Great Lakes Restoration Initiative


News on USGS work in GLRI is listed below. 

Filter Total Items: 13
Date published: March 6, 2019

Newly Hatched Invasive Grass Carp Found in Maumee River, Ohio

A genetic analysis conducted by the U.S. Geological Survey recently confirmed that  larval, or newly hatched, fish collected from the Maumee River during the summer of 2018 are grass carp, one species of invasive Asian carps that threaten the Great Lakes. The Maumee River is a tributary to Lake Erie.

Date published: October 9, 2018

Students visit GLSC Chesterton lab to learn about microbiology applications

Students from Indiana University Northwest visited the Lake Michigan Ecological Research Station (GLSC, Chesterton, Indiana).

Date published: March 9, 2018

Tree Swallow GLRI Story Map

This Story Maps accompanies 4 peer-reviewed publications to provide a convenient and useful tool to access the information contained within these four peer-reviewed publications.  The tree swallow data are easily visualized on a landscape scale, or more detail can be obtained by drilling down.  These data are being used by States and EPA in their Beneficial Use Impairment (BUI) assessments. ...

Date published: December 12, 2016

Coastal Wetland Decision Support Tools Now Available for Great Lakes

Upper Midwest and Great Lakes Landscape Conservation Cooperative Launches Coastal Wetland Decision Support Tools

Date published: August 25, 2016

High Rate of Tumors Found on white sucker in some Wisconsin Rivers

There is an elevated incidence of skin and liver tumors among White Suckers caught in certain Wisconsin rivers that flow into Lake Michigan according to a U.S. Geological Survey study recently published in the Journal of Fish Diseases.

Date published: January 4, 2016

Sea Lamprey Mating Pheromone Registered by U.S. Environmental Protection Agency as First Vertebrate Pheromone Biopesticide

Ann Arbor, MI – The U.S. Environmental Protection Agency registered a sea lamprey mating pheromone, 3kPZS, as the first ever vertebrate pheromone biopesticide in late December, 2015. Like an alluring perfume, the mating pheromone is a scent released by male sea lampreys to lure females onto nesting sites.

Date published: December 11, 2015

Wildlife Disease Science in the National Parks

From striking craggy pinnacles to cavernous underground lairs, the national parks are renowned for their grand wildernesses. However, the inhabitants of these landscapes – the wilds’ wildlife – are perhaps the most beloved of the parks’ draws.

Date published: October 15, 2015

Grass Carp Eggs Compromised by Settling on Streambeds

Grass carp egg survival is compromised when they settle on streambeds and are potentially covered by sediments, according to a new study by the U.S. Geological Survey. It has been long assumed that the eggs of Asian carps, including grass carp, must be carried in the water current in order to hatch successfully, but no previous scientific studies have proven that theory.

Date published: February 2, 2015

What’s Being Done to Protect the Great Lakes?

New and improved science tools can help managers and researchers evaluate current threats and develop management strategies to protect and restore the valuable Great Lakes ecosystem.

Date published: November 24, 2014

Climate Change Could Affect Future of Lake Michigan Basin

Climate change could lengthen the growing season, make soil drier and decrease winter snowpack in the Lake Michigan Basin by the turn of the century, among other hydrological effects.