Skip to main content
U.S. flag

An official website of the United States government

Dot gov

The .gov means it’s official.
Federal government websites often end in .gov or .mil. Before sharing sensitive information, make sure you’re on a federal government site.

Https

The site is secure.
The https:// ensures that you are connecting to the official website and that any information you provide is encrypted and transmitted securely.

USFS Logo Research Data Archive
You are here: Home > Search Results


*To download images in addition to list, filter to 100 images or fewer.
Displaying items 1 - 4 of 4
10 | 20 | 50 per page
Yukon River 25 miles west of Tanana. Willow with B.P. in background. Photo point: IAS 7-63-127.
more info/bigger image
Collection: Pacific Northwest Research Station, Alaska Image Archive
Keywords: plant ecology
vegetation types
ecotypes
Location: Alaska; Tanana; Yukon River
Description: Yukon River 25 miles west of Tanana. Willow with B.P. in background. Photo point: IAS 7-63-127.
Date: 7/28/1960

Unit 7 Line 12. Inner bend showing plant succession (Yukon), 25 mile west of Tanana.
more info/bigger image
Collection: Pacific Northwest Research Station, Alaska Image Archive
Keywords: plant ecology
vegetation types
ecotypes
Location: Alaska; Yukon River
Description: Unit 7 Line 12. Inner bend showing plant succession (Yukon), 25 mile west of Tanana.
Date: 7/1960

Succession gravel, willow, alder, BP, spruce. South of Beaver on the Yukon.
more info/bigger image
Collection: Pacific Northwest Research Station, Alaska Image Archive
Keywords: plant ecology
vegetation types
ecotypes
Location: Alaska; Yukon River; Beaver
Description: Succession gravel, willow, alder, BP, spruce. South of Beaver on the Yukon.
Date: 6/15/1959

Subalpine white spruce/black spruce on Steese Highway, Mile 90, Yukon Drainage.
more info/bigger image
Collection: Pacific Northwest Research Station, Alaska Image Archive
Keywords: plant ecology
vegetation types, ecotypes
Location: Alaska; Yukon River; Steese Highway
Description: Subalpine white spruce/black spruce on Steese Highway, Mile 90, Yukon Drainage.
Date: