Santa Rita Experimental Range
Repeat Photography

Photo Station #256

Photo Archive No. 256.1.1948.07

7-48. A48-160. P.S. 256 first photo. Vicinity of quadrat E3. Quadrat markings show up in the distance toward the right side of the photo. Photo taken just off the Helvetia road and S. of road to Ruelas ranch that takes off just N. of Box Canyon. Looking E. Scant grass cover Ber, Agl, and others. Heavy Pve and cholla, some Cer. SRER. Culley. 10H(3)b.

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Photo Archive No. 256.1.1960.04

T-230. 16 Apr 60. SRER, P.S. 256. 10H3b.

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Photo Archive No. 256.1.1986.10

PS 256. Azimuth 124. Oct. 23, 1986. RFB. Canon AE-1 camera (35mm). 35mm WA lens. Robert F. Buttery.

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Photo Archive No. 256.1.2000.04

PS 256. April 14, 2000, 4:40 p.m., windy. Facing southeast. Azimuth 124. Pasture 2N. Plus X, 125 ASA film. 35mm lens focal length. Exposure = 1/500. Witness about 120' from road in a small mesquite (look for double white-topped fence posts close to road). Area burned in 1994. Photo taken 10' east of witness due to blocking mesquite. M. McClaran.

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Photo Archive No. 256.1.2007.03

PS. 256. 9 March 2007. Facing southeast, Azimuth 124. Pasture 2N. Elevation 1142 m. ISO 100, 35mm focal length, Canon 5D Digital Camera. Witness post in place, 30 m east of Road 486. Camera east of mesquite that is blocking view. Mesquite alive and re-sprouting from 1994 fire. Prickly pear, Calliandra, and burroweed present. Snakeweed at bottom left. Small blue paloverde in midground. Grasses are cottontop, Lehmann and Boer’s lovegrasses. Compared to 2000, much less grass mass in general. M. McClaran photographer, no assistant.

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Photo Archive No. 256.1.2011.03

PS. 256. 14 March 2011. 11:30 AM. Facing southeast, Azimuth 115. Pasture 2N. Elevation 1126 m. ISO 100, 35mm focal length, Canon 5D Mark II Digital Camera. Witness post in place, 30 m east of Road 486. Camera east of mesquite that is blocking view. Mesquite alive and re-sprouting from 1994 fire. Prickly pear, Calliandra, and burroweed present. Snakeweed at bottom left. Small blue paloverde in midground. Grasses are cottontop, Lehmann and Boer’s lovegrasses. Compared to 2007, more annual grass. M. McClaran photographer, A. Dalke assistant.

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Photo Archive No. 256.2.1948.07

7-48. A48-161. P.S. 256 first photo looking SE. Scant grass cover Agl, Ber, and others. Heavy Afr, cholla and pricklypear. SRER. Culley. 10H(3)b.

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Photo Archive No. 256.2.1960.04

T-229. 16 Apr 60. SRER, P.S. 256. 10H3b.

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Photo Archive No. 256.2.1986.10

PS 256. Azimuth 172. Oct. 23, 1986. RFB. Canon AE-1 camera (35mm). 35mm WA lens. Robert F. Buttery.

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Photo Archive No. 256.2.2000.04

PS 256. April 14, 2000, 4:40 p.m., windy. Facing south. Azimuth 172. Pasture 2N. Plus X, 125 ASA film. 35mm lens focal length. Exposure = 1/500. Witness about 120' from road in a small mesquite (look for double white-topped fence posts close to road). Area burned in 1994. Photos taken 6' southeast of witness due to mesquite blocking view. Calliandra flowering; mesquite sprouted since fire. Some Haplopappus tenuisectus survived fire. Eragrostis lehmanniana dominant grass. Muhlenbergia porteri under large mesquites. M. McClaran.

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Photo Archive No. 256.2.2007.03

PS. 256. 9 March 2007. Facing south, Azimuth 172. Pasture 2N. Elevation 1142 m. ISO 100, 35mm focal length, Canon 5D Digital Camera. Witness post in place, 30 m east of Road 486. Camera south side of mesquite that is blocking view. Mesquite alive and re-sprouting from 1994 fire. Prickly pear, and Calliandra present. Ephedra distant center and Celtis distant right. Grasses are cottontop (numerous), Lehmann and bush muhly. Compared to 2000, much less grass mass in general, some prickly pear death, barrel cactus fallen over. M. McClaran photographer, no assistant.

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Photo Archive No. 256.2.2011.03

PS. 256. 14 March 2011. 11:30 AM. Facing south, Azimuth 180. Pasture 2N. Elevation 1142 m. ISO 100, 35mm focal length, Canon 5D Mark II Digital Camera. Witness post in place, 30 m east of Road 486. Camera south side of mesquite that is blocking view. Mesquite alive and re-sprouting from 1994 fire. Prickly pear, and Calliandra present. Ephedra distant center and Celtis distant right. Grasses are cottontop (numerous), Lehmann and bush muhly. Compared to 2007, more annual grass and more prickly pear, and fallen barrel cactus is now dead. M. McClaran photographer, A. Dalke assistant.

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