1,181 Free Photos of Invasive Species

invasive speciesinvasionlampreysea lampreyemployeeaquatic invasive speciesaimichiganwaterpeople & partners
Silver Carp Adult (Hypophthalmichthys molitrix)
invasive speciesusfws
Houndstongue (Cynoglossum officinale) - invasive species
springplants
Portable Office
summerriver
Eel Ladder Research
animalsfish
Zebra Mussels (Dreissena polymorpha)
invasionusfws
Releasing Tagged Lamprey
animalsfish
Zebra Mussels (Dreissena polymorpha)
invasionusfws
Weeds47
shrubtree
Weeds44
invasive speciestree
Stocking Lake Tahoe with Lahontan cutthroat trout
lake tahoe aquatic invasive species
Jgibson-9445
invasive speciesweed
Jgibson-9459
invasive speciesweed
Jgibson-9427
invasive speciesweed
Jgibson-0021
foresttree
Water Chestnut Mechanical Harvesting in 2011
new yorkwater
Invasive Patrol
boy scoutminnesota
Trees62
tree trunktree
Jgibson-0018
foresttree
Jgibson-9425
invasive speciesweed
Stocking Lake Tahoe with Lahontan cutthroat trout
lake tahoe aquatic invasive species
Jgibson-9448
invasive speciesweed
Jgibson-9456
invasive speciesweed
Stocking Lake Tahoe with Lahontan cutthroat trout
lake tahoe aquatic invasive species
non-native Elodea in Alaska
non-nativealaska
Jgibson-9433
invasive speciesweed
Little girl with monarch on nose
insectsyouth
Silver Carp Sampling
naturefish
Silver Carp Sampling
naturefish
Zebra Mussels and Moss Balls
animalsleaf
eDNA Water Sampling
vehiclewater
Matt Symbal electrofishing the Rock River, Alger County, Michigan
michiganinvasion
Boardman River Fish Ladder
waterfish
Boardman River Fish Ladder
waterfish
Queen Anne's Lace
landscapenature
Nik Rewald, Biological Science Technician, with the Sea Lamprey Control Program.
employeepeople
St. Mary's River Treatment Team
peopleboat
Silver Carp Sampling
naturefish
Mary Henson collecting non-target species during the Conneaut Creek sea lamprey treatment.
sciencepeople
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.
sciencepeople
Wild parsnip in an Iowa prairie
springsummer
removing invasive reed canary grass in Anchorage, Alaska
canarygrass
Sea lamprey exhibit on display. USFWS Photo.
invasionlamprey
Landscape covered in invasive cheatgrass near Reno, Nevada
landscapespring
Employee spraying invasive plants
coloradohistory
NPS Submerged Resources Center aids with Yellowstone's aquatic invasive species program
underwaterfall
Fish Biologists Cheryl Kaye and Mary Henson identify non-target species collected in Fish Creek, a tributary of the Conneaut Creek.
sciencepeople
Tree Harvest
wildlifeanimals
Roads14.tif
constructionyellow
European starling
winterbird
European starling
winterbird
Invasive Wild Parsnip
summerplants
Service Employee Sexing a Sea Lamprey at the Cheboygan River in Michigan.
barrierpeople
Down the Boardman River Fish Ladder
waterfish
Wildlife72.tif
wildlifeanimals
Look sharp
vehiclewater
Invasive Wild Parsnip
summerplants
Sea Lamprey Trap at Ocqueoc River in Michigan with a Large Catch of Sea Lamprey.
barrieradult
Baordman River Sea Lamprey Barrier
waterfish
Bin O' lmaprey
summerfish
The Harpersfield Dam on the Grand River in Ohio Serves as a Barrier to Sea Lamprey Migration
barrieradult
Conneaut Creek, Pennsylvania
springpeople
NPS Submerged Resources Center aids with Yellowstone's aquatic invasive species program (19)
underwaterfall
NPS Submerged Resources Center aids with Yellowstone's aquatic invasive species program (10)
underwaterfall
NPS Submerged Resources Center aids with Yellowstone's aquatic invasive species program (17)
underwaterfall
NPS Submerged Resources Center aids with Yellowstone's aquatic invasive species program (12)
underwaterfall
NPS Submerged Resources Center aids with Yellowstone's aquatic invasive species program (5)
underwaterfall
Supervisory Fish Biologist Shawn Nowicki observing the Conneaut Creek for non-target species.
employeepeople
Silver Carp Sampling
naturefish
Water Chestnut Volunteers
vehiclewater
NPS Submerged Resources Center aids with Yellowstone's aquatic invasive species program (14)
underwaterfall
Invasive Queen Anne's Lace
summerplants
Invasive Queen Anne's Lace
summerplants
Invasive Queen Anne's Lace
summerplants
Invasive Queen Anne's Lace
summerplants
Cheatgrass choking out a native lupine flower
naturespring
Invasive Species Removal
united stateswood
Looking up at wild parsnip
springsummer
Invasive Queen Anne's Lace
summerplants
Sea Lamprey from the Cheboygan River Trap Site
animalswater
Grass Carp (Ctenopharyngodon idella), Juvenile-2
juvenileusfws
Filtering water
summerwater
Silver Carp (Hypophthalmichthys molitrix), Juvenile (8)
fingerlingsai
Grass Carp (Ctenopharyngodon idella), Juvenile-5
juvenileusfws
Barrier Inspection
peoplefish
Grass Carp (Ctenopharyngodon idella), Juvenile-9
juvenileusfws
Service Employees Checking a Sea Lamprey Trap in the Menominee River, Michigan
barrierpeople
NPS Submerged Resources Center aids with Yellowstone's aquatic invasive species program (9)
underwaterwater
NPS Submerged Resources Center aids with Yellowstone's aquatic invasive species program (4)
underwaterboat
NPS Submerged Resources Center aids with Yellowstone's aquatic invasive species program (2)
underwaterwater
NPS Submerged Resources Center aids with Yellowstone's aquatic invasive species program (20)
underwaterwater
Fish biologist Mary Henson looks looking for non-target species during a sea lamprey control treatment.
sciencepeople
Silver Carp (Hypophthalmichthys molitrix), Juvenile (1)
aquatic invasive speciessilver carp
Grass Carp (Ctenopharyngodon idella), Juvenile-4
juvenileusfws
Lamprey in well tank
waterriver
Conneaut Creek, Pennsylvania in the spring.
springpeople
Sea Lamprey
employeepeople
NPS Submerged Resources Center aids with Yellowstone's aquatic invasive species program (6)
underwaterboat
NPS Submerged Resources Center aids with Yellowstone's aquatic invasive species program (16)
underwaterwater
Weeds46
grasstree
Snuffbox Mussel
wildlifeanimals
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