Santa Rita Experimental Range
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Photo Station #132



132_1_1937_08 AUG 1937 1

Photo Archive No. 132.1.1937.08

PS. 132. 11 August 1937. Past. 3. Plot 108b. Mesquite and burroweed cut and scattered winter of 1936-1937. Cactus left standing. An excellent stand of annual grasses with a few perennials. View from SW corner looking to NE. Perm No. 357823. C-108.

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132_1_1948_06 JUN 1948 1

Photo Archive No. 132.1.1948.06

PS. 132. June 1948. Repeat photo of C108 area 108B. Pve grubbed and brush scattered in Spring 1937. Afr has come in heavily, cholla has increased somewhat. Grass density has increased. Agl, Bro, Tca, and others. w/k2 filter. Culley photographer.

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132_1_2003_04 APR 2003 1

Photo Archive No. 132.1.2003.04

PS. 132. 11 April 2003. Facing northeast. Film ASA 100 Plus X, 35mm focal length, Olympus OM-1 Camera. Negatives 8-10. All visible mesquite leaves are from 2002. Dominant grass is Lehmann lovegrass, some bush muhly under mesquite, some threeawns in open areas. Shrubs are snakeweed and burroweed. M. McClaran photographer, S. McClaran assistant.

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132_1_2007_03 MAR 2007 1

Photo Archive No. 132.1.2007.03

PS. 132. 12 March 2007. Facing eastnortheast, Azimuth 75. Pasture 3. Elevation 1010 m. ISO 100, 35mm focal length, Canon 5D Digital Camera. Witness post present, camera above. Mesquite alive. Prickly pear, and cholla cacti. Celtis far left background. Cottontop tall grass in prickly pear and beneath mesquite, and scattered in open areas. Burroweed struggling and many dead. Setaria beneath large mesquite center midground, with some bush muhly. Bouteloua aristidoides common in open, with some bush muhly. Pulled 3 buffelgrass in area, no others found. Compared to 2003, much less grass. M. McClaran photographer, no assistant.

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132_1_2011_03 MAR 2011 1

Photo Archive No. 132.1.2011.03

PS. 132. 15 March 2011. 12:40 PM. Facing east-northeast, Azimuth 80. Pasture 3. Elevation 980 m. ISO 100, 35mm focal length, Canon 5D Mark II Digital Camera. Witness post present, camera above. Mesquite alive. Prickly pear, and cholla cacti. Cottontop and Lehmann lovegrass in prickly pear, cottontop beneath mesquite, and scattered in open areas. Setaria beneath large mesquite center midground, with some bush muhly. Bouteloua aristidoides common in open. One buffelgrass to right of photo, no others found. Compared to 2007, many small burroweed plant and prickly pear condition has declined. M. McClaran photographer, A. Dalke assistant.

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132_2_1937_03 MAR 1937 2

Photo Archive No. 132.2.1937.03

PS. 132. 31 March 1937. Mesquite and burroweed cleared areas near Encl. No. 20. In Past. No. 3. General view of the cleared area, showing cactus in the foreground and a few scattered clumps of Ad may be recognized in the immediate foreground. Soil is loose and sandy and should erode easily under cleared condition. Perm No. C-6.

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132_2_1948_06 JUN 1948 2

Photo Archive No. 132.2.1948.06

PS. 132. June 1948. Repeat photo of C6 area 108. Area cleared of Pve and Afr in apring 1937. Afr has come in heavily, cholla has increased, grass density has increased but is still low. Agl, Bro, Tca, and others. w/o filter. Photographer Culley. A48-99.

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132_2_1960_04 APR 1960 2

Photo Archive No. 132.2.1960.04

PS. 132. 15 April 1960. 10H3b.

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132_2_2007_03 Mar 2007 2

Photo Archive No. 132.2.2007.03

PS. 132. 12 March 2007. Facing southeast, Azimuth 145. Pasture 3. Elevation 1010 m. ISO 100, 35mm focal length, Canon 5D Digital Camera. Witness post present, camera above. Mesquite alive. Cholla in foreground is dead, but hedgehog is alive. Prickly pear, barrel and cholla cacti. Burroweed struggling and many dead. Some struggling snakeweed. Setaria beneath large mesquite center midground, with some bush muhly. Bouteloua aristidoides common in open. Threeawns, Lehmann lovegrass, Setaria present. Bush muhly and cottontop under mesquite. Pulled 3 buffelgrass in area, no others found. Compared to 2003, much less grass. M. McClaran photographer, no assistant.

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132_2_2011_03 Mar 2011 2

Photo Archive No. 132.2.2011.03

PS. 132. 15 March 2011. 12:50 PM. Facing southeast, Azimuth 150. Pasture 3. Elevation 980 m. ISO 100, 35mm focal length, Canon 5D Digital Camera. Witness post present, camera above. Mesquite alive. Hedgehog at bottom right is dead. Prickly pear, barrel and cholla cacti. Cottontop and Setaria beneath large mesquite center midground, with some bush muhly. Threeawns and Lehmann lovegrass under prickly pear. One buffelgrass to right of photo, no others found. Compared to 2007, less annual grass, perennial grass appears less because recent (last month) grazing defoliated nearly all plants, several small cholla in foreground, and only a few new small burroweed and snakeweed plants. M. McClaran photographer, A. Dalke assistant.

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Last updated - April 2011
Mitchel McClaran - mcclaran@u.arizona.edu