Troops Learn about Invasive Species photo
5 maanden
Boardman River Fish Ladder photo
11 maanden
Wild parsnip in an Iowa prairie photo
11 maanden
Dan Kochanski, Lampricide Control Physical Science Technician talks sea lamprey photo
11 maanden
Treating Ogontz River photo
11 maanden
Invasive Wild Parsnip photo
11 maanden
Service Employee Sexing a Sea Lamprey at the Cheboygan River in Michigan. photo
11 maanden
Bayluscide input photo
11 maanden
Lake trout with severe sea lamprey wounds photo
11 maanden
Miners River sea lamprey barrier photo
11 maanden
Bayluscide spot treatment photo
11 maanden
Sea lamprey control photo
11 maanden
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 maanden
Service Employees Dan Kochanski and Jamie Criger Administer a Granular Baylucide Treatment on the Boyne River in Michigan photo
11 maanden
Discussion with USGS staff photo
11 maanden
The wounded lake trout from another angle photo
11 maanden
Biological Science Technician Tiffany Opalka-Myers helps out with a sea lamprey treatment on the St. Mary's River in upper Michigan. photo
11 maanden
Invasive Queen Anne's Lace photo
11 maanden
Combating invasive species photo
11 maanden
Stopping Resprouting photo
11 maanden
The Team photo
11 maanden
Service Employee Checking a Sea Lamprey Trap on the St. Marys River, Which Borders Michigan and Ontario, Canada photo
11 maanden
Lamprey trap lifting photo
11 maanden
Duluth Boat Show - Sea Lamprey Booth photo
11 maanden
Bittersweet nightshade is considered a weedy flower in much of the country. It's berries are not deadly but they can make you sick if eaten in any quantity! photo
11 maanden
Kill Deer photo
11 maanden
Silver Carp (Hypophthalmichthys molitrix), Juvenile (4) photo
11 maanden
Fish Biologists Cheryl Kaye and Mary Henson identify non-target species collected in Fish Creek, a tributary of the Conneaut Creek. photo
11 maanden
Tour of UMESC photo
11 maanden
Duluth Boat Show - Sea Lamprey Booth photo
11 maanden
Service staff with the aqua kids after a day of learning about invasive carp and other aquatic invasive species photo
11 maanden
Invasive Queen Anne's Lace photo
11 maanden
Service Employees at St. Joe River, Michigan checking Sea Lamprey Traps. photo
11 maanden
Lampricide Control Physical Science Technician explains how the treatment works in the St. Mary's River photo
11 maanden
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 maanden
Looking up at wild parsnip photo
11 maanden
Sea lamprey larva photo
11 maanden
Miami County Park restoration photo
11 maanden
Sea lamprey face photo
11 maanden
St. Mary's River Treatment Team photo
11 maanden