PCMSC, Pacific Coastal and Marine Science Center, Pacific Ocean, Rock Substrate, Seafloor Character, Seafloor Topography, Seaside, State of California, Transform Continental Margin, U.S. Geological Survey, USGS, USGS:8de1c4e2-e028-4045-95bc-2b5c2e0b95b6, Unconsolidated Mineral Substrate, bathymetry, bathymetry and elevation, bathymetry measurement, distributions, environment, geoscientificInformation, imageryBaseMapsEarthCover, marine geophysics, oceans, sonar methods, Fewer tags Multibeam backscatter data collected in Nantucket Sound Massachusetts in the vicinity of Horseshoe Shoal, during USGS Field Activity 2022-001-FA using a Teledyne SeaBat Integrated Dual-Head (IDH) T20-P multibeam echosounder (8-bit GeoTIFF, UTM Zone 19N, WGS 84, 1-m resolution) In June 2022, the U.S. Geological Survey, in collaboration with the Massachusetts Office of Coastal Zone Management, collected high-resolution geophysical data, in Nantucket Sound to understand the regional geology in the vicinity of Horseshoe Shoal. This effort is part of a long-term collaboration between the USGS and the Commonwealth of Massachusetts to map the State’s waters, support research on the Quaternary evolution of coastal Massachusetts, resolve the influence of sea-level change and sediment supply on coastal evolution, and strengthen efforts to understand the type, distribution, and quality of subtidal marine habitats. This collaboration produces high-resolution geologic data that serve the needs of... Categories: Data; Types: Downloadable, GeoTIFF, Map Service, Raster; Tags: Atlantic Ocean, CMHRP, CZM, Coastal and Marine Hazards and Resources Program, DOI, All tags... Department of the Interior, Eldridge Shoal, GeoTIFF, Horseshoe Shoal, Marine Geology, MassCZM, Massachusetts, Massachusetts Office of Coastal Zone Management, Nantucket Sound, R/V Rafael, Reson, Succonnesset Shoal, T20-P, Teledyne, U.S. Geological Survey, USGS, United States of America, WHCMSC, Woods Hole Coastal and Marine Science Center, Wreck Shoal, backscatter, field activity number 2022-001-FA, geoscientificInformation, geospatial datasets, imageryBaseMapsEarthCover, marine geology, marine geophysics, multibeam backscatter, multibeam echosounder, multibeam sonar, sea-floor acoustic reflectivity, time-series, Fewer tags Multibeam echo sounder - GeoTIFF grids for processed Reson 7160 seafloor bathymetry data collected during USGS field activities 2017-001-FA and 2017-002-FA In spring and summer 2017, the U.S. Geological Survey’s Gas Hydrates Project conducted two cruises aboard the research vessel Hugh R. Sharp to explore the geology, chemistry, ecology, physics, and oceanography of sea-floor methane seeps and water column gas plumes on the northern U.S. Atlantic margin between the Baltimore and Keller Canyons. Split-beam and multibeam echo sounders and a chirp subbottom profiler were deployed during the cruises to map water column backscatter, sea-floor bathymetry and backscatter, and subsurface stratigraphy associated with known and undiscovered sea-floor methane seeps. The first cruise, known as the Interagency Mission for Methane Research on Seafloor Seeps and designated as field... Categories: Data; Types: Downloadable, GeoTIFF, Map Service, Raster; Tags: 7160, Accomac Canyon, Atlantic Margin, Atlantic Ocean, CMHRP, All tags... Chincoteague Ridge, Coastal and Marine Hazards and Resources Program, DOE, DOI, Department of Energy, Department of the Interior, GeoTIFF, HRS1704, HRS1713, HYPACK HYSWEEP HSX and 7K formats, IMMeRSS, Interagency Mission for Methane Research on Seafloor Seeps, Keller Canyon, NOAA-OER, Norfolk Canyon, R/V Hugh R. Sharp, Reson, Reson s7k format, U.S. Geological Survey, USGS, United States of America, University of Rochester, WHCMSC, Washington Canyon, Woods Hole Coastal and Marine Science Center, bathymetry, elevation, field activity number 2017-001-FA, field activity number 2017-002-FA, geoscientificInformation, imageryBaseMapsEarthCover, marine geology, marine geophysics, multibeam bathymetry, multibeam echo sounder, multibeam sonar, oceans, Fewer tags Backscatter [SWATH]--Offshore Santa Cruz, California This part of DS 781 presents data for the acoustic-backscatter map of Offshore of Santa Cruz map area, California. Backscatter data are provided as a raster file included in "Backscatter_Swath_OffshoreSantaCruz.zip," which is accessible from https://doi.org/10.5066/F7TM785G. These data accompany the pamphlet and map sheets of Cochrane, G.R., Dartnell, P., Johnson, S.Y., Erdey, M.D., Golden, N.E., Greene, H.G., Dieter, B.E., Hartwell, S.R., Ritchie, A.C., Finlayson, D.P., Endris, C.A., Watt, J.T., Davenport, C.W., Sliter, R.W., Maier, K.L., and Krigsman, L.M. (G.R. Cochrane and S.A. Cochran, eds.), 2016, California State Waters Map Series—Offshore of Santa Cruz, California: U.S. Geological Survey Open-File Report... Categories: Data; Types: Downloadable, GeoTIFF, Map Service, Raster; Tags: Acoustic Reflectivity, Backscatter, Bathymetry, CMHRP, Coastal and Marine Hazards and Resources Program, All tags... Continental/Island Shelf, Geology, Intensity, Marine Nearshore Subtidal, Marine Offshore Subtidal, Northern California Ecoregion, PCMSC, Pacific Coastal and Marine Science Center, Pacific Ocean, Rock Substrate, Santa Cruz, Santa Cruz County, State of California, Transform Continental Margin, U.S. Geological Survey, USGS, USGS:5567b7c4e4b0d9246a9f46b9, Unconsolidated Mineral Substrate, distributions, ecosystems, environment, geoscientificInformation, image mosaics, imageryBaseMapsEarthCover, marine geophysics, marine geophysics, multibeam sonar, oceans, physical habitats and geomorphology, sea-floor acoustic reflectivity, sea-floor characteristics, seabed, sidescan sonar, sidescan sonar, sonar methods, Fewer tags BathymetryA [USGS]--Offshore Aptos, California This part of DS 781 presents data for the bathymetry map of Offshore of Aptos map area, California. Bathymetry data are provided as two separate grids depending on mapping agency and processing method. This metadata file refers to the data included in "BathymetryA_USGS_OffshoreAptos.zip" which are accessible from https://doi.org/10.5066/F7K35RQB. These data accompany the pamphlet and map sheets of Cochrane, G.R., Johnson, S.Y., Dartnell, P., Greene, H.G., Erdey, M.D, Dieter, B.E., Golden, N.E., Hartwell, S.R., Ritchie, A.C., Kvitek, r.G., Maier, K.L., Endris, C.A., Davenport, C.W., Watt, J.T., Sliter, R.W., Finlayson, D.P., and Krigsman, L.M., (G.R. Cochrane and S.A. Cochran, eds.), 2016, California State Waters... Categories: Data; Types: Downloadable, GeoTIFF, Map Service, Raster; Tags: Aptos, CMHRP, Coastal and Marine Hazards and Resources Program, Continental/Island Shelf, Fisheries, All tags... Marine Nearshore Subtidal, Marine Offshore Subtidal, Northern California Ecoregion, PCMSC, Pacific Coastal and Marine Science Center, Pacific Ocean, Rock Substrate, Santa Cruz County, Seafloor Topography, State of California, Transform Continental Margin, U.S. Geological Survey, USGS, Unconsolidated Mineral Substrate, bathymetry, bathymetry and elevation, bathymetry measurement, distributions, environment, geoscientificInformation, imageryBaseMapsEarthCover, marine geophysics, marine geophysics, oceans, seabed, sidescan sonar, sonar methods, Fewer tags BathymetryB Hillshade [CSUMB]--Offshore Aptos, California This part of DS 781 presents data for the shaded-relief map of Offshore of Aptos map area, California. Shaded-relief data are provided as two separate grids depending on mapping agency and processing method. This metadata file refers to the data included in "BathymetryBHS_CSUMB_OffshoreAptos.zip," which is accessible from https://doi.org/10.5066/F7K35RQB. These data accompany the pamphlet and map sheets of Cochrane, G.R., Johnson, S.Y., Dartnell, P., Greene, H.G., Erdey, M.D, Dieter, B.E., Golden, N.E., Hartwell, S.R., Ritchie, A.C., Kvitek, r.G., Maier, K.L., Endris, C.A., Davenport, C.W., Watt, J.T., Sliter, R.W., Finlayson, D.P., and Krigsman, L.M., (G.R. Cochrane and S.A. Cochran, eds.), 2016, California State... Categories: Data; Types: Downloadable, GeoTIFF, Map Service, Raster; Tags: Aptos, CMHRP, Coastal and Marine Hazards and Resources Program, Continental/Island Shelf, Marine Nearshore Subtidal, All tags... Marine Offshore Subtidal, Northern California Ecoregion, PCMSC, Pacific Coastal and Marine Science Center, Pacific Ocean, Rock Substrate, Santa Cruz County, State of California, Transform Continental Margin, U.S. Geological Survey, USGS, Unconsolidated Mineral Substrate, bathymetry, bathymetry and elevation, bathymetry measurement, distributions, environment, geoscientificInformation, imageryBaseMapsEarthCover, marine geophysics, marine geophysics, oceans, seabed, sidescan sonar, sonar methods, Fewer tags BackscatterA [8101]--Offshore of Scott Creek map area, California This part of DS 781 presents data for the acoustic-backscatter map of Offshore of Scott Creek map area, California. Backscatter data are provided as three separate grids depending on mapping system. The raster data files are included in "BackscatterA_8101_OffshoreScottCreek.zip," which is accessible from https://doi.org/10.5066/F7CJ8BJW. These data accompany the pamphlet and map sheets of Cochrane, G.R., Dartnell, P., Johnson, S.Y., Greene, H.G., Erdey, M.D., Dieter, B.E., Golden, N.E., Endris, C.A., Hartwell, S.R., Kvitek, R.G., Davenport, C.W., Watt, J.T., Krigsman, L.M., Ritchie, A.C., Sliter, R.W., Finlayson, D.P., and Maier, K.L. (G.R. Cochrane and S.A. Cochran, eds.), 2015, California State Waters Map Series--Offshore... Categories: Data; Types: Downloadable, GeoTIFF, Map Service, Raster; Tags: Acoustic Reflectivity, Backscatter, CMHRP, Coastal and Marine Hazards and Resources Program, Continental/Island Shelf, All tags... Fisheries, Intensity, Marine Nearshore Subtidal, Marine Offshore Subtidal, Northern California Ecoregion, PCMSC, Pacific Coastal and Marine Science Center, Pacific Ocean, Rock Substrate, Santa Cruz County, Scott Creek, Seafloor Character, State of California, Transform Continental Margin, U.S. Geological Survey, USGS, USGS:555fa88be4b0afeb70723ee3, Unconsolidated Mineral Substrate, bathymetry, distributions, ecosystems, environment, geology, geoscientificInformation, geospatial datasets, image mosaics, imageryBaseMapsEarthCover, maps and atlases, marine geophysics, marine geophysics, multibeam sonar, oceans, physical habitats and geomorphology, sea-floor acoustic reflectivity, sea-floor characteristics, seabed, sidescan sonar, sidescan sonar, sonar methods, Fewer tags Backscatter [7125]-- Offshore of Monterey, California This part of DS 781 presents data for the acoustic-backscatter map of the Offshore of Monterey map area, California. Backscatter data are provided as separate grids depending on resolution. This metadata file refers to the data included in "Backscatter_7125_OffshoreMonterey.zip," which is accessible from https://doi.org/10.5066/F70Z71C8. These data accompany the pamphlet and map sheets of Johnson, S.Y., Dartnell, P., Hartwell, S.R., Cochrane, G.R., Golden, N.E., Watt, J.T., Davenport, C.W., Kvitek, R.G., Erdey, M.D., Krigsman, L.M., Sliter, R.W., and Maier, K.L. (S.Y. Johnson and S.A. Cochran, eds.), 2016, California State Waters Map Series—Offshore of Monterey, California: U.S. Geological Survey Open-File Report... Categories: Data; Types: Downloadable, GeoTIFF, Map Service, Raster; Tags: Backscatter, Bathymetry, Bathymetry, CMHRP, Coastal and Marine Hazards and Resources Program, All tags... Continental/Island Shelf, Ecosystem, Fisheries, Geology, Intensity, Marina, Marine Nearshore Subtidal, Marine Offshore Subtidal, Monterey, Monterey County, Multibeam, Northern California Ecoregion, Ocean Floor Topography, PCMSC, Pacific Coastal and Marine Science Center, Pacific Ocean, Rock Substrate, Seafloor Character, Seafloor Topography, Seaside, State of California, Transform Continental Margin, U.S. Geological Survey, USGS, USGS:1ef5099c-9d60-45ec-947a-03bd46bd37aa, Unconsolidated Mineral Substrate, distributions, environment, geoscientificInformation, image mosaics, imageryBaseMapsEarthCover, marine geophysics, marine geophysics, oceans, physical habitats and geomorphology, sea-floor acoustic reflectivity, sea-floor characteristics, seabed, sidescan sonar, sidescan sonar, Fewer tags MGL1109backutm.tif: Multibeam backscatter data collected by the U.S. Geological Survey in the Gulf of Alaska in 2011 during cruise MGL1109, 100-meter gridded data in GeoTIFF format, UTM 6 coordinates This raster dataset represents approximately 69,060 square kilometers of Simrad EM122 multibeam-backscatter data collected in the Gulf of Alaska during U.S. Geological Survey (USGS) cruise MGL1109 aboard the R/V Marcus G. Langseth. The data have been reduced for position, elevation, orientation, water-column sound-speed, and refraction effects. Categories: Data; Types: Downloadable, GeoTIFF, Map Service, Raster; Tags: Aleutian Basin, Aleutian Trench, Baranof Fan, Bering Sea, Bowers Ridge, All tags... Bowie Seamount, CMHRP, Coastal and Marine Hazards and Resources Program, Dutch Harbor, Extended Continental Shelf, Gulf of Alaska, Kodiak Island, Kodiak Seamount, PCMSC, Pacific Coastal and Marine Science Center, Physical Habitats and Geomorphology, Shirshov Ridge, Substrate, Surveyor Fan, U.S. Geological Survey, USGS, Umnak Plateau, backscatter intensity, continental shelf, environment, geoscientificInformation, geospatial datasets, image mosaics, marine geophysics, marine geophysics, multibeam echo sounder, multibeam sonar, oceans, sea-floor acoustic reflectivity, sea-floor characteristics, Fewer tags Multibeam bathymetry data collected in 2017 and 2018 of Noyes Submarine Canyon and vicinity, southeast Alaska This section of the data release provides bathymetry data collected during 2017 and 2018 multibeam echosounder surveys of Noyes Submarine Canyon and vicinity, southeast Alaska. Data were collected by the National Oceanic and Atmospheric Administration (NOAA) aboard the NOAA survey vessel Fairweather (NOAA survey D00208, Report for D00208 (noaa.gov) and NOAA survey D00245, Report for D00245 (noaa.gov)). Data provided in this data release were post-processed by U.S. Geological Survey (USGS), Pacific Coastal and Marine Science Center (PCMSC) for scientific geohazard projects. The bathymetry data are provided as a GeoTIFF image. Categories: Data; Types: Downloadable, GeoTIFF, Map Service, Raster; Tags: Bathymetry, Bathymetry and Elevation, CMHRP, Coastal and Marine Hazards and Resources Program, Dixon Entrance, All tags... Noyes Canyon, PCMSC, Pacific Coastal and Marine Science Center, Seafloor Topography, State of Alaska, U.S. Geological Survey, USGS, bathymetry, bathymetry measurement, field observation, geoscientificInformation, geospatial datasets, marine geophysics, multibeam sonar, sea-floor characteristics, seabed, Fewer tags Multibeam acoustic-backscatter data collected in 2017 and 2018 of Noyes Submarine Canyon and vicinity, southeast Alaska This section of the data release provides acoustic-backscatter data collected during 2017 and 2018 multibeam echosounder surveys of Noyes Submarine Canyon and vicinity, southeast Alaska. Data were collected by the National Oceanic and Atmospheric Administration (NOAA) aboard the NOAA survey vessel Fairweather (NOAA survey D00208, Report for D00208 (noaa.gov) and NOAA survey D00245, Report for D00245 (noaa.gov)). Data provided in this data release were post-processed by U.S. Geological Survey (USGS), Pacific Coastal and Marine Science Center (PCMSC) for scientific geohazard projects. The acoustic-backscatter data are provided as a GeoTIFF image. Categories: Data; Types: Downloadable, GeoTIFF, Map Service, Raster; Tags: Bathymetry, CMHRP, Coastal and Marine Hazards and Resources Program, Distributions, Dixon Entrance, All tags... Noyes Canyon, PCMSC, Pacific Coastal and Marine Science Center, Seafloor Topography, State of Alaska, U.S. Geological Survey, USGS, field observation, geoscientificInformation, geospatial datasets, image mosaics, marine geophysics, multibeam sonar, sea-floor acoustic reflectivity, sea-floor characteristics, seabed, Fewer tags Multibeam acoustic-backscatter data collected in 2015 near Cross Sound, southeast Alaska, during field activity 2015-629-FA In 2015 the U.S. Geological Survey, Pacific Coastal and Marine Science Center, in cooperation with the Alaska Department of Fish and Game (ADFG), collected bathymetry and acoustic-backscatter data near Cross Sound in southeast Alaska using a Reson 7111 multibeam echosounder mounded to the ADFG R/V Solstice. This section of the data release provides the acoustic-backscatter data as a GeoTIFF at 10-m spatial resolution. All files have accompanying FGDC metadata. Categories: Data; Types: Downloadable, GeoTIFF, Map Service, Raster; Tags: Bathymetry, CMHRP, Coastal and Marine Hazards and Resources Program, Cross Sound, Distributions, All tags... PCMSC, Pacific Coastal and Marine Science Center, Seafloor Topography, State of Alaska, U.S. Geological Survey, USGS, field observation, geoscientificInformation, geospatial datasets, image mosaics, marine geophysics, multibeam sonar, sea-floor acoustic reflectivity, sea-floor characteristics, seabed, Fewer tags Multibeam Echosounder, Reson T-20P deep site backscatter (4-m), USGS field activity 2017-003-FA, Mississippi River Delta front offshore of southeastern Louisiana (8-bit GeoTIFF, UTM Zone 16N, NAD 83) High resolution bathymetric, sea-floor backscatter, and seismic-reflection data were collected offshore of southeastern Louisiana aboard the research vessel Point Sur on May 19-26, 2017, in an effort to characterize mudflow hazards on the Mississippi River Delta front. As the initial field program of a research cooperative between the U.S. Geological Survey, the Bureau of Ocean Energy Management, and other Federal and academic partners, the primary objective of this cruise was to assess the suitability of sea-floor mapping and shallow subsurface imaging tools in the challenging environmental conditions found across delta fronts (for example, variably distributed water column stratification and widespread biogenic... Categories: Data; Types: Downloadable, GeoTIFF, Map Service, Raster; Tags: BOEM, Bureau of Ocean Energy Management, CMGP, Coastal and Marine Geology Program, GeoTIFF, All tags... Gulf of Mexico, Marine Geology, Mississippi River Delta front, Pass a Loutre, Reson, South Pass, Southeast Louisiana, Southwest Pass, T20P, U.S. Geological Survey, USGS, WHCMSC, Woods Hole Coastal and Marine Science Center, backscatter, bathymetry, bathymetry, field activity number 2017-003-FA, geoscientificInformation, imageryBaseMapsEarthCover, marine geology, marine geophysics, multibeam backscatter, multibeam bathymetry, multibeam echosounder, multibeam sonar, oceans, sea-floor acoustic reflectivity, Fewer tags Multibeam bathymetric data collected in Little Egg Inlet and offshore the southern end of Long Beach Island, NJ, during USGS Field Activity 2018-001-FA, using a dual-head Reson T20-P multibeam echosounder (32-bit GeoTIFF, UTM Zone 18N, NAD 83, NAVD 88 Vertical Datum, 4-m resolution) The natural resiliency of the New Jersey barrier island system, and the efficacy of management efforts to reduce vulnerability, depends on the ability of the system to recover and maintain equilibrium in response to storms and persistent coastal change. This resiliency is largely dependent on the availability of sand in the beach system. In an effort to better understand the system's sand budget and processes in which this system evolves, high-resolution geophysical mapping of the sea floor in Little Egg Inlet and along the southern end of Long Beach Island near Beach Haven, New Jersey was conducted from May 31 to June 10, 2018, followed by a sea floor sampling survey conducted from October 22 to 23, 2018, as part... Categories: Data; Types: Downloadable, GeoTIFF, Map Service, Raster; Tags: Beach Haven, CMHRP, Coastal and Marine Hazards and Resources Program, DOI, Department of the Interior, All tags... Forsythe Wildlife Refuge, GeoTIFF, Holgate, Little Egg Inlet, Long Beach Island, Marine Geology, New Jersey, R/V Petrel, Reson, Stockton University, T20P, U.S. Geological Survey, USGS, United States of America, WHCMSC, Woods Hole Coastal and Marine Science Center, backscatter, bathymetry, bathymetry, elevation, field activity number 2018-001-FA, field activity number 2018-049-FA, geoscientificInformation, imageryBaseMapsEarthCover, marine geology, marine geophysics, multibeam backscatter, multibeam bathymetry, multibeam echosounder, multibeam sonar, oceans, sea-floor acoustic reflectivity, Fewer tags BackscatterB [7125]--Offshore Pigeon Point, California This part of DS 781 presents data for the acoustic-backscatter map of Offshore of Pigeon Point map area, California. Backscatter data are provided as three separate grids depending on mapping system. This metadata file refers to the data included in "BackscatterB_7125_OffshorePigeonPoint.zip," which is accessible from https://doi.org/10.5066/F7513W80. These data accompany the pamphlet and map sheets of Cochrane, G.R., Watt, J.T., Dartnell, P., Greene, H.G., Erdey, M.D., Dieter, B.E., Golden, N.E., Johnson, S.Y., Endris, C.A., Hartwell, S.R., Kvitek, R.G., Davenport, C.W., Krigsman, L.M., Ritchie, A.C., Sliter, R.W., Finlayson, D.P., and Maier, K.L. (G.R. Cochrane and S.A. Cochran, eds.), 2015, California State Waters... Categories: Data; Types: Downloadable, GeoTIFF, Map Service, Raster; Tags: Acoustic Reflectivity, Ano Nuevo, Backscatter, CMHRP, Coastal and Marine Hazards and Resources Program, All tags... Continental/Island Shelf, Fisheries, Intensity, Marine Nearshore Subtidal, Marine Offshore Subtidal, Northern California Ecoregion, PCMSC, Pacific Coastal and Marine Science Center, Pacific Ocean, Pigeon Point, Rock Substrate, San Mateo County, Seafloor Character, State of California, Transform Continental Margin, U.S. Geological Survey, USGS, USGS:5548073be4b0a658d7954cf6, Unconsolidated Mineral Substrate, bathymetry, distributions, ecosystems, environment, geology, geoscientificInformation, geospatial datasets, image mosaics, imageryBaseMapsEarthCover, maps and atlases, marine geophysics, marine geophysics, multibeam sonar, oceans, physical habitats and geomorphology, sea-floor acoustic reflectivity, sea-floor characteristics, seabed, sidescan sonar, sidescan sonar, sonar methods, Fewer tags BackscatterB [EM300]--Monterey Canyon and Vicinity Map Area, California This part of DS 781 presents data for the acoustic-backscatter map of Monterey Canyon and Vicinity map area, California. Backscatter data are provided as separate grids depending on mapping system and processing method. These metadata describe acoustic-backscatter data collected by Monterey Bay Aquarium Research Institute (MBARI) and processed by the U.S. Geological Survey. The raster data files are included in "BackscatterB_EM300_MontereyCanyon.zip," which is accessible from https://doi.org/10.3133/ds781. These data accompany the pamphlet and map sheets of Dartnell, P., Maier, K.L., Erdey, M.D., Dieter, B.E., Golden, N.E., Johnson, S.Y., Hartwell, S.R., Cochrane, G.R., Ritchie, A.C., Finlayson, D.P., Kvitek, R.G.,... Categories: Data; Types: Downloadable, GeoTIFF, Map Service, Raster; Tags: Acoustic Reflectivity, CMGP, Coastal and Marine Geology Program, Continental/Island Shelf, Marine Nearshore Subtidal, All tags... Marine Offshore Subtidal, Monterey County, Moss Landing, Northern California Ecoregion, PCMSC, Pacific Coastal and Marine Science Center, Pacific Ocean, Rock Substrate, State of California, Transform Continental Margin, U.S. Geological Survey, USGS, Unconsolidated Mineral Substrate, distributions, environment, geoscientificInformation, geospatial datasets, image mosaics, imageryBaseMapsEarthCover, interferometric sonar, maps and atlases, marine geophysics, multibeam echo sounder, oceans, physical habitats and geomorphology, sea-floor acoustic reflectivity, sea-floor characteristics, seabed, sonar methods, Fewer tags Seafloor character, 5 m resolution--Monterey Canyon and Vicinity Map Area, California This part of DS 781 presents the seafloor-character map of Monterey Canyon and Vicinity, California. The raster data file is included in "SeafloorCharacter_5m_MontereyCanyon.zip," which is accessible from https://doi.org/10.3133/ds781. These data accompany the pamphlet and map sheets of Dartnell, P., Maier, K.L., Erdey, M.D., Dieter, B.E., Golden, N.E., Johnson, S.Y., Hartwell, S.R., Cochrane, G.R., Ritchie, A.C., Finlayson, D.P., Kvitek, R.G., Sliter, R.W., Greene, H.G., Davenport, C.W., Endris, C.A., and Krigsman, L.M. (P. Dartnell and S.A. Cochran, eds.), 2016, California State Waters Map Series—Monterey Canyon and Vicinity, California: U.S. Geological Survey Open-File Report 2016–1072, 48 p., 10 sheets, scale... Categories: Data; Types: Citation, Downloadable, GeoTIFF, Map Service, Raster; Tags: Acoustic Reflectivity, Bathymetry, CMGP, Coastal and Marine Geology Program, Continental/Island Shelf, All tags... Marine Nearshore Subtidal, Marine Offshore Subtidal, Monterey County, Moss Landing, PCMSC, Pacific Coastal and Marine Science Center, Pacific Ocean, Rock Substrate, Seafloor Topography, State of California, Transform Continental Margin, U.S. Geological Survey, USGS, Unconsolidated Mineral Substrate, distributions, environment, geoscientificInformation, geospatial datasets, image mosaics, imageryBaseMapsEarthCover, interferometric sonar, maps and atlases, marine geophysics, multibeam echo sounder, oceans, physical habitats and geomorphology, sea-floor acoustic reflectivity, sea-floor characteristics, seabed, sonar methods, Fewer tags Multibeam backscatter data collected in Little Egg Inlet and offshore the southern end of Long Beach Island, NJ, during USGS Field Activity 2018-001-FA, using a dual-head Reson T20-P multibeam echosounder (8-bit GeoTIFF, UTM Zone 18N, WGS 84, 2 meter resolution) The natural resiliency of the New Jersey barrier island system, and the efficacy of management efforts to reduce vulnerability, depends on the ability of the system to recover and maintain equilibrium in response to storms and persistent coastal change. This resiliency is largely dependent on the availability of sand in the beach system. In an effort to better understand the system's sand budget and processes in which this system evolves, high-resolution geophysical mapping of the sea floor in Little Egg Inlet and along the southern end of Long Beach Island near Beach Haven, New Jersey was conducted from May 31 to June 10, 2018, followed by a sea floor sampling survey conducted from October 22 to 23, 2018, as part... Categories: Data; Types: Downloadable, GeoTIFF, Map Service, Raster; Tags: Beach Haven, CMHRP, Coastal and Marine Hazards and Resources Program, DOI, Department of the Interior, All tags... Forsythe Wildlife Refuge, GeoTIFF, Holgate, Little Egg Inlet, Long Beach Island, Marine Geology, New Jersey, R/V Petrel, Reson, Stockton University, T20P, U.S. Geological Survey, USGS, United States of America, WHCMSC, Woods Hole Coastal and Marine Science Center, backscatter, bathymetry, bathymetry, field activity number 2018-001-FA, field activity number 2018-049-FA, geoscientificInformation, imageryBaseMapsEarthCover, marine geology, marine geophysics, multibeam backscatter, multibeam bathymetry, multibeam echosounder, multibeam sonar, oceans, sea-floor acoustic reflectivity, Fewer tags Seafloor character, 2 m resolution--Monterey Canyon and Vicinity Map Area, California This part of DS 781 presents the seafloor-character map of Monterey Canyon and Vicinity, California. The raster data file is included in "SeafloorCharacter_2m_MontereyCanyon.zip," which is accessible from https://doi.org/10.3133/ds781. These data accompany the pamphlet and map sheets of Dartnell, P., Maier, K.L., Erdey, M.D., Dieter, B.E., Golden, N.E., Johnson, S.Y., Hartwell, S.R., Cochrane, G.R., Ritchie, A.C., Finlayson, D.P., Kvitek, R.G., Sliter, R.W., Greene, H.G., Davenport, C.W., Endris, C.A., and Krigsman, L.M. (P. Dartnell and S.A. Cochran, eds.), 2016, California State Waters Map Series—Monterey Canyon and Vicinity, California: U.S. Geological Survey Open-File Report 2016–1072, 48 p., 10 sheets, scale... Categories: Data; Types: Citation, Downloadable, GeoTIFF, Map Service, Raster; Tags: Acoustic Reflectivity, Bathymetry, CMGP, Coastal and Marine Geology Program, Continental/Island Shelf, All tags... Marine Nearshore Subtidal, Marine Offshore Subtidal, Monterey County, Moss Landing, PCMSC, Pacific Coastal and Marine Science Center, Pacific Ocean, Rock Substrate, Seafloor Topography, State of California, Transform Continental Margin, U.S. Geological Survey, USGS, Unconsolidated Mineral Substrate, distributions, environment, geoscientificInformation, geospatial datasets, image mosaics, imageryBaseMapsEarthCover, interferometric sonar, maps and atlases, marine geophysics, multibeam echo sounder, oceans, physical habitats and geomorphology, sea-floor acoustic reflectivity, sea-floor characteristics, seabed, sonar methods, Fewer tags 1 2 3 »