Color aerial photo of GLERL facility at 2205 Commonwealth Blvd., Ann Arbor. 1987.

U.S. EPA's R/V Lake Guardian docked at GLERL's Lake Michigan Field Station, Muskegon, MI. EEGLE cruise, June 3, 1999.

NOAA GLERL vessel, Cyclops, 2004.

Lake Michigan Field Station. May 2004. Photo by M. Lansing.

R/V Huron Explorer.

R/V Huron Explorer at the Lake Michigan Field Station, Muskegon, MI.

25-ft. Whaler at the Lake Michigan Field Station.

R/V Laurentian, docked in Muskegon, August 2006. Photo courtesy of Greg Marks.

NOAA GLERL's Lake Michigan Field Station, Muskegon, MI. August 2006. Photo courtesy of Greg Marks.

R/V Laurentian (2005).

EPA's R/V Lake Guardian in Lake Erie. July 2005.

EPA's R/V Lake Guardian in Lake Erie. July 2005.

NOAA GLERL's Lake Michigan Field Station in Muskegon, MI. August 2005.

NOAA GLERL's Lake Michigan Field Station in Muskegon, MI. August 2005.

GLERL research vessel fleet. R/V Laurentian (far left), R/V Shenehon, and R/V Huron Explorer. Photo by D. Donahue, GLERL LMFS, April 2007.