Santa Rita Experimental Range
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Photo Station #086



MAY19220 MAY 1922 1

Photo Archive No. 86.1.1922.05

169059. Growth of Rothrocks Grama (Bouteloua rothrockii) after one years protection of previously grazed (heavily) range on the Santa Rita Range Reserve. (Neutral Strip) #11. 5/1922. Photo Sta. #86. See photos #163059 and #249830. 104-C.

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AUG19300 AUG 1930 1

Photo Archive No. 86.1.1930.08

Temp. No. 658. Permanent No. 249830. Photo Sta #86. Showing view in northeast corner of Pasture 11 near Quadrat A1P to be compared with Photo 169059 & 163059. Aug. 1930. 104-C.

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OCT19510 OCT 1951 1

Photo Archive No. 86.1.1951.10

B-51-56. P.S. 86 (no tag on post). Looking East in Past. 11A (foreground cleared of fuel). 50-32-13-3/4". Repeat of 169059. 2 Oct 1951.

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OCT19860 OCT 1986 1

Photo Archive No. 86.1.1986.10

PS 86. Azimuth 80. Oct. 23, 1986. RFB. Canon AE-1 camera (35mm). 35mm WA lens. Robert F. Buttery.

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MAY20001 MAY 2000 1

Photo Archive No. 86.1.2000.05

PS 86. May 1, 2000, 3:48 p.m. Facing east. Azimuth 80. Pasture 11. ASA 135, Plus X film. 35mm lens focal length. 50 yds from road; marked fencepost; north side of road 62 between Madera Canyon Rd. and 62A. Looks at 2S pasture boundary. Eragrostis lehmanniana; burroweed, mesquites alive. Not certain this is same location as photos before 1987. M. McClaran.

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086_1_2007_04 APR 2007 1

Photo Archive No. 86.1.2007.04

PS. 086. 09 April 2007. Facing east, Azimuth 80. Pasture UA Cell. Elevation 1126 m. ISO 100, 35mm focal length, Canon 5D Digital Camera. Witness present, camera above, 40 m north of Road 62. Mesquite alive, >80% burroweed alive. Cholla cacti. Lehmann lovegrass dominant, also find cottontop under mesquite; also abundant amaranth plants. Good match with 1922 and more recent photos, which make mesquite ~100 yrs minimum. Compared to 2000, less grass and less prickly pear. M. McClaran photographer, C. McMurtry assistant.

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086_1_2009_03 MAR 2009 1

Photo Archive No. 86.1.2009.03

PS. 086. 18 March 2009. Facing east, Azimuth 80. Pasture UA Cell. Elevation 1130 m. ISO 100, 35mm focal length, Canon 5D Digital Camera. Witness present, camera above, 40 m north of Road 62. Mesquite alive, burroweed alive. Cholla cacti. Lehmann lovegrass dominant, also find cottontop under mesquite. Good match with 1922 and more recent photos, which make mesquite ~100 yrs minimum. Compared to 2007, more burroweed and Lehmann lovegrass; small ocotillo and small cholla in mid-center; extensive stem girdling on mesquite; and Chloris under some mesquite and in open occasionally . M. McClaran photographer, A. Peterson assistant.

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086_1_2015_03 MAR 2015 1

Photo Archive No. 86.1.2015.03

PS. 086. 18 March 2015. 1:06 pm. Facing east, Azimuth 80. Pasture UA Cell. Elevation 1130 m. ISO 200, 35mm focal length, Canon 5D Mark II Digital Camera. Witness present, camera above, 40 m north of Road 62. Mesquite alive, and leaves emerging. Buroweed numerous, also find snakeweed and Celtis in distant center. Tall grass in distant center is cane beardgrass. Cholla, prickly pear, and barrel cacti present. Lehmann lovegrass common, also find cottontop under mesquite. Good match with 1922 and more recent photos, which make mesquite ~100 yrs minimum. Compared to 2009, more burroweed plants and size increase; two small ocotillo became more obvious; small mesquite now visible in mid foreground between two large burroweed plants. M. McClaran photographer, K. Hawkes assistant.

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Last updated - June 2015
Mitchel McClaran - mcclaran@u.arizona.edu