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 - 24 of 24
10 | 20 | 50 per page
NC D. Birch, willow & Rose understory. Deep Moss layer. Black & White Spruce Mix. Max. DBH = 9.1", age 125, max. ht. = 4.5 ft, MAI = 1.
more info/bigger image
Collection: Pacific Northwest Research Station, Alaska Image Archive
Keywords: plant ecology
vegetation types
ecotypes
Location: Alaska; Copper River
Description: NC D. Birch, willow & Rose understory. Deep Moss layer. Black & White Spruce Mix. Max. DBH = 9.1", age 125, max. ht. = 4.5 ft, MAI = 1.
Date: 7/12/1966

Dippold in picture, Pt. 3, spruce type.
more info/bigger image
Collection: Pacific Northwest Research Station, Alaska Image Archive
Keywords: plant ecology
vegetation types
ecotypes
Location: Alaska; Copper River
Description: Dippold in picture, Pt. 3, spruce type.
Date: 7/1966

Point 3.
more info/bigger image
Collection: Pacific Northwest Research Station, Alaska Image Archive
Keywords: plant ecology
vegetation types
ecotypes
Location: Alaska; Copper River
Description: Point 3.
Date: 7/1966

Point 3.
more info/bigger image
Collection: Pacific Northwest Research Station, Alaska Image Archive
Keywords: plant ecology
vegetation types
ecotypes
Location: Alaska; Copper River
Description: Point 3.
Date: 7/1966

Pt 1 - Spruce.
more info/bigger image
Collection: Pacific Northwest Research Station, Alaska Image Archive
Keywords: plant ecology
vegetation types
ecotypes
Location: Alaska; Copper River
Description: Pt 1 - Spruce.
Date: 7/1966

Pt 5 between plot 2 & 3.
more info/bigger image
Collection: Pacific Northwest Research Station, Alaska Image Archive
Keywords: plant ecology
vegetation types
ecotypes
Location: Alaska; Copper River
Description: Pt 5 between plot 2 & 3.
Date: 7/1966

Pt. 4 spruce-alder understory (Poplar?). View of I.P. Harry Johnson at I.P.
more info/bigger image
Collection: Pacific Northwest Research Station, Alaska Image Archive
Keywords: plant ecology
vegetation types
ecotypes
Location: Alaska; Copper River
Description: Pt. 4 spruce-alder understory (Poplar?). View of I.P. Harry Johnson at I.P.
Date: 7/1966

Pt. 4. Tree limbed on one side for Photo.
more info/bigger image
Collection: Pacific Northwest Research Station, Alaska Image Archive
Keywords: plant ecology
vegetation types
ecotypes
Location: Alaska; Copper River
Description: Pt. 4. Tree limbed on one side for Photo.
Date: 7/1966

Pt. 5 - understory. Alder neath Spruce.
more info/bigger image
Collection: Pacific Northwest Research Station, Alaska Image Archive
Keywords: plant ecology
vegetation types
ecotypes
Location: Alaska; Copper River
Description: Pt. 5 - understory. Alder neath Spruce.
Date: 7/1966

Pt. 6. Near IP NCFL w. spruce. Max ht 60 ft. Max DBH 12.1.
more info/bigger image
Collection: Pacific Northwest Research Station, Alaska Image Archive
Keywords: plant ecology
vegetation types
ecotypes
Location: Alaska; Copper River
Description: Pt. 6. Near IP NCFL w. spruce. Max ht 60 ft. Max DBH 12.1.
Date: 7/1966

Pt. 6, spruce type.
more info/bigger image
Collection: Pacific Northwest Research Station, Alaska Image Archive
Keywords: plant ecology
vegetation types
ecotypes
Location: Alaska; Copper River
Description: Pt. 6, spruce type.
Date: 7/1966

PT3 W. spruce, NCFL by MA1/CFL by 57.
more info/bigger image
Collection: Pacific Northwest Research Station, Alaska Image Archive
Keywords: plant ecology
vegetation types
ecotypes
Location: Alaska; Copper River
Description: PT3 W. spruce, NCFL by MA1/CFL by 57.
Date: 7/1966

Spruce PT 3?
more info/bigger image
Collection: Pacific Northwest Research Station, Alaska Image Archive
Keywords: plant ecology
vegetation types
ecotypes
Location: Alaska; Copper River
Description: Spruce PT 3?
Date: 7/1966

Spruce Pt 5. CFL W. spruce, near IP.
more info/bigger image
Collection: Pacific Northwest Research Station, Alaska Image Archive
Keywords: plant ecology
vegetation types
ecotypes
Location: Alaska; Copper River
Description: Spruce Pt 5. CFL W. spruce, near IP.
Date: 7/1966

Spruce with hat is 9.8" DBH. Copper River P1. Understory: D. Birch, Willow, Lab teas. Max. ht. 50 ft. Max DBH 10.3. Moss, Blueberry, Bearberry. Age 84.
more info/bigger image
Collection: Pacific Northwest Research Station, Alaska Image Archive
Keywords: plant ecology
vegetation types
ecotypes
Location: Alaska; Copper River
Description: Spruce with hat is 9.8" DBH. Copper River P1. Understory: D. Birch, Willow, Lab teas. Max. ht. 50 ft. Max DBH 10.3. Moss, Blueberry, Bearberry. Age 84.
Date: 7/1966

Harry Johnson by site tree.
more info/bigger image
Collection: Pacific Northwest Research Station, Alaska Image Archive
Keywords: plant ecology
vegetation types
ecotypes
Location: Alaska; Copper River
Description: Harry Johnson by site tree.
Date: 6/1966

Plot #043 Dadina Creek. Copper River.
more info/bigger image
Collection: Pacific Northwest Research Station, Alaska Image Archive
Keywords: plant ecology
vegetation types
ecotypes
Location: Alaska; Copper River; Dadina Creek
Description: Plot #043 Dadina Creek. Copper River.
Date: 1961

Looking across Copper R. valley from Edgerton Highway near Copper Center. Mt. Drum in background.
more info/bigger image
Collection: Pacific Northwest Research Station, Alaska Image Archive
Keywords: plant ecology
vegetation types, ecotypes
Location: Alaska; Copper River; Mount Drum
Description: Looking across Copper R. valley from Edgerton Highway near Copper Center. Mt. Drum in background.
Date: 1960

Over-steepened slope caused by bank cutting. Slumping is so active here that the slopes are practically devoid of vegetation. Copper River, above Copper Center. [Date estimated. Year is likely 1950, 1951, or 1957.]
more info/bigger image
Collection: Pacific Northwest Research Station, Alaska Image Archive
Keywords: hydrology
water conservation, soil conservation and erosion
watershed management
studies on stream-flow and bank erosion:
Location: Alaska; Copper River
Description: Over-steepened slope caused by bank cutting. Slumping is so active here that the slopes are practically devoid of vegetation. Copper River, above Copper Center. [Date estimated. Year is likely 1950, 1951, or 1957.]
Date: 1950s

View of the Copper River Valley, showing a mosaic of forest types, white spruce, quaking aspen, and willow. This pattern reflects the complex fire history of the area. Used as illustration, Fig. 2, Pg. 5 USDA Tech. Bull. 1133 March, 1956.
more info/bigger image
Collection: Pacific Northwest Research Station, Alaska Image Archive
Keywords: plant ecology
vegetation types
ecotypes
Location: Alaska; Copper River
Description: View of the Copper River Valley, showing a mosaic of forest types, white spruce, quaking aspen, and willow. This pattern reflects the complex fire history of the area. Used as illustration, Fig. 2, Pg. 5 USDA Tech. Bull. 1133 March, 1956.
Date: 1951

White spruce, paper birch, and quaking aspen in the foreground; pure white spruce stands in the background. Well-drained alluvium along the larger rivers represents excellent forest land. Looking westerly across the Copper River Valley, about two miles ups...
more info/bigger image
Collection: Pacific Northwest Research Station, Alaska Image Archive
Keywords: plant ecology
vegetation types, ecotypes
Location: Alaska; Copper River
Description: White spruce, paper birch, and quaking aspen in the foreground; pure white spruce stands in the background. Well-drained alluvium along the larger rivers represents excellent forest land. Looking westerly across the Copper River Valley, about two miles ups...
Date: 1951

Mount Drum and Copper River.
more info/bigger image
Collection: Pacific Northwest Research Station, Alaska Image Archive
Keywords: plant ecology
vegetation types, ecotypes
Location: Alaska; Copper River; Mount Drum
Description: Mount Drum and Copper River.
Date:

NCFL black spruce.
more info/bigger image
Collection: Pacific Northwest Research Station, Alaska Image Archive
Keywords: plant ecology
vegetation types, ecotypes
Location: Alaska; Copper River
Description: NCFL black spruce.
Date:

At the bridge crossing the Copper River.
more info/bigger image
Collection: Pacific Northwest Research Station, Alaska Image Archive
Keywords: measurements of the stem dimensions and volume of trees, stands, forests and timber
large-scale (regional) "forest surveys" (general descriptions and methods
Location: Alaska; Copper River
Description: At the bridge crossing the Copper River.
Date: