Santa Rita Experimental Range
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Photo Station #079



JUN19150 JUN 1915 1

Photo Archive No. 79.1.1915.06

Perm No. 22798A. Photo Sta #79. Just west of Santa Rita Range Reserve, June 1915. Compare #246586. 400-B.

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JUN19300 JUN 1930 1

Photo Archive No. 79.1.1930.06

Temp. No. 628. No. 246586. Photograph showing present stand of burro weed and also growth of browse species on the east side of Pasture 11 to be compared with photograph No. 22798A taken in the fall of 1915. Photo by Santa Rita R.R. 6-27-30. Photo Sta #79. 400-B.

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APR19840 APR 1984 1

Photo Archive No. 79.1.1984.04

PS 79. Azimuth 180. April 25, 1984. RFB. Honeywell Pentax 35mm camera. 35mm WA lens. f:8-11 1/125 30'. 12:15 P.M. Robert F. Buttery. NOTE: A second photo taken on this date is the same view.

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APR19880 APR 1988 1

Photo Archive No. 79.1.1988.04

PS-79. Az 180. April 12, 1988. RFB. Canon AE-1 camera. 35mm WA lens. Robert F. Buttery. Not exact field of view as in earlier photos.

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MAY20001 MAY 2000 1

Photo Archive No. 79.1.2000.05

PS 79. May 15, 2000, 11:10 a.m. Facing south. Azimuth 180. Pasture 11B. ASA 135, Plus X film. 35mm lens focal length. Marked post 300' from road on kangaroo rat mound. Probably burned in 1994; patchy fire. Eragrostis lehmanniana, burroweed. Under mesquite is bush muhly and Setaria macrostachya. M. McClaran.

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079_1_2007_03 MAR 2007 1

Photo Archive No. 79.1.2007.03

PS. 079. 26 March 2007. Facing south, Azimuth 180. Pasture 11B. Elevation 1190 m. ISO 100, 35mm focal length, Canon 5D Digital Camera. Witness present, camera above. Mesquite alive but no leaves yet, except small mesquite on right. Many dead burroweed including plant at bottom right. Lycium plant distant center. Two small barrel cacti center. Catclaw present midground left. Burned skeleton and stump present of large mesquite present in 1915 photo. No evidence of telephone post from older photos. Fire was 198?. Lehmann lovegrass, Setaria, bush muhly sand dropseed plants mainly under mesquite. Compared to 2000, less grass and burroweed now. M. McClaran photographer, M. McGregor assistant.

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079_1_2010_03 MAR 2010 1

Photo Archive No. 79.1.2010.03

PS. 079. 17 March 2010 3:00 PM. Facing south, Azimuth 180. Pasture 11B. Elevation 1190 m. ISO 100, 35mm focal length, Canon 5D Mark II Digital Camera. Witness present, camera above. Mesquite alive. Only a few live burroweed. Zizyphus distant center was incorrectly identified as Lycium in 2007. Two small barrel cacti center. Catclaw present midground left. Burned skeleton and stump present of large mesquite present in 1915 photo. No evidence of telephone post from older photos. Fire was 1994. Lehmann lovegrass in open, but under mesquite find Setaria and bush muhly. Compared to 2007, less grass and specifically no sand dropseed plants. M. McClaran photographer, A. Dalke assistant.

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079_1_2016_03 MAR 2016 1

Photo Archive No. 79.1.2016.03

PS. 079. 15 March 2016 1:24 PM. Facing south, Azimuth 180. Pasture 11B. Elevation 1190 m. ISO 125, 35mm focal length, Canon 5D Mark II Digital Camera. Witness present, camera above. Mesquite alive. Zizyphus distant center next to the old mesquite present in 1915 image, and much of the Zizyphus and old mesquite were burned in 1994 fire. Fourwing saltbush next to the Ziziphus. Catclaw present midground left. Small barrel cacti center, and one next to it is dead. Chainfruit cholla under closest mesquite in right foreground; and catclaw acacia behind mesquite in left foreground. Burned skeleton and stump present of large mesquite plants present in 1915 photo. No evidence of telephone post from older photos. Fire was 1994. Lehmann lovegrass in open, but under mesquite find Setaria and bush muhly. Compared to 2010, more grass, especially Lehmann lovegrass; more burroweed including many small plants. M. McClaran photographer, K. Hawkes assistant.

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079_1_2022_03 MAR 2022 1

Photo Archive No. 79.1.2022.03

PS. 079. 17 March 2022, 3:46 PM. Facing south, Azimuth 180. Pasture 11B. Elevation 1190 m. ISO 160, 35mm focal length, Canon 5D Mark II Digital Camera. Witness present, camera above. Mesquite alive. Zizyphus distant center next to the old mesquite present in 1915 image, and much of the Zizyphus and old mesquite were burned in 1994 fire. Barrel cacti center is still present from 2016, with dead barrel still visible nearby. Fourwing saltbush next to the Ziziphus. Catclaw present midground left. Chainfruit cholla under closest mesquite in left foreground. Other shrubs are Janusia, burrowed, Lycium; and perennial grasses are Lehmann lovegrass and sideoats grama in open, but under mesquite find Setaria, cottontop, and bush muhly. No evidence of telephone post from older photos. Fire was 1994. Compared to 2016, more grass cover (especially Lehmann lovegrass) and species (added sideoats, cottontop and Sporobolus); larger burrowed and cholla plants, some dead burrowed, and Ziziphus is not doing well. M. McClaran photographer, A. Gorlier assistant.

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Last updated - February 2023
Mitchel McClaran - mcclaran@u.arizona.edu