16.423 Gambar gratis untuk Peralatan

ikan wisconsin teknologi di luar rumah alam musim panas olahraga logam pekerjaan biru

Fire equipment hose

Hand white repairman

latar belakang alat

Life buoy equipment background

latar belakang ikan

Vintage retro antique

pencetakan teknologi

Field agriculture farming

kendaraan pohon

Retro old paper

perusahaan bisnis teknologi

Kotak

perusahaan bisnis teknologi

Crayons

Pencils

Pencil

Pisau dapur

Light Metal Halide Bulb

bersembunyi manusia

Mussel silo culture chamber

Bucket culture system

Sub-adult alewife floater

Biological larvicide

Service personnel prepare fish pump to load fish onto hatchery-4

Hruska boxes at Missouri State University-1

Service employee welds cages-1

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Part of a barnhart bucket

Biologist with smallmouth bass

Concrete hatchery raceway

Skid steer operator

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Inside of mesh culture chamber

Underside of the upper bucket

Northern riffleshell

Youth Conservation Corps volunteer feeding sturgeon

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Indoor culture of freshwater mussels

Solenoid valves are plumbed into the PVC manifold

Rearing pans at the Virginia Department of Game and Inland Fisheries’ Aquatic Wildlife Conservation Center

FWS employees prepare fish pump to load fish onto hatchery-1

Genoa staff installs plumbing for new sturgeon tanks.

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Service employee welds cages-2

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Bulk algae containers at Virginia Fisheries and Aquatic Wildlife Center

Skid steer operator-2

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Rearing pan system at the Virginia Department of Game and Inland Fisheries’ Aquatic Wildlife Conservation Center

Inside of a suspended upwelling system culture chamber-2

Juvenile freshwater mussels added to a cage

Tent camp forest

latar belakang lanskap

Mic entertainment music

Ocean water ship

Game play football american

sepak bola amerika pria

Outdoors empty old

bangunan tumbuhan

Answer the phone computer pc

perusahaan bisnis teknologi

Golf sport driving range

musim panas bola

Background bar begin

latar belakang kesehatan

Bar begin dangle

latar belakang kesehatan

Field rural farmer

kendaraan makanan

Shutter zoom equipment

perusahaan bisnis teknologi

Green nature water

Skid steer operator-5

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Wetland Management

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Rearing pan system at the Virginia Department of Game and Inland Fisheries’ Aquatic Wildlife Conservation Center-2

Eastern elliptio-2

Haemacytometer used to track feed concentration

Genoa staff installs plumbing for new sturgeon tanks

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Incubation trays at Pendills Creek National Fish Hatchery-1

Rearing pan

Freshwater mussels-2

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Hatchery ponds

Mussel silo

Water and sediments passed through a sieve in the Hruska Box

Water treatment facility-1

Partial flow-through bucket system

Self-cleaning tank from a multi-tank system

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FWS at Pendills Creek National Fish Hatchery cleaning water intake

Threeridge

Mussel culture chambers removed from the mussel bunker

Inside of a suspended upwelling system culture chamber

Mussel basket with 200 micron mesh

Alewife floater

Service employee welds cages

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Biologists search for freshwater mussels in the Jefferson River

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Cleaning mesh sieves in the juvenile culture chambers

Playground park public

latar belakang bola

Boat sea sail

perjalanan kendaraan

Technology manufacturing plant

teknologi tumbuhan

Vintage photo photography

Clubs sign greens

kendaraan lanskap

Guard lifeguard ocean

Green course grass

Fitness exercise people

Classic old film

Landscape sport game

Vehicle repair automobile

Artemia boxes used to clean and separate mussels from sediment substrate

Sub-adult alewife floater-3

Hruska boxes at Missouri State University

Quantitative sampling for freshwater mussels

Mussel culture chambers

Partial flow-through bucket system-3

Mussel silo culture chamber-2

Skid steer operator-2

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Youth Conservation Corps volunteer cleans sturgeon tank-5

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Mussel culture chambers taken apart for demonstration

Measuring shell length

Juvenile pink mucket

Laser engraver at Virginia Fisheries and Aquatic Wildlife Center

Service employee welds cages-1

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Ice added to a mussel transport container

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