Bowdoin National Wildlife Refuge
Mountain-Prairie Region
Migration Dates

Approximate Migration Dates for Various Species

Species

Spring Arrival

Fall Arrival

Fall Departure

Tundra Swan

2nd - 4th week in     Mar

Last week in Sep - 1st half of Oct

Nov(mid to late)

 

Canada Goose

Late Feb - early Mar

 

Late Nov

 

Snow Goose

Apr (rare)

3rd week in Oct - early Nov

Nov

Mallard

Mid Mar

 

Mid to late Nov

 

Northern Pintail

Mid Mar

 

Late Oct - mid Nov

 

Teal (combined)

Late Mar - early Apr

 

Late Oct - mid Nov

Canvasback

Late Mar - early Apr

 

Late Oct - 1st week of Nov

 

Sandhill Crane

Varies greatly

Late Sep - Mid Oct

Late Sep - Mid Oct

 

 

Last updated: March 7, 2011