1,245 Free Images of Invasive Species

employeeinvasionlandscapeminnesotapeople & partnerstreenational wildlife refugerestoredwaterrefuge
Missouri River, near Big Muddy NWR, Missouri-1
landscapetree
Lake Michigan near the Michigan and Canada Border
michigansummer
Electrofishing for Northern Snakehead-1
vehiclefish
NCTC land management specialist uses motorized injector to treat ash trees-1
insectstree
U.S. Fish and Wildlife Service inspects Salt Cedar-2
vegetablesplants
Yellow toadflax (Linaria vulgaris)
naturespring
MBNMS Asian kelp
wildlifeocean
20120106-OC-AMW-0148
landscapegrass
20120106-OC-AMW-0141
wildlifeanimals
Jgibson-9736
agriculturepeople
20120106-OC-AMW-0143
wildlifeanimals
Jgibson-9792
peoplefarmer
Jgibson-9532
peopletools
The Cutthroat preparing to dock
waterboat
2012 Student Conservationist Award winner
minnesotarefuge
Birdsfoot Trefoil
wildlifeanimals
Jgibson-9688
peoplefarmer
Bur Oak bridge
vehicletree
Inspecting Boats for Aquatic Invasive Species
natureboat
Oak
landscapetree
Invasive Plant Removal on Air Force Base
wildlifenature
Mute swan nest
animalsbird
Night Blooming Cereus plant-1
islandsflorida
U.S. Fish and Wildlife Service boat, Magna Carpa, decal-1
missouriboat
Electrofishing for Northern Snakehead-1
vehiclefish
Electrofishing for Northern Snakehead-4
waterfish
Night Blooming Cereus plant-3
islandsflorida
Night Blooming Cereus plant-1
islandsflorida
Missouri River, near Big Muddy NWR, Missouri
landscapetree
NCTC land management specialist uses motorized injector to treat ash trees-4
insectstree
NCTC land management specialist uses motorized injector to treat ash trees-2
insectstree
NCTC land management specialist with handful of wineberries and blackberries-1
fruitsplants
Nicker Bean plant-1
islandsplants
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.
sciencepeople
Looking good in those waders. Fish Biologists Shawn Nowicki, Cheryl Kaye and Mary Henson check sea lamprey traps in the Grand River, Ohio.
sciencepeople
Physical Science Technician Justin Oster and Biological Science Technician Cassie Abrams discuss findings from water analyses during the lampricide treatment in the Manistique River
employeepeople
Electrofishing Catch at Pendills Creek in Michigan
wildlifeanimals
20120106-OC-AMW-0206
landscapewater
Controlling invasive species
united statessteps
Juvenile Black Carp
injuryai
Bur Oak bridge
peopletree
Bur Oak bridge
wintertree
Piling
landscapepeople
The Team
landscapepeople
Fish Biologists Cheryl Kaye, Shawn Nowicki and Mary Henson determining where to do non-target risk assessment collections in the Conneaut Creek tributaries.
sciencepeople
Creeping Thistle (Cirsium Arvense)
americaasia
Pulling invasive species
vehiclefish
20120105-OC-AMW-051
vehiclecar
Missouri River, near Big Muddy NWR, Missouri-7
landscapetree
Missouri River, near Big Muddy NWR, Missouri-2
watertree
Missouri River, near Big Muddy NWR, Missouri-2
landscapetree
Missouri River, near Big Muddy NWR, Missouri-2
landscapetree
NCTC land management specialist with handful of wineberries and blackberries-4
fruitsplants
Stopping Resprouting
landscapepeople
Cory Racine, Biological Science Technician, and James Criger, Lead Physical Science Technician work to treat the St. Mary's River for sea lamprey in upper Michigan
peoplesafety
Open Spaces
landscapepeople
MBNMS - Invasive Bryozoan Watersipora
travelsea
The Makings of Biofuel
landscapepeople
Brush Clearing
landscapepeople
NCTC land management specialist uses motorized injector to treat ash trees-2
vehicletree
NCTC land management specialist uses motorized injector to treat ash trees-5
vehicletree
Field equipment is disinfected with a pressurized steam cleaner at the La Crosse FWCO (WI) to help prevent the tranmission of aquatic nuisance species.
united stateshazard
Clear Hillside
landscapepeople
Tree free
landscapepeople
Trees and Brush
landscapepeople
Seeding Crew
landscapepeople
Leafy Spurge (Euphorbia Esula)
euphorbiaceaeeuphorbiales
African Tulip (Spathodea Campanulata)
african tulip treeangiosperms
20120106-OC-AMW-0188
oregonus
plant Phragmites invasive species salt intrusion Alligator River NWR ncwetlands KG (1)
watertree
Two Varieties of Common Carp (Cyprinus carpio)
wildlifecarp
Jgibson-9693
peopleweed
Jgibson-9691
peopleweed
Biologist, Noxious Weed Removal, Unknown
peoplewoman
Fish crew members on the Cutthroat
vehiclewater
Zebra mussels
wildlifenature
Zebra mussels
wildlifenature
Bur Oak bridge
vehicletree
Pulling invasive species
vehiclewater
Radio tracked Lake Trout
animalswater
Biologist, Noxious Weed Removal, Unknown
peoplewoman
Jgibson-9698
peopleweed
Color Shows Treatment
landscapepeople
Missouri River, near Big Muddy NWR, Missouri-4
landscapetree
NCTC land management specialist with handful of wineberries and blackberries-1
berriesfruits
Learning Station
landscapetree
Getting the Word Out
landscapepeople
Using Hand Tools
landscapepeople
Snow Doesn't Stop Us
landscapepeople
Invasive Plant Removal on Air Force Base
wildlifenature
Zebra mussel processing
wildlifenature
Fungus on Buckthorn
wintertree
Jgibson-9630
peopletools
Jgibson-9618
peopletools
Fish crew member pulling nets on Yellowstone Lake
employeefall
Zebra mussel processing
wildlifenature
Jgibson-9633
peopletools
Brushy Hillside
landscapepeople
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.
sciencepeople
20120106-OC-AMW-0189
brownus
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