| Collection: | Pacific Northwest Research Station, Alaska Image Archive |
| Keywords: |
silvicultural systems constitution and composition of stands forms of stand even-aged stands |
| Location: | Alaska; Revillagigedo Island; Traitors Cove; Virgin Bay |
| Description: | Virgin Bay. |
| Date: | 1974 |
| Collection: | Pacific Northwest Research Station, Alaska Image Archive |
| Keywords: |
silvicultural systems constitution and composition of stands forms of stand even-aged stands |
| Location: | Alaska; Revillagigedo Island; Traitors Cove; Virgin Bay |
| Description: | Virgin Bay. |
| Date: | 1974 |
| Collection: | Pacific Northwest Research Station, Alaska Image Archive |
| Keywords: |
silvicultural systems constitution and composition of stands forms of stand even-aged stands |
| Location: | Alaska; Revillagigedo Island; Traitors Cove; Virgin Bay |
| Description: | Virgin Bay. |
| Date: | 1974 |
| Collection: | Pacific Northwest Research Station, Alaska Image Archive |
| Keywords: |
silvicultural systems constitution and composition of stands forms of stand even-aged stands |
| Location: | Alaska; Revillagigedo Island; Traitors Cove; Virgin Bay |
| Description: | Virgin Bay. |
| Date: | 1974 |
| Collection: | Pacific Northwest Research Station, Alaska Image Archive |
| Keywords: |
silvicultural systems constitution and composition of stands forms of stand even-aged stands |
| Location: | Alaska; Revillagigedo Island; Traitors Cove; Virgin Bay |
| Description: | Virgin Bay. |
| Date: | 1974 |
| Collection: | Pacific Northwest Research Station, Alaska Image Archive |
| Keywords: |
regeneration and formation of stands artificial regeneration species trials (including forest gardens, trials of exotics etc) |
| Location: | Alaska; Revillagigedo Island; Traitors Cove; Virgin Bay |
| Description: | A Douglas-fir at Virgin Bay. The competing spruce and hemlock were girdled on the day this picture was taken. |
| Date: | 6/1966 |
| Collection: | Pacific Northwest Research Station, Alaska Image Archive |
| Keywords: |
regeneration and formation of stands artificial regeneration species trials (including forest gardens, trials of exotics etc) |
| Location: | Alaska; Revillagigedo Island; Traitors Cove; Virgin Bay |
| Description: | A Douglas-fir at Virgin Bay. The competing spruce and hemlock were girdled on the day this picture was taken. |
| Date: | 6/1966 |
| Collection: | Pacific Northwest Research Station, Alaska Image Archive |
| Keywords: |
regeneration and formation of stands artificial regeneration species trials (including forest gardens, trials of exotics etc) |
| Location: | Alaska; Revillagigedo Island; Traitors Cove; Virgin Bay |
| Description: | A Douglas-fir at Virgin Bay. The competing spruce and hemlock were girdled in 1966. |
| Date: | 5/1966 |
| Collection: | Pacific Northwest Research Station, Alaska Image Archive |
| Keywords: |
regeneration and formation of stands artificial regeneration species trials (including forest gardens, trials of exotics etc) |
| Location: | Alaska; Revillagigedo Island; Traitors Cove; Virgin Bay |
| Description: | A Douglas-fir at Virgin Bay. The competing spruce and hemlock were girdled in 1966. |
| Date: | 5/1966 |
| Collection: | Pacific Northwest Research Station, Alaska Image Archive |
| Keywords: |
regeneration and formation of stands artificial regeneration species trials (including forest gardens, trials of exotics etc) |
| Location: | Alaska; Revillagigedo Island; Traitors Cove; Virgin Bay |
| Description: | Douglas-fir at Virgin Bay. The competing spruce and hemlock were girdled in 1966. |
| Date: | 5/1966 |
| Collection: | Pacific Northwest Research Station, Alaska Image Archive |
| Keywords: |
forest mensuration increment development and structure of stands general matters (including sampling methods in increment determination) |
| Location: | Alaska; Revillagigedo Island; Traitors Cove; Virgin Bay |
| Description: | Plot #334, Virgin Bay. |
| Date: | 1964 |
| Collection: | Pacific Northwest Research Station, Alaska Image Archive |
| Keywords: |
silvicultural systems constitution and composition of stands forms of stand natural stands obtained after cutting "second-growth" stands |
| Location: | Alaska; Revillagigedo Island; Traitors Cove; Virgin Bay |
| Description: | Plot 1, Virgin Bay. |
| Date: | 1964 |
| Collection: | Pacific Northwest Research Station, Alaska Image Archive |
| Keywords: |
forest mensuration increment development and structure of stands surveying and mapping |
| Location: | Alaska; Revillagigedo Island; Traitors Cove; Virgin Bay |
| Description: | Virgin Bay P.P. # 332, est.7-26-63. Lower Plot. Photo point: 1. |
| Date: | 7/26/1963 |
| Collection: | Pacific Northwest Research Station, Alaska Image Archive |
| Keywords: |
forest mensuration increment development and structure of stands surveying and mapping |
| Location: | Alaska; Revillagigedo Island; Traitors Cove; Virgin Bay |
| Description: | Virgin Bay P.P. # 333, established 7-26-63. Mid Plot. |
| Date: | 7/26/1963 |
| Collection: | Pacific Northwest Research Station, Alaska Image Archive |
| Keywords: |
forest mensuration increment development and structure of stands surveying and mapping |
| Location: | Alaska; Revillagigedo Island; Traitors Cove; Virgin Bay |
| Description: | Virgin Bay P.P. # 334, established 7-26-63. Upper Plot. |
| Date: | 7/26/1963 |
| Collection: | Pacific Northwest Research Station, Alaska Image Archive |
| Keywords: |
regeneration and formation of stands natural regeneration |
| Location: | Alaska; Revillagigedo Island; Traitors Cove; Virgin Bay |
| Description: | Reproduction Plot #1 established by R.F. Taylor in 1929. Virgin Bay. |
| Date: | 7/26/1963 |
![Probably Traitors Cove. [Date estimated, probably 1961-62.]](/rds/imagedb/images/_thm/31307.jpg "Probably Traitors Cove. [Date estimated, probably 1961-62.]")
| Collection: | Pacific Northwest Research Station, Alaska Image Archive |
| Keywords: |
hydrology water conservation, soil conservation and erosion watershed management studies of infiltration, run-off and water erosion: effects of meteorological factors:\ 25 effects of vegetation |
| Location: | Alaska; Revillagigedo Island; Traitors Cove |
| Description: | Probably Traitors Cove. [Date estimated, probably 1961-62.] |
| Date: | 1962 |
![Probably Traitors Cove. [Date estimated, probably 1961-62.]](/rds/imagedb/images/_thm/31308.jpg "Probably Traitors Cove. [Date estimated, probably 1961-62.]")
| Collection: | Pacific Northwest Research Station, Alaska Image Archive |
| Keywords: |
hydrology water conservation, soil conservation and erosion watershed management studies of infiltration, run-off and water erosion: effects of meteorological factors:\ 25 effects of vegetation |
| Location: | Alaska; Revillagigedo Island; Traitors Cove |
| Description: | Probably Traitors Cove. [Date estimated, probably 1961-62.] |
| Date: | 1962 |
| Collection: | Pacific Northwest Research Station, Alaska Image Archive |
| Keywords: |
work science (work studies) harvesting of wood logging and transport forest engineering descriptions of individual logging operations |
| Location: | Alaska; Revillagigedo Island; Traitors Cove; Virgin Bay |
| Description: | Looking into Virgin Bay from Traitors Cove. Note limits of 1925 cutting. |
| Date: | 7/11/1957 |
| Collection: | Pacific Northwest Research Station, Alaska Image Archive |
| Keywords: |
hydrology water conservation, soil conservation and erosion watershed management studies of infiltration, run-off and water erosion:effects of forestry practices (polluted water) |
| Location: | Alaska; Revillagigedo Island; Traitors Cove |
| Description: | Note active sluffing of dissected slope at right-center occurring as a result of soft shale bedrock overlain by granite cliffs (discernable at top of photo). |
| Date: | 7/11/1957 |
| Collection: | Pacific Northwest Research Station, Alaska Image Archive |
| Keywords: |
hydrology water conservation, soil conservation and erosion watershed management studies of infiltration, run-off and water erosion:effects of forestry practices (polluted water) |
| Location: | Alaska; Revillagigedo Island; Traitors Cove |
| Description: | Closeup of actively eroding surface. Mat of soil holding stumps & roots has given way on steep unstable slope. Note debris choked water course. No evidence that this material was washing down slope. |
| Date: | 7/11/1957 |
| Collection: | Pacific Northwest Research Station, Alaska Image Archive |
| Keywords: |
regeneration and formation of stands natural regeneration obtained from advance growth |
| Location: | Alaska; Revillagigedo Island; Traitors Cove; Virgin Bay |
| Description: | General view of cutting looking S.E. from a stump about 20' above the ground near Plot 3 on the June 13, 1923 map. |
| Date: | 8/1/1953 |
| Collection: | Pacific Northwest Research Station, Alaska Image Archive |
| Keywords: |
regeneration and formation of stands natural regeneration |
| Location: | Alaska; Revillagigedo Island; Traitors Cove; Virgin Bay |
| Description: | Plot 3 - Virgin Bay. RAG in photo. |
| Date: | 8/1/1953 |
| Collection: | Pacific Northwest Research Station, Alaska Image Archive |
| Keywords: |
regeneration and formation of stands natural regeneration obtained from advance growth |
| Location: | Alaska; Revillagigedo Island; Traitors Cove; Virgin Bay |
| Description: | Virgin Bay cutting illus. used in Station paper No. 2. |
| Date: | 8/1/1953 |
| Collection: | Pacific Northwest Research Station, Alaska Image Archive |
| Keywords: |
regeneration and formation of stands natural regeneration |
| Location: | Alaska; Revillagigedo Island; Traitors Cove; Virgin Bay |
| Description: | Virgin Bay cutting showing reprod. |
| Date: | 8/1/1953 |
| Collection: | Pacific Northwest Research Station, Alaska Image Archive |
| Keywords: |
regeneration and formation of stands natural regeneration obtained from advance growth |
| Location: | Alaska; Revillagigedo Island; Traitors Cove; Virgin Bay |
| Description: | Virgin Bay plots. Plot sign moved to back side of plot from earlier photos. 5 live trees on plot. Ground cover mostly needles & small twigs. |
| Date: | 8/1/1953 |
| Collection: | Pacific Northwest Research Station, Alaska Image Archive |
| Keywords: |
regeneration and formation of stands natural regeneration |
| Location: | Alaska; Revillagigedo Island; Traitors Cove; Virgin Bay |
| Description: | 20.2" sp 59' tall. Virgin Bay. Dick Godman measuring DBH. Tree located halfway between 1 P & Plot 1. 20 yrs old at DBH. Largest 2nd growth tree on cutting. |
| Date: | 8/1/1953 |
| Collection: | Pacific Northwest Research Station, Alaska Image Archive |
| Keywords: |
regeneration and formation of stands natural regeneration |
| Location: | Alaska; Revillagigedo Island; Traitors Cove; Virgin Bay |
| Description: | Virgin Bay - Plot No. 5. Godman. |
| Date: | 8/1/1953 |
| Collection: | Pacific Northwest Research Station, Alaska Image Archive |
| Keywords: |
regeneration and formation of stands natural regeneration |
| Location: | Alaska; Revillagigedo Island; Traitors Cove; Virgin Bay |
| Description: | Virgin Bay cutting view across poorly drained area by skid road, showing excellent growth near Plot 1. |
| Date: | 8/1/1953 |
| Collection: | Pacific Northwest Research Station, Alaska Image Archive |
| Keywords: |
regeneration and formation of stands natural regeneration |
| Location: | Alaska; Revillagigedo Island; Traitors Cove; Virgin Bay |
| Description: | Virgin Bay Plot No. 1. Estab. by RF Taylor in 1926. Godman measuring 12.4" sp. 69' tall. Age 20 at DBH, outside plot. Only live tree on plot is 1.2" sp. At left 5 dom. Sp nearby average 63' tall ranging in DBH from 10.3 to 20.2 Probably best growth on the... |
| Date: | 8/1/1953 |
| Collection: | Pacific Northwest Research Station, Alaska Image Archive |
| Keywords: |
regeneration and formation of stands natural regeneration obtained from advance growth |
| Location: | Alaska; Revillagigedo Island; Traitors Cove; Virgin Bay |
| Description: | Virgin Bay reprod. plots. |
| Date: | 8/1/1953 |
| Collection: | Pacific Northwest Research Station, Alaska Image Archive |
| Keywords: |
regeneration and formation of stands natural regeneration |
| Location: | Alaska; Revillagigedo Island; Traitors Cove; Virgin Bay |
| Description: | General view of cutting, looking S.E. from a stump about 20' above the ground near Plot 3 on the June 13, 1923 map. |
| Date: | 8/1/1953 |
| Collection: | Pacific Northwest Research Station, Alaska Image Archive |
| Keywords: |
regeneration and formation of stands natural regeneration obtained from advance growth |
| Location: | Alaska; Revillagigedo Island; Traitors Cove; Virgin Bay |
| Description: | Virgin Bay reprod. Plot 4. |
| Date: | 8/1/1953 |
| Collection: | Pacific Northwest Research Station, Alaska Image Archive |
| Keywords: |
regeneration and formation of stands natural regeneration obtained from advance growth |
| Location: | Alaska; Revillagigedo Island; Traitors Cove; Virgin Bay |
| Description: | Virgin Bay reproduction plot. |
| Date: | 8/1/1953 |
| Collection: | Pacific Northwest Research Station, Alaska Image Archive |
| Keywords: |
regeneration and formation of stands natural regeneration |
| Location: | Alaska; Revillagigedo Island; Traitors Cove; Virgin Bay |
| Description: | Virgin Bay Plot No 2. Estab. by RF Taylor 1926. R. A. Gregory in photo. 11 trees in plot over 1/2" diametr. Largest 6.1" spruce 33' tall. 12 trees less than 1/2" diam. |
| Date: | 7/31/1953 |
| Collection: | Pacific Northwest Research Station, Alaska Image Archive |
| Keywords: |
regeneration and formation of stands natural regeneration |
| Location: | Alaska; Revillagigedo Island; Traitors Cove; Virgin Bay |
| Description: | Virgin Bay plot No. 1, established by R. F. Taylor, 1926. |
| Date: | 7/31/1953 |
| Collection: | Pacific Northwest Research Station, Alaska Image Archive |
| Keywords: |
regeneration and formation of stands natural regeneration |
| Location: | Alaska; Revillagigedo Island; Traitors Cove; Virgin Bay |
| Description: | Virgin Bay cutting, plot 3. Photo shows "thicket" of "brush." Granite boulder back of Godman. |
| Date: | 7/31/1953 |
| Collection: | Pacific Northwest Research Station, Alaska Image Archive |
| Keywords: |
regeneration and formation of stands natural regeneration |
| Location: | Alaska; Revillagigedo Island; Traitors Cove; Virgin Bay |
| Description: | Plot 3, Virgin Bay. |
| Date: | 1953 |
| Collection: | Pacific Northwest Research Station, Alaska Image Archive |
| Keywords: |
systematic botany embryophyta: siphonogamia: spermatophyta: phanerogams: seed-plants in general: dendrology: coniferae: |
| Location: | Alaska; Revillagigedo Island; Traitors Cove; Virgin Bay |
| Description: | Picea sitchensis. Large spruce at Virgin Bay. John Grove in photo. |
| Date: | 1951 |
| Collection: | Pacific Northwest Research Station, Alaska Image Archive |
| Keywords: |
regeneration and formation of stands natural regeneration |
| Location: | Alaska; Revillagigedo Island; Traitors Cove; Virgin Bay |
| Description: | Reproduction Plot #1 established by RFT in 1929. Virgin Bay. |
| Date: | 10/1948 |
| Collection: | Pacific Northwest Research Station, Alaska Image Archive |
| Keywords: |
regeneration and formation of stands natural regeneration |
| Location: | Alaska; Revillagigedo Island; Traitors Cove; Virgin Bay |
| Description: | Virgin Bay cutting, Plot 1. |
| Date: | 9/1932 |
| Collection: | Pacific Northwest Research Station, Alaska Image Archive |
| Keywords: |
regeneration and formation of stands natural regeneration |
| Location: | Alaska; Revillagigedo Island; Traitors Cove; Virgin Bay |
| Description: | Virgin Bay cutting, plot. |
| Date: | 5/1928 |
| Collection: | Pacific Northwest Research Station, Alaska Image Archive |
| Keywords: |
regeneration and formation of stands natural regeneration |
| Location: | Alaska; Revillagigedo Island; Traitors Cove; Virgin Bay |
| Description: | Virgin Bay cutting, Plot 1. |
| Date: | 5/1928 |
| Collection: | Pacific Northwest Research Station, Alaska Image Archive |
| Keywords: |
regeneration and formation of stands natural regeneration |
| Location: | Alaska; Revillagigedo Island; Traitors Cove; Virgin Bay |
| Description: | Virgin Bay cutting, Plot #4. |
| Date: |