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Great Lakes Research Vessel Operations 1958-2018: Gillnet. (ver. 3.0, April 2019) All gillnet data represented here expand upon vessel operations (OP table) data, all of which are collected by the United States Geological Survey, Great Lakes Science Center and its partners. The Gillnet Tables contain data collected from the research vessel deploying various gear used for gillnet data collection. The database uses sample_type to indicate the gear deployed. The tables relating to Gillnet are: GN_Annulus.csv, GN_Catch.csv, GN_Effort.csv, GN_Fish.csv, GN_L, GN_LF.csv, GN_OP.csv, GN_Prey.csv, GN_Stomach.csv, LMMB_Fish_Prey.csv, and LMMB_Invert_Prey.csv Data Quality: Note that the following data release is a snapshot of the database at the time of release. Some data quality checks are still being... Categories: Data; Tags: Alewife, Bathythermograph, Benthos, Bloater, Cisco, All tags... Deepwater, Deepwater Sculpin, Detroit River, Emerald Shiner, Gillnet, Habitat, Hydroacoustic, Ichthyoplankton, Lake Erie, Lake Huron, Lake Michigan, Lake Ontario, Lake Saint Clair, Lake Superior, Lake Trout, Lake Trout Population Dynamics, Laurentian Great Lakes, Mensuration, Mysis, Prey fish, Prey fish population dynamics, Rainbow Smelt, Round Goby, Saint Clair River, Sea Lamprey, Slimy Sculpin, Spoonhead Sculpin, Trawl, Walleye, White Perch, Yellow Perch, Zebra Mussel, Zooplankton, acoustics, age estimation methods, age structure, biogeography, biological sampling, biomass, biota, environment, fall forage fish, field sampling, fishery management, food web, freshwater fishes, geospatial datasets, gillnets, inlandWaters, invasive species, population dynamics, surface water temperature, time series datasets, transect sampling, trawl nets, trawling, water temperature, Fewer tags Great Lakes Research Vessel Operations 1958-2018: Mensuration. (ver. 3.0, April 2019) All mensuration data represented here expand upon vessel operations (OP table) data, all of which are collected by the United States Geological Survey, Great Lakes Science Center and its partners. The Mensuration Tables contain data collected from the research vessel deploying various gear used for mensuration data collection. The database uses sample_type to indicate the gear deployed. The tables relating to Mensuration are: Mensuration.csv, MS_head_rope_depth.csv, MS_FOOT_ROPE_DEPTH, MS_Primary.csv, MS_Temperature.csv, and MS_Wingspread.csv Data Quality: Note that the following data release is a snapshot of the database at the time of release. Some data quality checks are still being undertaken after the time... Categories: Data; Tags: Alewife, Bathythermograph, Benthos, Bloater, Cisco, All tags... Deepwater, Deepwater Sculpin, Detroit River, Emerald Shiner, Gillnet, Habitat, Hydroacoustic, Ichthyoplankton, Lake Erie, Lake Huron, Lake Michigan, Lake Ontario, Lake Saint Clair, Lake Superior, Lake Trout, Lake Trout Population Dynamics, Laurentian Great Lakes, Mensuration, Mysis, Prey fish, Prey fish population dynamics, Rainbow Smelt, Round Goby, Saint Clair River, Sea Lamprey, Slimy Sculpin, Spoonhead Sculpin, Trawl, Walleye, White Perch, Yellow Perch, Zebra Mussel, Zooplankton, acoustics, age estimation methods, age structure, biogeography, biological sampling, biomass, biota, environment, fall forage fish, field sampling, fishery management, food web, freshwater fishes, geospatial datasets, gillnets, inlandWaters, invasive species, population dynamics, surface water temperature, time series datasets, transect sampling, trawl nets, trawling, water temperature, Fewer tags LAS dataset of lidar, single-beam and multibeam sonar data collected at Lake Superior at Minnesota Point near the Duluth Entry, Duluth, MN, August 2022 This dataset is a LAS (industry-standard binary format for storing lidar point clouds) dataset containing light detection and ranging (lidar) data and sonar data representing the beach and near-shore topography of Lake Superior at Minnesota Point, near the Duluth entry, Duluth, Minnesota. Average point spacing of the LAS files in the dataset are as follows: lidar, 0.094 meters (m); multibeam sonar, 0.501 m; single-beam sonar, 1.876 m. The LAS dataset was used to create digital elevation models (DEMs) of 10 m (32.8084 feet) and 1 m (3.28084 feet) resolution, of the approximate 1.75 square kilometer surveyed area. Lidar data were collected August 22, 2022 using a boat mounted Velodyne VLP-16 unit and methodology similar... Categories: Data; Types: Downloadable, Map Service, OGC WFS Layer, OGC WMS Layer, Shapefile; Tags: Bathymetry and Elevation, DEM, Duluth, Great Lakes, Hydroacoustic, All tags... LAS, Lake Superior, Lidar, Sonar, Southwestern Lake Superior, Superior, XYZ, bathymetry, digital elevation models, elevation, inlandWaters, lidar, limnology, Fewer tags Beach topography and near-shore bathymetry of Lake Superior at Minnesota Point near the Duluth Entry, Duluth, MN, October-November 2022 These data are digital elevation models (DEMs) of the beach topography and near-shore bathymetry of Lake Superior at Minnesota Point, near the Superior entry, Duluth, Minnesota. The DEMs have 1 meter (m; 3.28084 ft) and/or 10 m (32.8084 ft) cell size and was created from a LAS dataset of terrestrial light detection and ranging (LiDAR) data representing the beach topography and sonar data representing the bathymetry for an approximate 1.78 square kilometer survey area. Average point spacing of the LAS files in the dataset are as follows: lidar, 0.055 meters (m); multibeam sonar, 0.511 m; single-beam sonar, 1.687 m. Lidar data were collected November 01, 2022 using a boat mounted Velodyne VLP-16 unit and methodology... Categories: Data; Types: Downloadable, GeoTIFF, Map Service, Raster; Tags: Bathymetry and Elevation, DEM, Duluth, Great Lakes, Hydroacoustic, All tags... LAS, Lake Superior, Lidar, Sonar, Southwestern Lake Superior, Superior, XYZ, bathymetry, digital elevation models, elevation, inlandWaters, lidar, limnology, Fewer tags LAS dataset of lidar, single-beam, and multibeam sonar data collected at Lake Superior at Minnesota Point near the Duluth Entry, Duluth, MN, October-November 2022 This dataset is a LAS (industry-standard binary format for storing lidar point clouds) dataset containing light detection and ranging (lidar) data and sonar data representing the beach and near-shore bathymetry of Lake Superior at Minnesota Point, near the Duluth entry, Duluth, Minnesota. Average point spacing of the LAS files in the dataset are as follows: lidar, 0.055 meters (m); multibeam sonar, 0.511 m; single-beam sonar, 1.687 m. The LAS dataset was used to create digital elevation models (DEMs) of 10 m (32.8084 feet) and 1 m (3.28084 feet) cell size, of the approximate 1.78 square kilometer surveyed area. Lidar data were collected November 01, 2022 using a boat mounted Velodyne VLP-16 unit and methodology... Categories: Data; Types: Downloadable, Map Service, OGC WFS Layer, OGC WMS Layer, Shapefile; Tags: Bathymetry and Elevation, DEM, Duluth, Great Lakes, Hydroacoustic, All tags... LAS, Lake Superior, Lidar, Sonar, Southwestern Lake Superior, Superior, XYZ, bathymetry, digital elevation models, elevation, inlandWaters, lidar, limnology, Fewer tags Lake Michigan Fish Acoustic Data from 2011 to 2016 Each line in the file “Lake Michigan fish acoustic data from 2011 to 2016.csv” represents the acoustic data and estimated fish density for a single depth layer of water. Surveys are conducted along transects, transects are divided horizontally into successive intervals, and then within an interval there are multiple successive depth layers. Area backscattering (ABC), mean acoustic size (sigma), and fish density are reported for each unique transect-interval – layer from Lake Michigan in the years 2011-2016. Area backscattering (PRC_ABC), mean acoustic size (sigma), and fish density in the intervals and layers of acoustic survey transects of Lake Michigan in the years 2011-2016. The survey is carried out using a... Categories: Data; Types: Citation; Tags: Fish, Fishery Resources, Lake Michigan, USGS Science Data Catalog (SDC), environment, All tags... hydroacoustic, inlandWaters, Fewer tags Lock and Dam 19 Side Scan, 2019 A side scan image collected with Humminbird Helix 10 on November 14, 2019. Side scan sonar creates a picture or an image of the riverbed. To generate an image, side scanners measures the strength of how loud the return sonar pings are. Categories: Data; Types: Downloadable, GeoTIFF, Map Service, Raster; Tags: DEM, Hydroacoustic, Illinois, Iowa, Lock and Dam 19, All tags... Mississippi River, bathymetry, lidar, side scan, sonar, Fewer tags Lock and Dam 19 Bathymetry Slope, 2019 A slope raster generated from multibeam bathymetry and terrestrial lidar collected simultaneously on November 14, 2019. Slope represents the rate of change of elevation under the water column. Categories: Data; Types: Downloadable, GeoTIFF, Map Service, Raster; Tags: DEM, Hydroacoustic, Illinois, Iowa, Lock and Dam 19, All tags... Mississippi River, bathymetry, lidar, Fewer tags Elevation contours of beach topography and near-shore bathymetry of Lake Superior at Minnesota Point near the Duluth Entry, Duluth, MN, October-November 2022 The elevation contours in this dataset have a 2-foot (ft) interval and were derived from a digital elevation model (DEM) of beach topography and nearshore bathymetry of Lake Superior at Minnesota Point, Duluth, Minnesota. The DEM has a 1 meter (m; 3.28084 ft) cell size and was created from Lidar data representing beach topography and sonar data representing bathymetry extending approximately 700-800 m offshore. The data cover an approximately 1.75 square kilometer survey area. Lidar data were collected November 01, 2022 using a boat mounted Velodyne VLP-16 unit and methodology similar to that described by Huizinga and Wagner (2019). Multibeam sonar data were collected October 31-November 01, 2022 using a Norbit... Categories: Data; Types: Downloadable, Map Service, OGC WFS Layer, OGC WMS Layer, Shapefile; Tags: Bathymetry and Elevation, DEM, Duluth, Great Lakes, Hydroacoustic, All tags... LAS, Lake Superior, Lidar, Sonar, Southwestern Lake Superior, Superior, XYZ, bathymetry, digital elevation models, elevation, inlandWaters, lidar, limnology, Fewer tags Beach topography and near-shore bathymetry of Lake Superior at Minnesota Point near the Superior Entry, Duluth, MN, September 2022 These data are digital elevation models (DEMs) of the beach topography and near-shore bathymetry of Lake Superior at Minnesota Point, near the Superior entry, Duluth, Minnesota. The DEMs have 1 meter (m) and/or 10 m cell size and was created from a LAS dataset of terrestrial light detection and ranging (LiDAR) data representing the beach topography and sonar data representing the bathymetry for an approximate 2.15 square kilometer survey area. Average point spacing of the LAS files in the dataset are as follows: Lidar, 0.086 m; multi-beam sonar, 0.512 m; single-beam sonar, 1.919 m. Lidar data were collected September 07, 2022 using a boat mounted Velodyne VLP-16 unit and methodology similar to that described by... Categories: Data; Types: Downloadable, GeoTIFF, Map Service, Raster; Tags: Bathymetry and Elevation, DEM, Duluth, Great Lakes, Hydroacoustic, All tags... LAS, Lake Superior, Lidar, Sonar, Southwestern Lake Superior, Superior, XYZ, bathymetry, digital elevation models, elevation, inlandWaters, lidar, limnology, Fewer tags Lock and Dam 19 DEM, 2019 A digital elevation model generated from multibeam bathymetry and terrestrial lidar collected simultaneously on November 14, 2019. Categories: Data; Types: Downloadable, GeoTIFF, Map Service, Raster; Tags: DEM, Hydroacoustic, Illinois, Iowa, Lock and Dam 19, All tags... Mississippi River, bathymetry, lidar, Fewer tags Great Lakes Research Vessel Operations 1958-2018: OP. (ver. 3.0, April 2019) These data have been collected on various vessel operations on the Great Lakes and select connecting waterways. This vessel operations data set is part of and connected to a larger database of Great Lakes research that includes trawl and gillnet catch data, sample information of fish species caught, as well as effort applied, operation conditions, and location details. The larger database also contains data on hydroacoustics, ichthyoplankton, zooplankton, zebra mussel, and benthos samples collected. Multiple operations were conducted on all Great Lakes each year (1958-2016) beginning in early spring and ending in late fall. Each vessel operation was completed for a specific purpose, or target mission, which are... Categories: Data; Tags: Alewife, Bathythermograph, Benthos, Bloater, Cisco, All tags... Deepwater, Deepwater Sculpin, Detroit River, Emerald Shiner, Gillnet, Habitat, Hydroacoustic, Ichthyoplankton, Lake Erie, Lake Huron, Lake Michigan, Lake Ontario, Lake Saint Clair, Lake Superior, Lake Trout, Lake Trout Population Dynamics, Laurentian Great Lakes, Mensuration, Mysis, Prey fish, Prey fish population dynamics, Rainbow Smelt, Round Goby, Saint Clair River, Sea Lamprey, Slimy Sculpin, Spoonhead Sculpin, Trawl, Walleye, White Perch, Yellow Perch, Zebra Mussel, Zooplankton, acoustics, age estimation methods, age structure, biogeography, biological sampling, biomass, biota, environment, fall forage fish, field sampling, fishery management, food web, freshwater fishes, geospatial datasets, gillnets, inlandWaters, invasive species, population dynamics, surface water temperature, time series datasets, transect sampling, trawl nets, trawling, water temperature, Fewer tags Lock and Dam 19 Hillshade, 2019 A digital elevation model hillshade generated from multibeam bathymetry and terrestrial lidar collected simultaneously on November 14, 2019. A hillshade is a grayscale 3D representation of a surface. Categories: Data; Types: Downloadable, GeoTIFF, Map Service, Raster; Tags: DEM, Hydroacoustic, Illinois, Iowa, Lock and Dam 19, All tags... Mississippi River, bathymetry, hillshade, lidar, Fewer tags Lock and Dam 19 Backscatter, 2019 A backscatter raster generated from multibeam bathymetry and terrestrial lidar collected simultaneously on November 14, 2019. Backscatter is the reflection of a signal and can help when determining bottom types. Harder bottom types (like rock) reflect more sound than softer bottom types (like mud), and smoother bottom types reflect more sound than rugged bottom types. Categories: Data; Types: Downloadable, GeoTIFF, Map Service, Raster; Tags: DEM, Hydroacoustic, Illinois, Iowa, Lock and Dam 19, All tags... Mississippi River, bathymetry, lidar, Fewer tags Great Lakes Research Vessel Operations 1958-2018: Benthos Ponar. (ver. 3.0, April 2019) All benthos data represented here expand upon vessel operations (OP table) data, all of which are collected by the United States Geological Survey, Great Lakes Science Center and it’s partners. The Benthos Tables contain data collected from the research vessel deploying various gear used for benthos data collection. The database uses sample_type to indicate the gear deployed. The tables relating to Benthos are: Benthos_Comments.csv, Benthos_Ponar.csv, and Benthos_LF Data Quality: Note that the following data release is a snapshot of the database at the time of release. Some data quality checks are still being undertaken after the time of release. Also, a large section of this database includes legacy data that... Categories: Data; Tags: Alewife, Bathythermograph, Benthos, Bloater, Cisco, All tags... Deepwater, Deepwater Sculpin, Detroit River, Emerald Shiner, Gillnet, Habitat, Hydroacoustic, Ichthyoplankton, Lake Erie, Lake Huron, Lake Michigan, Lake Ontario, Lake Saint Clair, Lake Superior, Lake Trout, Lake Trout Population Dynamics, Laurentian Great Lakes, Mensuration, Mysis, Prey fish, Prey fish population dynamics, Rainbow Smelt, Round Goby, Saint Clair River, Sea Lamprey, Slimy Sculpin, Spoonhead Sculpin, Trawl, Walleye, White Perch, Yellow Perch, Zebra Mussel, Zooplankton, acoustics, age estimation methods, age structure, biogeography, biological sampling, biomass, biota, environment, fall forage fish, field sampling, fishery management, food web, freshwater fishes, geospatial datasets, gillnets, inlandWaters, invasive species, population dynamics, surface water temperature, time series datasets, transect sampling, trawl nets, trawling, water temperature, Fewer tags Great Lakes Research Vessel Operations 1958-2018: Mysis. (ver. 3.0, April 2019) All mysis data represented here expand upon vessel operations (OP table) data, all of which are collected by the United States Geological Survey, Great Lakes Science Center and its partners. The Mysis Tables contain data collected from the research vessel deploying various gear used for mysis data collection. The database uses sample_type to indicate the gear deployed. The tables relating to Mysis are: Mysis_Catch.csv, Mysis_IND.csv, Mysis_OP.csv, and MY_IND Data Quality: Note that the following data release is a snapshot of the database at the time of release. Some data quality checks are still being undertaken after the time of release. Also, a large section of this database includes legacy data that if issues... Categories: Data; Tags: Alewife, Bathythermograph, Benthos, Bloater, Cisco, All tags... Deepwater, Deepwater Sculpin, Detroit River, Emerald Shiner, Gillnet, Habitat, Hydroacoustic, Ichthyoplankton, Lake Erie, Lake Huron, Lake Michigan, Lake Ontario, Lake Saint Clair, Lake Superior, Lake Trout, Lake Trout Population Dynamics, Laurentian Great Lakes, Mensuration, Mysis, Prey fish, Prey fish population dynamics, Rainbow Smelt, Round Goby, Saint Clair River, Sea Lamprey, Slimy Sculpin, Spoonhead Sculpin, Trawl, Walleye, White Perch, Yellow Perch, Zebra Mussel, Zooplankton, acoustics, age estimation methods, age structure, biogeography, biological sampling, biomass, biota, environment, fall forage fish, field sampling, fishery management, food web, freshwater fishes, geospatial datasets, gillnets, inlandWaters, invasive species, population dynamics, surface water temperature, time series datasets, transect sampling, trawl nets, trawling, water temperature, Fewer tags Great Lakes Research Vessel Operations 1958-2018: Trawl. (ver. 3.0, April 2019) All trawl data represented here expand upon vessel operations (OP table) data, all of which are collected by the United States Geological Survey, Great Lakes Science Center and its partners. The Trawl Tables contain data collected from the research vessel deploying various gear used for trawl data collection. The database uses sample_type to indicate the gear deployed. The tables relating to Trawl are: Bucket.csv, Prey_Length.csv, Prey_Total.csv, TR_Annulus.csv, TR_Catch.csv, TR_Fish.csv, TR_L.csv, TR_LF.csv, TR_LMMB_Fish_Prey.csv, TR_LMMB_Invert_Prey.csv, TR_OP.csv, TR_Prey.csv, TR_Sub.csv, sub_prey_total.csv, and sub_prey_length.csv Data Quality: Note that the following data release is a snapshot of the database... Categories: Data; Tags: Alewife, Bathythermograph, Benthos, Bloater, Cisco, All tags... Deepwater, Deepwater Sculpin, Detroit River, Emerald Shiner, Gillnet, Habitat, Hydroacoustic, Ichthyoplankton, Lake Erie, Lake Huron, Lake Michigan, Lake Ontario, Lake Saint Clair, Lake Superior, Lake Trout, Lake Trout Population Dynamics, Laurentian Great Lakes, Mensuration, Mysis, Prey fish, Prey fish population dynamics, Rainbow Smelt, Round Goby, Saint Clair River, Sea Lamprey, Slimy Sculpin, Spoonhead Sculpin, Trawl, Walleye, White Perch, Yellow Perch, Zebra Mussel, Zooplankton, acoustics, age estimation methods, age structure, biogeography, biological sampling, biomass, biota, environment, fall forage fish, field sampling, fishery management, food web, freshwater fishes, geospatial datasets, gillnets, inlandWaters, invasive species, population dynamics, surface water temperature, time series datasets, transect sampling, trawl nets, trawling, water temperature, Fewer tags Great Lakes Research Vessel Operations 1958-2018: Reference. (ver. 3.0, April 2019) The RVCAT database contains data that have been collected on various vessel operations on the Great Lakes and select connecting waterways. This section of Reference Tables specifically handles repetitive or standardized information that is called upon in the main tables of the RVCAT database. Reference tables are used in database design in order to standardize often used values and to make the data file efficient. All of the terms defined in the reference tables have been determined by the United States Geological Survey, Great Lakes Science Center and it’s partners. Data Quality: Note that the following data release is a snapshot of the database at the time of release. Some data quality checks are still being... Categories: Data; Tags: Alewife, Bathythermograph, Benthos, Bloater, Cisco, All tags... Deepwater, Deepwater Sculpin, Detroit River, Emerald Shiner, Gillnet, Habitat, Hydroacoustic, Ichthyoplankton, Lake Erie, Lake Huron, Lake Michigan, Lake Ontario, Lake Saint Clair, Lake Superior, Lake Trout, Lake Trout Population Dynamics, Laurentian Great Lakes, Mensuration, Mysis, Prey fish, Prey fish population dynamics, Rainbow Smelt, Round Goby, Saint Clair River, Sea Lamprey, Slimy Sculpin, Spoonhead Sculpin, Trawl, Walleye, White Perch, Yellow Perch, Zebra Mussel, Zooplankton, acoustics, age estimation methods, age structure, biogeography, biological sampling, biomass, biota, environment, fall forage fish, field sampling, fishery management, food web, freshwater fishes, geospatial datasets, gillnets, inlandWaters, invasive species, population dynamics, surface water temperature, time series datasets, transect sampling, trawl nets, trawling, water temperature, Fewer tags Elevation contours of beach topography and nearshore bathymetry of Lake Superior at Minnesota Point near the Duluth Entry, Duluth, MN, August 2022 The elevation contours in this dataset have a 2-foot (ft) interval and were derived from a digital elevation model (DEM) of beach topography and nearshore bathymetry of Lake Superior at Minnesota Point, Duluth, Minnesota. The DEM has a 1 meter (m; 3.28084 ft) cell size and was created from Lidar data representing beach topography and sonar data representing bathymetry extending approximately 700-800 m offshore. The data cover an approximately 1.75 square kilometer survey area. Lidar data were collected August 22, 2022 using a boat mounted Velodyne VLP-16 unit and methodology similar to that described by Huizinga and Wagner (2019). Multibeam sonar data were collected August 22-23, 2022 using a Norbit integrated wide... Categories: Data; Types: Downloadable, Map Service, OGC WFS Layer, OGC WMS Layer, Shapefile; Tags: Bathymetry and Elevation, DEM, Duluth, Great Lakes, Hydroacoustic, All tags... LAS, Lake Superior, Lidar, Sonar, Southwestern Lake Superior, Superior, XYZ, bathymetry, digital elevation models, elevation, inlandWaters, lidar, limnology, Fewer tags LAS dataset of lidar, single-beam, and multibeam data collected at Lake Superior at Minnesota Point near the Superior Entry of Lake Superior, Duluth, MN, September 2022 This dataset is a LAS (industry-standard binary format for storing lidar point clouds) dataset containing light detection and ranging (lidar) data and sonar data representing the beach and near-shore topography of Lake Superior at Minnesota Point, near the Superior entry, Duluth, Minnesota. Average point spacing of the LAS files in the dataset are as follows: lidar, 0.086 meters (m); multibeam sonar, 0.512 m; single-beam sonar, 1.919 m. The LAS dataset was used to create digital elevation models (DEMs) of 10 m (32.8084 feet) and 1 m (3.28084 feet) resolution, of the approximate 2.15 square kilometer surveyed area. Lidar data were collected September 07, 2022 using a boat mounted Velodyne VLP-16 unit and methodology... Categories: Data; Types: Downloadable, Map Service, OGC WFS Layer, OGC WMS Layer, Shapefile; Tags: Bathymetry and Elevation, DEM, Duluth, Great Lakes, Hydroacoustic, All tags... LAS, Lake Superior, Lidar, Sonar, Southwestern Lake Superior, Superior, XYZ, bathymetry, digital elevation models, elevation, inlandWaters, lidar, limnology, Fewer tags 1 2 »