Santa Rita Experimental Range
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Photo Station #122



JUL19850 JUL 1985 1

Photo Archive No. 122.1.1985.07

PS 122. Azimuth 360. July 2, 1985. RFB. Canon AE-1 camera (35mm). 35mm WA lens. Robert F. Buttery.

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SEP19981 SEP 1998 1

Photo Archive No. 122.1.1998.09

PS 122. September 3, 1998. Facing north. Gravelly Ridge. In far south end. Euryops invasion since 1985. Pentax 35mm camera with an f/8 50mm lens and color slide film. Dan Robinett.

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JUL20001 JUL 2000 1

Photo Archive No. 122.1.2000.07

PS 122. July 13, 2000, 9:45 a.m. Facing north. Azimuth 360. Pasture 16. ASA 125, Plus X film. 35mm lens focal length. Same view as 1985 and 1998 photos. Euryops removal in 1999 is apparent because plants present in 1998 photo are missing. M. McClaran.

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122_1_2007_03 MAR 2007 1

Photo Archive No. 122.1.2007.03

PS. 122. 21 March 2007. Facing north, Azimuth 360. Pasture 16. Gravelly Ridge Study Area. Elevation 937 m. ISO 100, 35mm focal length, Canon 5D Digital Camera. Witness present, camera above witness. Ocotillo and blue paloverde center foreground, whitethorn acacia right midground. Mesquite alive distant. Cholla present. Small shrubs Krameria dominant with Calliandra. Blue paloverde right foreground, Lehmann lovegrass and slender grama grasses. Windy and cloudy conditions. Compared to 2000, more cholla now. M. McClaran photographer, A. Nafus assistant.

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122_1_2010_03 MAR 2010 1

Photo Archive No. 122.1.2010.03

PS. 122. 15 March 2010 12:30 PM. Facing north, Azimuth 360. Pasture 16. Gravelly Ridge Study Area. Elevation 927 m. ISO 100, 35mm focal length, Canon 5D Mark II Digital Camera. Witness present, camera above witness. Ocotillo and blue paloverde center foreground, whitethorn acacia right midground. Mesquite alive distant. Cholla present. Small shrubs Krameria dominant with Calliandra. Blue paloverde right foreground, Lehmann lovegrass and slender grama grasses. Windy conditions. Center ocotillo first appears in 1985, and left ocotillo first appears in 2000 picture. Compared to 2007, new cholla under palo verde now. M. McClaran photographer, A. Dalke assistant.

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122_1_2016_03 MAR 2016 1

Photo Archive No. 122.1.2016.03

PS. 122. 13 March 2016 12:04 PM. Facing north, Azimuth 10. Pasture 16. Gravelly Ridge Study Area. Elevation 927 m. ISO 100, 35mm focal length, Canon 5D Mark II Digital Camera. Witness present, camera above witness. Ocotillo and blue paloverde center foreground, whitethorn acacia right midground. Mesquite alive, and of the far distant plants near fence, the one of the left is alive, middle plant is dead, and right plant is alive; and the tall mesquite branch in the center background above the palo verde is alive. Cholla, present. Small shrubs Krameria dominant with calliandra, janusia, senna, and ephedra. Blue paloverde right foreground, Lehmann lovegrass and slender grama, rothrock grama, setaria grasses. Windy conditions. Center ocotillo first appears in 1985, and left ocotillo first appears in 2000 picture. Compared to 2010, decline in cholla (especially the two on the other side of the fence; far right ocotillo died. M. McClaran photographer, K. Hawkes and D. Landreville assistants.

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SEP19320 SEP 1932 2

Photo Archive No. 122.2.1932.09

Temp. No. 1136. Permanent No. 276410. Gravelly Ridge Project - Photo Station No. 122, looking North. Typical gravelly ridge breaking off into small wash. North east exposure. Some Krameria, calliandra, and Aristida scabra. Small type of dense Ayenia pusilla as indicated. 1-Ayenia pusilla, 3-Krameria glandulosa, 4-Aristida scabra, 7-Calliandra eriophylla, 9-Aristida divaricata, 34-Aplopappus fruticosus, 36-Opuntia frigida, 37-Opuntia, 38-Parkinsonia, 39-Fouquieria. Elev. 3100, 9/16/32. Photo by Santa Rita Exp. Range. See also 2147 & 2452. 104-D. (Encl. #44).

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OCT19350 OCT 1935 2

Photo Archive No. 122.2.1935.10

Temp. No. 2147. Perm. No. 328929. Gravelly Ridge Project -- Photo Station No. 122 looking North. Typical gravelly ridge breaking off into small wash. Retake of 276410 taken in 1932. To be compared. Photo by Cribbs of S.R.E.R. 10/14/35. Exp. 1/25 - 14 - 8 - CP. See also 7136 & 2452. 104-D. (Encl. #44).

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AUG19360 AUG 1936 2

Photo Archive No. 122.2.1936.08

Permanent No. 344270. Temporary No. 2452. Photo Station #122. Gravelly Ridge Study area. 50 feet of Photo Station #1. Repeat of Temp. 1136 (Perm. 276410). Fair covering of annuals with a few perennials after 3 years of protection. Photo by Cribbs, S.R.E.R. 8/25/36. See also 2147. 104-D. (Encl #44).

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JUL20002 JUL 2000 2

Photo Archive No. 122.2.2000.07

PS 122. July 13, 2000, 9:45 a.m. Facing north. Pasture 16. ASA 125, Plus X film. 35mm lens focal length. Same view as 1932, 1935, and 1936 photos. Euryops removal in 1999 is apparent because plants present in 1998 photo are missing. M. McClaran.

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122_2_2007_03 MAR 2007 2

Photo Archive No. 122.2.2007.03

PS. 122. 21 March 2007. Facing north, Azimuth 10. Pasture 16. Gravelly Ridge Study Area. Elevation 937 m. ISO 100, 35mm focal length, Canon 5D Digital Camera. Witness present, camera above witness. Ocotillo present. Blue paloverde right midground, whitethorn acacia center midground. Mesquite alive center right midground. Celtis midground right. Cholla present. Ephedra midground right. Small shrubs Krameria dominant with Calliandra. Lehmann lovegrass and slender grama grasses. Windy and cloudy conditions. Compared to 2000, more grass now. M. McClaran photographer, A. Nafus assistant.

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122_2_2010_03 MAR 2010 2

Photo Archive No. 122.2.2010.03

PS. 122. 15 March 2010 12:40 PM. Facing north, Azimuth 30. Pasture 16. Gravelly Ridge Study Area. Elevation 927 m. ISO 100, 35mm focal length, Canon 5D Mark II Digital Camera. Witness present, camera above witness. Ocotillo present. Blue paloverde right midground, whitethorn acacia center midground. Mesquite alive center right midground. Celtis midground right. Cholla present. Ephedra midground right. Small shrubs Krameria dominant with Calliandra. Lehmann lovegrass and slender grama grasses. Windy conditions. Compared to 2007, the left acacia is smaller now. M. McClaran photographer, A. Dalke assistant.

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122_2_2016_03 MAR 2016 2

Photo Archive No. 122.2.2016.03

PS. 122. 13 March 2016 12:13 PM. Facing north, Azimuth 30. Pasture 16. Gravelly Ridge Study Area. Elevation 927 m. ISO 100, 35mm focal length, Canon 5D Mark II Digital Camera. Witness present, camera above witness. Ocotillo present. Blue paloverde right midground, whitethorn acacia center and right midground. Mesquite alive center right midground. Mesquite alive, and of the far distant plants near fence, the one of the left is alive, middle plant is dead, and right plant is alive; and the tall mesquite branch in the center background above the palo verde is alive. Celtis midground right. Cholla present. Ephedra midground right. Small shrubs Krameria dominant with Calliandra, janusia and senna. Lehmann lovegrass and slender grama, rothrock grama, cottontop, setaria, and three awn grasses. Windy conditions. Compared to 2010, one ocotillo in midground has died. M. McClaran photographer, K. Hawkes and D. Landreville assistants.

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Last updated - June 2016
Mitchel McClaran - mcclaran@u.arizona.edu