Great Lakes Science Center
Multimedia
Sea Lamprey Larvae on White Background
This image shows a sea lamprey in its larvae phase.
Slower sea lamprey growth rates during the larval phase of development may increase the odds of sea lampreys becoming male, according to a USGS study. Sea lampreys are an invasive, parasitic species of fish damaging the Great Lakes.
R/V Arcticus at Sturgeon Bay
Fog surrounds the USGS Research Vessel Arcticus as it comes into port at Sturgeon Bay, Wisconsin.
PAMF’s monitoring protocol on a patch near Schoolcraft, Michigan.
A scientist performing PAMF’s monitoring protocol on a Phragmites patch near Schoolcraft, Michigan.
Autonomous Underwater Vehicle in Lake Huron near Alpena
Autonomous Underwater Vehicle (AUV) in Lake Huron near Alpena preparing to dive on a transect.
Lake Sturgeon Eggs
Lake Sturgeon Eggs
Detroit River Substrate
Detroit River Substrate
Freshwater Sponges in the Detroit River
Freshwater Sponges in the Detroit River
Large Boulders with Dreissenid Mussels in the Detroit River
Large Boulders with Dreissenid Mussels in the Detroit River
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.
A tagged fingerling lake sturgeon prepared for release in New York wat
NYS DEC Oneida Fish Hatchery; native species; Restoration Ecology; Tunison Lab Aquatic Sciences; New York; Lake sturgeon; Dawn Dittman USGS; fingerling; 43.21988, -77.61486; Lake sturgeon implanted with radio chip and tagged with yellow floy tag;
USGS Hammond Bay Biological Station Renovation — Time Lapse
Watch as the USGS Hammond Bay Biological Station water tank and pump house are constructed from the ground up! This short video features time lapse photography of the 1-million gallon water tank and pump house constructed to supply water to a state-of-the-art aquatic science laboratory. Laboratory construction will occur over the next several years and will also be
Lake Trout
Lake trout historically supported the most valuable freshwater commercial fisheries in North America, but their populations crashed in parts of the Great Lakes during the 1950s and 1960s due to overfishing and invasive species.