Corraling black brant photo

4 months

Dan Kochanski, Lampricide Control Physical Science Technician talks sea lamprey photo

10 months

Treating Ogontz River photo

10 months

Mussel Release photo

10 months

Tom Melius Holds a Winged Mapleleaf photo

10 months

Biological Science Technician Cassie Abrams from the Marquette Biological Station ensures an accurate lampricide application rate during a treatment of the Manistique River photo

10 months

Monarch science photo

10 months

Juvenile Winged Mapleleaf Mussels photo

10 months

Service Employees Dan Kochanski and Jamie Criger Administer a Granular Baylucide Treatment on the Boyne River in Michigan photo

10 months

Service Employee Checking a Sea Lamprey Trap on the St. Marys River, Which Borders Michigan and Ontario, Canada photo

10 months

Looking for curlews photo

10 months

Resighting eiders photo

10 months

Mussel Release photo

10 months

Fish Biologists Cheryl Kaye and Mary Henson identify non-target species collected in Fish Creek, a tributary of the Conneaut Creek. photo

10 months

Backpack Electrofishing photo

10 months

Ranger Peri recording Season Two of Headwaters photo

10 months

Lampricide Control Physical Science Technician explains how the treatment works in the St. Mary's River photo

10 months

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

10 months

St. Mary's River Treatment Team photo

10 months

Testing the pH levels in Conneaut Creek. photo

10 months

Biological tachnician holds a tundra swan at Yukon Delta NWR. photo

10 months

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

10 months

Fish Biologists Cheryl Kaye, Shawn Nowicki and Mary Henson determining where to do non-target risk assessment collections in the Conneaut Creek tributaries. photo

10 months

Collecting vegetation samples photo

10 months

Monarch science photo

10 months

Looking for the Line photo

10 months

Releasing an eider photo

10 months

Biological technicians studyng a nest photo

10 months

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

10 months

Higgins eye pearlymussel photo

10 months

Barrier Inspection photo

10 months

Quadrants for Mussel Release photo

10 months

Corraling Cacklers photo

10 months

Sea lamprey crews must test the pH levels in each creek to determine how much lampricide to use for a treatment. photo

10 months

Recording data photo

10 months

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

10 months

Monarch science photo

10 months

2012 SCA Envir Education Intern Stephanie Wright - Teaches kids to track fish photo

10 months

Searching for Endangered Butterflies photo

10 months

Higgins Eye Pearlymussel Release photo

10 months