Corraling black brant photo
5 meses
Dan Kochanski, Lampricide Control Physical Science Technician talks sea lamprey photo
11 meses
Treating Ogontz River photo
11 meses
Mussel Release photo
11 meses
Tom Melius Holds a Winged Mapleleaf photo
11 meses
Biological Science Technician Cassie Abrams from the Marquette Biological Station ensures an accurate lampricide application rate during a treatment of the Manistique River photo
11 meses
Monarch science photo
11 meses
Juvenile Winged Mapleleaf Mussels photo
11 meses
Service Employees Dan Kochanski and Jamie Criger Administer a Granular Baylucide Treatment on the Boyne River in Michigan photo
11 meses
Service Employee Checking a Sea Lamprey Trap on the St. Marys River, Which Borders Michigan and Ontario, Canada photo
11 meses
Looking for curlews photo
11 meses
Resighting eiders photo
11 meses
Mussel Release photo
11 meses
Fish Biologists Cheryl Kaye and Mary Henson identify non-target species collected in Fish Creek, a tributary of the Conneaut Creek. photo
11 meses
Backpack Electrofishing photo
11 meses
Ranger Peri recording Season Two of Headwaters photo
11 meses
Lampricide Control Physical Science Technician explains how the treatment works in the St. Mary's River photo
11 meses
Fish Biologist Cheryl Kaye, Supervisory Fish Biologist Shawn Nowicki and Fish Biologist Mary Henson identify non-target kill during the Conneaut Creek Treatment in Pennsylvania. photo
11 meses
St. Mary's River Treatment Team photo
11 meses
Testing the pH levels in Conneaut Creek. photo
11 meses
Biological tachnician holds a tundra swan at Yukon Delta NWR. photo
11 meses
We are a science based agency. Determining pH levels in treatment streams allow crews to use the right amount of lampricide to target sea lampreys while minimizing non-target impacts. photo
11 meses
Fish Biologists Cheryl Kaye, Shawn Nowicki and Mary Henson determining where to do non-target risk assessment collections in the Conneaut Creek tributaries. photo
11 meses
Collecting vegetation samples photo
11 meses
Monarch science photo
11 meses
Looking for the Line photo
11 meses
Releasing an eider photo
11 meses
Biological technicians studyng a nest photo
11 meses
Biological Science Technician Nick Steimel measures the amount of lampricide entering the stream to ensure its effective at targeting sea lampreys while minimizing impacts on non-target species. photo
11 meses
Higgins eye pearlymussel photo
11 meses
Barrier Inspection photo
11 meses
Quadrants for Mussel Release photo
11 meses
Corraling Cacklers photo
11 meses
Sea lamprey crews must test the pH levels in each creek to determine how much lampricide to use for a treatment. photo
11 meses
Recording data photo
11 meses
Fish Biologist Cheryl Kaye analyzes non-target species to determine how to best treat streams for sea lamprey and minimize mortality to sensitive fish species. photo
11 meses
Monarch science photo
11 meses
2012 SCA Envir Education Intern Stephanie Wright - Teaches kids to track fish photo
11 meses
Searching for Endangered Butterflies photo
11 meses
Higgins Eye Pearlymussel Release photo
11 meses