Unified Interior Regions

Region 3: Great Lakes

Great Lakes Restoration Initiative

Great Lakes Restoration Initiative

For more information on the Great Lakes and work being done, check out the Great Lakes Restoration Initiative website here! 

GLRI

USGS Science Centers in the Great Lakes Region

For more information on what each center is doing in the Great Lakes, please follow the links below! 

Great Lakes Science Center

Ohio-Kentucky-Indiana Water Science Center

Upper Midwest Water Science Center

Upper Midwest Environmental Sciences Center

National Wildlife Health Center

Regions L2 Landing Page Tabs

Filter Total Items: 556
Expressing lamprey feces
March 6, 2017

Expressing lamprey feces

USGS scientist Nick Johnson isn’t afraid to get dirty. Here he is expressing green feces from a parasitic sea lamprey. DNA in the feces may help USGS scientists discover the identity of sea lamprey’s last meal. 

Various types and sizes of plastics collected from the Kinnickinnic River, WI
January 10, 2017

Plastics collected from the Kinnickinnic River, WI

Various types and sizes of plastics collected from the Kinnickinnic River, Milwaukee, WI.

Stream gage equipment at Milwaukee River at Jones Island site
January 5, 2017

Stream gage equipment at Milwaukee River at Jones Island site

Stream gage equipment at Milwaukee River at Jones Island (04087170) site.

Glacial runoff in turbid river, in Lake Clark National Park, Alaska
December 31, 2016

Turbid glacial runoff in Lake Clark National Park, Alaska

Turbid glacial runoff in roaring river, surrounded by mountains in Lake Clark National Park, Alaska.

Image shows a sample of pyrrhotite against a black background
December 31, 2016

Pyrrohtite

Pyrrhotite is an iron sulfide mineral related to iron pyrite, which is one of the minerals known as Fool's Gold. Pyrrhotite, although not one of the Fool's Gold minerals, is sometimes called magnetic pyrite as it is weakly magnetic. It is most valued as a collectors mineral.

Sample provided by Carlin Green, USGS. Sample originated from Eagle Mine, Michigan, and is 4

...
Filter Total Items: 375