Santa Rita Experimental Range
Repeat Photography

Photo Station #067

Photo Archive No. 67.1.1936.07

Permanent No. 344244. Temporary No. 2426. Photo Sta. 67. 100 feet southeast of fence, showing side of gully, adjacent to pasture 8, heavily overgrazed with no old grass left. Very little green growth starting. Photo by Cribbs, S.R.E.R. 7/23/36. 104-C.

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Photo Archive No. 67.1.1985.09

PS 67. Azimuth 335. Sept. 13, 1985. RFB. Canon AE-1 camera (35mm). 35mm WA lens. Robert F. Buttery.

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Photo Archive No. 67.1.2000.12

PS 67. December 14, 2000, 1:45 p.m. Facing northwest. Azimuth 335. Forest Service pasture adjacent to Pasture 8. ASA 100 TMAX film. 35mm lens focal length. Matches 1936 and 1985 photos. Note Mexican blue oak present in 1936 is dead and only trunk is visible in 1985 and 2000. Tanglehead is abundant grass. Agave, sotol and ocotillo dominate. M. McClaran.

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Photo Archive No. 67.1.2007.04

PS. 067. 16 April 2007. Facing northwest, Azimuth 335. Elevation 1406 m. ISO 100, 35mm focal length, Canon 5D Digital Camera. Witness present, , camera above. Several Palmer agave are now dead but alive in 2000, including three in foreground. Area did not burn in July 2005. Ocotillo, Calliandra, desert spoon, velvet pod mimosa common plants. Prickly pear cactus. Mexican blue oak trunk not visible now, but apparently was visible in 2000. Prickly pear cactus present. Sideoats grama, sprangletop, plains lovegrass and wooly bunchgrass common grasses. Goldeneye (Viguiera sp.) species not as dominant as burned areas. Compared to 2000, less agave in foreground and midground, but less prickly pear distant where burned in 2000. M. McClaran photographer, M. McMurtry assistant.

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