5.240 Immagini gratuite per Impiegato

agricoltore inverno tribale irrigazione paesaggio neve erba composta strade albero

Bob E. (Heavy Mobile Equipment Mechanic) arc welding the rotary blower

paesaggio primavera

Megan Norr - Geothermal Technician

paesaggio persone

Steam phase of Steamboat Geyser and Park Ranger

parco nazionale paesaggio

Archaeologists discussing their findings

esercito estate

Sidewalk plow

Doug Smith, senior wildlife biologist, on the radio

Vegetation ecologist, Stefanie Wacker, examines a quadrat in the Gardiner Basin

ricerca scientifica scienza

Ranger Miyeko swears in a a Junior Ranger (2)

Boardwalk crew at Mammoth Hot Springs

paesaggio primavera

Expedition Yellowstone at Mammoth Hot Springs

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Staff conduct yearling lake trout monthly sample counts in the production building

animali persone

Preparing to ship lake trout eggs to partners

animali persone

Inventorying fingerling lake trout in the tankroom

animali persone

Petroglyph, Palm Springs Field Office

california animali

Mass Casualty Incident Training, Mammoth Hot Springs

Northeast Entrance fuels project - using a drip torch to burn piles (2)

primavera impiegato

Ranger Mike talks about Mammoth Hot Springs with a school group

paesaggio persone

Ranger Sene captains her boat on Yellowstone Lake

Ranger directing traffic at North Entrance (2)

montagna estate

View from the groomer

Groomer headed Southbound to Flagg Ranch (2)

Snowmobiler at West Yellowstone Entrance station (2)

Ranger Mike leads a hike near Mammoth Hot Springs

paesaggio montagna

Snowmobiler at West Yellowstone Entrance station (3)

Wolf study crews use telemetry to locate a wolf pack

inverno persone

Opening day at Mammoth

paesaggio primavera

Senior Bison Biologist Rick Wallen outside his office in Mammoth Hot Springs

esercito militare

Jeff Henry - Delaware North winter keeper

ritratto inverno

Cinnabar Basin prescribed burn project (24)

avventura impiegato

Chatting with the Madison Warming Hut ranger

inverno persone

Ranger welcomes people at East Entrance

autovettura persone

Cinnabar Basin prescribed burn project (4)

paesaggio impiegato

Mass Casualty Incident Training, Mammoth Hot Springs

Yellowstone structural fire team training (19)

agricoltore tribale

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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.

scienza persone

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Heyley, AIS Technician, measuring water temperate for engine flush

impiegato barca

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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.

impiegato persone

agricoltore tribale

foresta persone

Snow removal equipment clears snow from the boardwalk in Mammoth Hot Springs (2)

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

scienza persone

Snow removal equipment clears snow from the boardwalk in Mammoth Hot Springs (1)

Insect invasion or leaves falling? Stillwater is changing with the seasons

agricoltore tribale

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ricreativo caraibi

agricoltore persone

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foresta persone

Equal Employment Specialist Mandy Wise Explaining Who the Service is

educazione persone

famiglia verdure

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fattoria persone

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fattoria persone

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Mike Locatelli, Aquatic Invasive Species Biologist, flushing an engine

impiegato barca

Raquek Asa (Beep) Opening TEDDY Remarks.MOV

nazionalità parco

agricoltore persone

agricoltore persone

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verdure persone

foresta persone

agricoltore tribale

Biological Science Technician, Nick Steimel, working at one of the remote treatment application sites.

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foresta persone

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fattoria persone

Cam Sholly Opening TEDDY Remarks

nazionalità parco

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

sicurezza persone

agricoltore tribale

Equal Employment Specialist Mandy Wise explains the Service to High School Students in St. Paul

educazione persone

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AIS technicians decontaminating a motorized boat and trailer

impiegato barca

agricoltore tribale

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