Santa Rita Experimental Range
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Photo Station #231


JUN19482 JUN 1948 1

Photo Archive No. 231.1.1948.06

6-48. A48-117. P.S. 231 first photo looking NE into Ruelas patented land showing heavy stand of Afr and cholla, fair grass stand Bro, Agl, Hco, Ari spp. and others. SRER. Culley. 10H(3)b.

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SEP19512 SEP 1951 1

Photo Archive No. 231.1.1951.09

P.S. 231. B-51-18. Looking north into Past. 15. 35-32-13-3/4". Repeat of A48-117. Bohning, SRER. 14 Sept. 1951.

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APR19621 APR 1962 1

Photo Archive No. 231.1.1962.04

M-783. 4-17-62. SRER, P.S. 231, looking NE.

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MAR19842 MAR 1984 1

Photo Archive No. 231.1.1984.03

PS 231. Azimuth 22. March 29, 1984. RFB. Honeywell Pentax 35mm camera. 35mm WA lens. Kodak FX 135 film. f:11 1/125 20'. 11:40 A.M. Robert F. Buttery.

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FEB19882 FEB 1988 1

Photo Archive No. 231.1.1988.02

PS 231. Az 22. Feb. 16, 1988. RFB. Canon AE-1 camera. 35mm WA lens. f:8 1/125 Inf. 10:30 A.M. Robert F. Buttery.

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MAR19971 MAR 1997 1

Photo Archive No. 231.1.1997.03

PS 231. March 1997. Facing north. Azimuth 22. M. McClaran.

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MAR19991 MAR 1999 1

Photo Archive No. 231.1.1999.03

PS 231. March 1999. Facing north. Azimuth 22. M. McClaran.

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APR20031 APR 2003 1

Photo Archive No. 231.1.2003.04

PS 231. April 16, 2003. Facing north. 100 ASA film. 35 mm lens focal length. Heteropogon contortus larger bunches. Mesquite left foreground, just leafing out; some leaves present from previous summer. Cattle present. M. McClaran.

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19032 APR 1905 2

Photo Archive No. 231.2.1905.04

PS 231. Copy of original photo #3996. A49-181.

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SEP19412 SEP 1941 2

Photo Archive No. 231.2.1941.09

A1940. PS 231. Sept. 1941.

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JUN19480 JUN 1948 2

Photo Archive No. 231.2.1948.06

6-48. A48-114. P.S. 231 repeat of A1940. Not much change in cacti, grass is closely grazed but density appears about the same, chiefly Bro, Agl, Hco, Asp and others. Afr has apparently increased greatly since 1941. SRER. Culley.

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SEP19510 SEP 1951 2

Photo Archive No. 231.2.1951.09

P.S. 231. B-51-16. Looking east along fence. 40-32-13-3/4". Repeat of Griffith 3996. Bohning, SRER. 14 Sept. 1951.

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APR19622 APR 1962 2

Photo Archive No. 231.2.1962.04

M-782. 4-17-62. SRER, P.S. 231, looking SE.

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JUN19752 JUN 1975 2

Photo Archive No. 231.2.1975.06

M1254. PS 231. June 1975.

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MAR19840 MAR 1984 2

Photo Archive No. 231.2.1984.03

PS 231. Azimuth 146. March 29, 1984. RFB. Honeywell Pentax 35mm camera. 35mm WA lens. Kodak FX 135 film. f:11-16 1/125 20'. 11:30 A.M. Robert F. Buttery.

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MAR19902 MAR 1990 2

Photo Archive No. 231.2.1990.03

PS 231. March 23, 1990. Facing southeast. Azimuth 146. Only one of four directions rephotographed this year. M. McClaran.

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SEP19932 SEP 1993 2

Photo Archive No. 231.2.1993.09

PS 231. September 1993. Facing southeast. Azimuth 146. Only one of four directions rephotographed this year. M. McClaran. Color print also available in archive.

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MAR19972 MAR 1997 2

Photo Archive No. 231.2.1997.03

PS 231. March 1997. Facing southeast. Azimuth 146. M. McClaran.

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MAR19992 MAR 1999 2

Photo Archive No. 231.2.1999.03

PS 231. March 1999. Facing southeast. Azimuth 146. M. McClaran.

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APR20032 APR 2003 2

Photo Archive No. 231.2.2003.04

PS 231. April 16, 2003. Facing east. 100 ASA film. 35 mm lens focal length. About half of Heteropogon contortus bunches are dead. Mesquite just leafing out. Cattle present. M. McClaran.

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JUN19481 JUN 1948 3

Photo Archive No. 231.3.1948.06

6-48. A48-115. P.S. 231 first photo looking SW toward Huerfano and showing heavy stand of cacti in 6B also good stand of Afr. Fair stand of grasses Bro, Agl, Hco, Ari spp. and others. SRER. Culley. 10H(3)b.

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SEP19511 SEP 1951 3

Photo Archive No. 231.3.1951.09

PS 231. B-51-17. Looking SW toward Huerfano. 50-45-13-3/4". Repeat of A48-115. Bohning, SRER. 14 Sept. 1951.

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APR19623 APR 1962 3

Photo Archive No. 231.3.1962.04

M-785. 4-17-62. SRER, P.S. 231, looking SW.

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MAR19841 MAR 1984 3

Photo Archive No. 231.3.1984.03

PS 231. Azimuth 248. March 29, 1984. RFB. Honeywell Pentax 35mm camera. 35mm WA lens. Kodak FX 135 film. f:11 1/125 25'. 11:32 A.M. Robert F. Buttery.

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FEB19881 FEB 1988 3

Photo Archive No. 231.3.1988.02

PS 231. Az 248. Feb. 16, 1988. RFB. Canon AE-1 camera. 35mm WA lens. f:8 1/125 Inf. 10:40 A.M. Robert F. Buttery.

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MAR19973 MAR 1997 3

Photo Archive No. 231.3.1997.03

PS 231. March 1997. Facing west. Azimuth 248. M. McClaran.

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MAR19993 MAR 1999 3

Photo Archive No. 231.3.1999.03

PS 231. March 1999. Facing west. Azimuth 248. M. McClaran.

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APR20033 APR 2003 3

Photo Archive No. 231.3.2003.04

PS 231. April 16, 2003. Facing south. 100 ASA film. 35 mm lens focal length. About half of Heteropogon contortus bunches are dead. Only 2 mesquite in view; the remaining trees are blue paloverde. Cattle present. M. McClaran.

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JUN19483 JUN 1948 4

Photo Archive No. 231.4.1948.06

6-48. A48-116. P.S. 231 first photo looking NW toward cholla tank showing heavy stand of cholla and Afr. Fair stand of grass Bro, Agl, Hco, Ari spp. and others. SRER. Culley. 10H(3)b.

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SEP19513 SEP 1951 4

Photo Archive No. 231.4.1951.09

PS 231. B-51-19. Looking west. 50-35-13-3/4". Repeat of A48-116. Bohning, SRER. 14 Sept. 1951.

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APR19624 APR 1962 4

Photo Archive No. 231.4.1962.04

M-784. 4-17-62. SRER, P.S. 231, looking NW.

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MAR19843 MAR 1984 4

Photo Archive No. 231.4.1984.03

PS 231. Azimuth 315. March 29, 1984. RFB. Honeywell Pentax 35mm camera. 35mm WA lens. Kodak FX 135 film. f:11-16 1/125 20'. 11:36 A.M. Robert F. Buttery.

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FEB19883 FEB 1988 4

Photo Archive No. 231.4.1988.02

PS 231. Az 315. Feb. 16, 1988. RFB. Canon AE-1 camera. 35mm WA lens. f:8 1/125 Inf. 10:45 A.M. Robert F. Buttery.

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MAR19974 MAR 1997 4

Photo Archive No. 231.4.1997.03

PS 231. March 1997. Facing northwest. Azimuth 315. M. McClaran.

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MAR19994 MAR 1999 4

Photo Archive No. 231.4.1999.03

PS 231. March 1999. Facing northwest. Azimuth 315. M. McClaran.

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APR20034 APR 2003 4

Photo Archive No. 231.4.2003.04

PS 231. April 16, 2003. Facing west. 100 ASA film. 35 mm lens focal length. Occasional dead Heteropogon contortus bunches. Small mesquite in right foreground; large trees are blue paloverde. Some Digitaria californica under large paloverdes. Cattle present. M. McClaran.

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Last updated - 17 July 2003
Mitchel McClaran - mcclaran@u.arizona.edu