Invasive Queen Anne's Lace photo
11个月
Duluth Boat Show - Sea Lamprey Booth photo
11个月
Testing the pH levels in Conneaut Creek. photo
11个月
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个月
All Together Now! photo
11个月
Controlled burn photo
11个月
Silver Carp, Juvenile photo
11个月
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个月
Scott Grunder with sea lamprey photo
11个月
Eel Ladder Research photo
11个月
Boardman River Fish Ladder photo
11个月
Bin O' lmaprey photo
11个月
Kevin Letson driving boat photo
11个月
Silver Carp (Hypophthalmichthys molitrix), Juvenile (3) photo
11个月
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个月
Bayluscide treatment with Canada photo
11个月
Portable Office photo
11个月
Stop looking at me photo
11个月
"BIG" Big head Carp netted from the Illinois River during filming of the Aqua Kids TV show. USFWS Photo. photo
11个月
Barrier Inspection photo
11个月
Sea lamprey crews must test the pH levels in each creek to determine how much lampricide to use for a treatment. photo
11个月
Invasive grasses photo
11个月
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个月
Adult sea lamprey photo
11个月
Sea lamprey on display. USFWS Photo. photo
11个月
Bighead Carp, Juvenile photo
11个月
Fisheries & Oceans Canad bayluscide treatment photo
11个月
The Risk Assessment team: Fish Biologists Cheryl Kaye and Mary Henson inspect non-target mortality to ensure lampricides are effectively targeting sea lamprey with the lowest possible non-target mortality possible. photo
11个月
Invasion of the Salamanders photo
11个月
Common Carp (Cyprinus carpio)-8 photo
11个月
Trees and Brush photo
11个月
The Makings of Biofuel photo
11个月
Randall Waterfowl Production Area photo
11个月
Service Employees Checking a Sea Lamprey Trap in the Menominee River, Michigan photo
11个月
The US and Canada work together to control sea lamprey populations in the Great Lakes. photo
11个月
Larval sea lamprey photo
11个月
Biological Science Technician Dan Suhonen from the Marquette Biological Station prepares equipment for a lampricde application in the Manistique River photo
11个月
Seeding Crew photo
11个月
Swallowtail Lake Andes Wetland Management District South Dakota photo
11个月
Snow Doesn't Stop Us photo
11个月