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The Great Lakes Environmental Database (GLENDA) houses environmental data collected by EPA Great Lakes National Program Office (GLNPO) programs that sample water, aquatic life, sediments, and air...
Search relevance: 1.00 | Views last month: 90 | Catalog Last Checked: June 18, 2026 at 12:18 AM -
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...
Search relevance: 1.00 | Views last month: 52 | Catalog Last Checked: May 05, 2026 at 09:16 PM -
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...
Search relevance: 1.00 | Views last month: 44 | Catalog Last Checked: May 05, 2026 at 07:39 PM -
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....
Search relevance: 1.00 | Views last month: 35 | Catalog Last Checked: May 05, 2026 at 08:07 PM -
This data set is a compilation of data from two sampling efforts (2010 and 2014), focused on determining the presence and distribution of organic contaminants throughout the United States portion...
Search relevance: 1.00 | Views last month: 31 | Catalog Last Checked: May 05, 2026 at 08:18 PM -
The Great Lakes Research Vessel Operations data release is taken from the Research Vessel Catch (RVCAT) database curated at the Great Lakes Science Center (GLSC). RVCAT has been used as the...
Search relevance: 1.00 | Views last month: 29 | Catalog Last Checked: May 05, 2026 at 07:49 PM -
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...
Search relevance: 1.00 | Views last month: 27 | Catalog Last Checked: May 05, 2026 at 08:58 PM -
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. ...
Search relevance: 1.00 | Views last month: 24 | Catalog Last Checked: May 05, 2026 at 09:12 PM -
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...
Search relevance: 1.00 | Views last month: 22 | Catalog Last Checked: May 05, 2026 at 08:47 PM -
This data set is associated with an examination of environmental DNA (eDNA) from the invasive round goby (Neogobius melanostomus) in parallel with traditional fish surveys in the Great Lakes. Data...
Search relevance: 1.00 | Views last month: 22 | Catalog Last Checked: May 05, 2026 at 10:20 PM -
This dataset contains data collected on various vessel operations on the Great Lakes and their connecting channels, primarily the St. Clair River, Lake St. Clair, Detroit River, and western Lake...
Search relevance: 1.00 | Views last month: 16 | Catalog Last Checked: May 05, 2026 at 10:00 PM -
Acoustic telemetry is a popular tool for the study of fish spatial ecology. In acoustic telemetry, fish are captured, surgically implanted with an acoustic transmitter or ‘tag’, and then released...
Search relevance: 1.00 | Views last month: 16 | Catalog Last Checked: May 05, 2026 at 08:57 PM -
Blooms of nuisance and toxic cyanobacteria, referred to as cyanobacteria harmful algal blooms (cHABs), occur seasonally in Saginaw Bay, Lake Huron, and pose a threat to human health, affect the...
Search relevance: 1.00 | Views last month: 15 | Catalog Last Checked: May 29, 2026 at 10:59 PM -
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...
Search relevance: 1.00 | Views last month: 13 | Catalog Last Checked: May 05, 2026 at 07:41 PM -
The U.S. Fish and Wildlife Service (FWS) Grass Carp Response (GCR) Program is a component of the Alpena Fish and Wildlife Conservation Office (FWCO), Green Bay FWCO, and Lower Great Lakes FWCO...
Search relevance: 1.00 | Views last month: 12 | Catalog Last Checked: June 26, 2026 at 03:43 AM -
In 2008, the U.S. Geological Survey (USGS), Woods Hole Coastal and Marine Science Center (WHCMSC), in cooperation with the U.S. Army Corps of Engineers conducted a geophysical and sampling survey...
Search relevance: 1.00 | Views last month: 11 | Catalog Last Checked: May 05, 2026 at 07:45 PM -
This dataset includes pesticides and pesticide transformation products in 15 tributaries of the Great Lakes. Pesticides were monitored using polar organic chemical integrative samplers (POCIS) to...
Search relevance: 1.00 | Views last month: 11 | Catalog Last Checked: May 05, 2026 at 09:26 PM -
Monitoring of vitamin B1 (thiamine) in the eggs of lake trout (Salvelinus namaycush) collected from lakes Huron and Michigan has been conducted by the U.S. Geological Survey since the mid-1990’s. ...
Search relevance: 1.00 | Views last month: 11 | Catalog Last Checked: May 05, 2026 at 09:52 PM -
This feature class resides within the SOCECON Feature Data Set of the Great Lakes - St. Clair / Detroit River System 2019 ESI geodatabase. It contains vector polygons representing natural hazard...
Search relevance: 1.00 | Views last month: 10 | Catalog Last Checked: July 14, 2026 at 09:46 PM -
This data set includes information on benthic algae community composition collected during the growing seasons of 2018-2023 at stations located along the U.S. shoreline of Lakes Michigan, Huron,...
Search relevance: 1.00 | Views last month: 10 | Catalog Last Checked: May 05, 2026 at 09:21 PM
