2,969 免费图片适用于密歇根州

设备长钉鱼美国水美国天际线建筑物城市城市景观

Fusconaia flava-1

Fusconaia flava-1

Fusconaia flava-1

Bridge over creek

密歇根州树

Michigan State Outline

密歇根州美国

Walking Garden constructed by interns at the Jordan River National Fish Hatchery

Whitefish Point Whitefish Point on Lake Superior.

Jordan River National Fish Hatchery is near Elmira, Michigan

Lighthouse stairs at Huron National Wildlife Refuge

Boat house at Huron National Wildlife Refuge

Tracks at Huron National Wildlife Refuge

Boat house at Huron National Wildlife Refuge

Privy at Huron National Wildlife Refuge

Tracks at Huron National Wildlife Refuge

Oak Leaf 02

Scene skyline office

天际线建筑物

Illinois street sunset

天际线建筑物

Bridge over creek-2

密歇根州树

Dune Grass

Lighthouse at Huron National Wildlife Refuge

Lighthouse lightroom at Huron National Wildlife Refuge

Privy at Huron National Wildlife Refuge

Lighthouse at Huron National Wildlife Refuge

Sea lamprey control

Partnerships

Matt Symbal electrofishing the Rock River, Alger County, Michigan

Out buildings at Huron National Wildlife Refuge

Fog signal building at Huron National Wildlife Refuge

Turn table at Huron National Wildlife Refuge

Harbor Island tracks

Lighthouse at Huron National Wildlife Refuge

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Lake Superior Wetland in the Abbaye Peninsula, Michigan.

Building urban architecture

天际线建筑物

Elliptio dilatata-1

密歇根州长钉

Elliptio dilatata-1

密歇根州长钉

Elliptio dilatata-4

密歇根州长钉

Elliptio dilatata-7

密歇根州长钉

FWS employee treats water for truck livewells-1

密歇根州设备

Elliptio dilatata (inside)-1

密歇根州长钉

Elliptio dilatata (outside)-1

密歇根州长钉

Elliptio dilatata-3

密歇根州长钉

Villosa iris-1

密歇根州彩虹

Elliptio dilatata-7

密歇根州长钉

Stop looking at me

密歇根州鱼

Open wide

密歇根州鱼

Tracks at Huron National Wildlife Refuge

密歇根州水

Lamprey mouth

密歇根州鱼

FWS employee prepares fish pump to load fish onto hatchery-1

密歇根州设备

Service personnel prepare fish pump to load fish onto hatchery-5

密歇根州设备

Service personnel prepare fish pump to load fish onto hatchery

密歇根州设备

Elliptio dilatata-2

密歇根州长钉

Elliptio dilatata-3

密歇根州长钉

Elliptio dilatata-4

密歇根州长钉

Elliptio dilatata

密歇根州长钉

Elliptio dilatata-1

密歇根州长钉

Adult sea lamprey

密歇根州鱼

Sea lamprey face

密歇根州鱼

Miners River sea lamprey barrier

密歇根州鱼

Jason Krebill, Service employee, collects sea lamprey larvae on the Au Sable River, near Oscoda MI, in late October.

密歇根州人

Lamprey sample

密歇根州鱼

Lamprey legnth

密歇根州鱼

Ammocete

密歇根州鱼

Sea lamprey smile

密歇根州鱼

FWS employees prepare fish pump to load fish onto hatchery

密歇根州设备

Service personnel prepare fish pump to load fish onto hatchery-1

密歇根州设备

FWS employee prepares fish pump to load fish onto hatchery-5

密歇根州设备

Service personnel prepare fish pump to load fish onto hatchery-1

密歇根州设备

Elliptio dilatata-1

密歇根州长钉

Villosa iris-1

密歇根州彩虹

Elliptio dilatata-5

密歇根州长钉

Elliptio dilatata-2

密歇根州长钉

Elliptio dilatata-4

密歇根州长钉

FWS employee treats water for truck livewells

密歇根州设备

FWS at Pendills Creek National Fish Hatchery with adult lake trout-2

密歇根州设备

FWS employee at Pendills Creek National Fish Hatchery looking at water source

密歇根州设备

Juvenile Lake Trout at Pendills Creek National Fish Hatchery

密歇根州设备

FWS at Pendills Creek National Fish Hatchery with adult lake trout

密歇根州设备

Service personnel prepare fish pump to load fish onto hatchery-1

密歇根州设备

FWS at Pendills Creek National Fish Hatchery

密歇根州设备

FWS at Pendills Creek National Fish Hatchery-1

密歇根州设备

Service personnel prepare fish pump to load fish onto hatchery-3

密歇根州设备

FWS employees prepare fish pump to load fish onto hatchery-6

密歇根州设备

Elliptio dilatata-5

密歇根州长钉

Elliptio dilatata-1

密歇根州长钉

Refuge manager Sara Siekierski

密歇根州人

Elk Rapids 2015

密歇根州水

Service Employee Matt Symbal electrofishing in Wislon Creek, a tributary to the Big Garlic River, Marquette County, MI.

密歇根州人

Incubation trays at Pendills Creek National Fish Hatchery-1

Water treatment facility-1

20180403-OSEC-LSC-0026

密歇根州美国

20180403-OSEC-LSC-1653

密歇根州旅游

20180403-OSEC-LSC-0027

密歇根州美国

20180403-OSEC-LSC-0016

密歇根州美国

20180403-OSEC-LSC-0024

密歇根州美国

Presque Isle Park in Marquette, Michigan

密歇根州夏季

Smile, sea lamprey!

密歇根州动物

Lake Michigan near the Michigan and Canada Border

密歇根州夏季

Male Goldfinch

密歇根州鸟纲

Female Goldfinch

密歇根州鸟纲

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