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Data

This is the Landing Page for published Data Sets by the Great Lakes Science Center. The map above displays our data releases by geographic location.

Filter Total Items: 242

Gill net catch data in Lake Erie, 2010-2013

This data set includes site characteristics and fish catch rate information for gill nets deployed in Lake Erie. Catches of walleye (Sander vitreus), clupeidae, and moronidae are tallied by mesh size and net type at each deployment site. More detailed information about net construction and methods is provided in the accompanying Fisheries Research article. Kraus, Richard T., Vandergoot...

Lake Ontario Deepwater Sculpin Bottom Trawl Catch and Biological Data, 1996-2016

Deepwater Sculpin are important in oligotrophic lakes as one of the few fishes that use deep profundal habitats and link invertebrates in those habitats to piscivores. In Lake Ontario the species was once abundant, however drastic declines in the mid-1900s led some to suggest the species had been extirpated and ultimately led Canadian and U.S. agencies to elevate the speciesÂ’...

Great Lakes Commercial Fishing Catches 1929-2014

Since 1971 the Great Lakes Science Center (GLSC), formerly known as the National Fishery Center-Great Lakes (National Biological Service), the Great Lakes Fishery Laboratory (U.S. Fish and Wildlife Service)(FWS/GLFL), and the Ann Arbor Biological Laboratory (Bureau of Commercial Fisheries), have acted as repositories for the processing, reporting, and storage of U.S. Great Lakes...

Lake Michigan Fish Acoustic Data from 2011 to 2016

Area backscattering (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 data were collected to provide information on the temporal and spatial dynamics of the pelagic fish community of Lake Michigan. This information is used to provide an understanding of community and population drivers...

Western Lake Erie Restoration Assessment Dikes

This dataset is the output of a python script/ArcGIS model that identifies dikes as having a difference in elevation above a certain threshold. If the elevation difference was below a certain threshold the area was not considered a dike; however, if the difference in elevation between two points was significantly high then the area was marked as a dike. Areas continuous with eachother...

Saginaw Bay Restoration Assessment Dikes

This dataset is the output of a python script/ArcGIS model that identifies dikes as having a difference in elevation above a certain threshold. If the elevation difference was below a certain threshold the area was not considered a dike; however, if the difference in elevation between two points was significantly high then the area was marked as a dike. Areas continuous with eachother...

Connecting River Systems Restoration Assessment Degree Flowlines

This represents the flowline network in Connecting River Systems Restoration Assessment (CRSRA). It is attributed with the number of disconnections between the reach and the connecting river system. These data will help identify the condition of hydrologic separation between potential restoration areas and the connecting river system. Low numbers represent fewer disconnections such as...

Saginaw Bay Restoration Assessment Degree Flowlines

This represents the flowline network in Saginaw Bay Restoration Assessment (SBRA). It is attributed with the number of disconnections between the reach and the connecting river system. These data will help identify the condition of hydrologic separation between potential restoration areas and the connecting river system. Low numbers represent fewer disconnections such as culverts between...

Western Lake Erie Restoration Assessment Degree Flowlines

This represents the flowline network in Western Lake Erie Restoration Assessment (WLERA). It is attributed with the number of disconnections between the reach and the connecting river system. These data will help identify the condition of hydrologic separation between potential restoration areas and the connecting river system. Low numbers represent fewer disconnections such as culverts...

Connecting River Systems Restoration Assessment Dikes

This dataset is the output of a python script/ArcGIS model that identifes dikes as having a difference in elevation above a certain threshold. If the elevation difference was below a certain threshold the area was not considered a dike; however, if the difference in elevation between two points was significantly high then the area was marked as a dike. Areas continuous with eachother...

Western Lake Erie Restoration Assessment Composite Model

Well-established conservation planning principles and techniques framed by geodesign were used to assess the restorability of areas that historically supported coastal wetlands along the U.S. shore of western Lake Erie. The resulting analysis supported planning efforts to identify, prioritize, and track wetland restoration opportunity and investment in the region. To accomplish this...

Connecting River Systems Restoration Assessment Composite Model (2016)

Well-established conservation planning principles and techniques framed by geodesign were used to assess the restorability of areas that historically supported coastal wetlands along the U.S. shore of the connecting rivers (Detroit River and St. Clair River). The resulting analysis supported planning efforts to identify, prioritize, and track wetland restoration opportunity and...
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