Santa Rita Experimental Range Website:
Long-term Transect and Spatial Data; Repeat Photography
Update Log
Date Section or Data Set
02-14-2002
02-14-2002
Update Log
Spatial Data
02-14-2002 SRER Digital Database: User's Guide
02-14-2002
02-14-2002
08-20-2002
08-20-2002
10-03-2002
10-31-2002
03-04-2003
03-04-2003
06-04-2003
06-04-2003
08-04-2003
08-04-2003
08-04-2003
08-04-2003
08-04-2003
08-05-2003
Instructions for citation …
Precipitation
Precipitation
Precipitation
SRER Digital Database: User’s Guide
Precipitation
Precipitation
Precipitation
Repeat Photography
Precipitation
Precipitation
Precipitation
Repeat Photography
Repeat Photography
On-going Long-Term Measurements
Spatial Data
03-02-2004 On-going Long-term Measurements
Revision
Added link to an Update Log (this table) listing updates to the database.
Updated "Description of Content" in metadata for Water tanks, Metal water rims, and Water wells.
Replaced "In review" version with version submitted for publication after reviews.
Added section with instructions for citation and acknowledgement.
Added August-November 2001 measurements for 24 stations.
Added December 2001 measurements for 24 stations.
Added January-May 2002 measurements for 24 stations.
Posted final pdf file of published report.
Added June-August 2002 measurements for 24 stations.
Added September-December 2002 measurements for 24 stations.
Added January 2003 measurements for 24 stations.
Corrected date of first photo for PS 231.2 from 1903 to April 1905.
Corrected January measurement for PARKE, NE, DESRI stations.
Added February-March 2003 measurements for 24 stations.
Updated UTM coordinates for 24 stations in rainstautm.txt.
Revised UTM coordinates for PS045, PS111, PS148, PS224, PS231,
PS233; added coordinates for PS132, PS134, PS149 in psutm.txt.
Added photos taken in April, 2003 for PS045, PS111, PS148, PS224,
PS231, PS233.
Corrected mesquite (PRVE) cover values of zero (0.0) in year 2000 on transects 321 (2N-11E) and 340 (3-08W).
Replaced 1996 NRCS Soil Survey coverage with new soils.e00 coverage dated 6-10-2003; metadata and soil descriptions files have not been revised.
Added cover and density values recorded in 2003; updated
Measurement Protocols, Publications, Layout files, and Notes files.

04-12-2004
04-12-2004
04-25-2004
05-10-2004
08-15-2004
11-15-2004
11-15-2004
11-15-2004
On-going Long-term Measurements
Precipitation
On-going Long-term Measurements
On-going Long-term Measurements
On-going Long-term Measurements
Precipitation
Study FSRM 1706-25
Study FSRM 1706-25
11-15-2004 Study FSRM 1706-25
11-15-2004
11-15-2004
12-29-2004
01-12-2005
04-15-2005
11-08-2005
01-24-2006
01-25-2006
Study FSRM 1706-25
Study FSRM 1706-25
On-going Long-term Measurements
Precipitation
Precipitation
Precipitation
On-going Long-term Measurements
On-going Long-term Measurements
03-02-2006
04-11-2006
Precipitation
On-going Long-term Measurements
Corrected mesquite (PRVE) cover value of zero (0.0) in year 1991 on transect 397 (6B-01E).
Added April 2003-March 2004 measurements for 24 stations.
Corrected values for forb species in year 2003 on all transects.
Added data for grazing seasons 2000/01, 2001/02, 2002/03, & 2003/04 to grazinghistory_lt.doc.
Corrected mesquite (PRVE) cover value of 9.5 in year 1975 on transect
302 (2N-01W) to 95.0.
Added April 2004-October 2004 measurements for 24 stations.
Added document explaining corrections to FSRM 1706-25 Study Plan.
Replaced the ‘Cover data for 1975, 1978, 1981, and 1984’ Excel data file with a corrected version (see the ‘Corrections to Study Plan’ document).
Replaced the ‘Density data for 1972, 1975, 1978, 1981, and 1984’ Excel data file with a corrected version (see the ‘Corrections to Study Plan’ document).
Replaced the ‘Production data for 1972-1975’ Excel data file with a corrected version (see the ‘Corrections to Study Plan’ document).
Replaced the ‘UTM coordinates of transects’ file with a corrected version (see the ‘Corrections to Study Plan’ document).
Corrected timing of grazing for 1996/97 in Pasture 2S(W) in grazinghistory_lt.doc.
Added November 2004-December 2004 measurements for 24 stations.
Added January 2005-March 2005 measurements for 24 stations.
Added April 2005-October 2005 measurements for 24 stations.
Uploaded new cover and density Excel, layout, and notes files incorporating information on transects burned in a June 1994 fire.
Corrected the value for one transect in the “1994 BURN” column in the cover and density Excel files; revised the cover and density notes files to reflect that 23 (not 22) transects were burned in the June 1994 fire.
Added November 2005-January 2006 measurements for 24 stations; updated precipnotes.txt file.
Added cover and density values recorded in 2006; updated
Measurement Protocols, Layout files, and Notes files.

04-11-2006
04-11-2006
09-21-2006
12-15-2006
01-09-2007
03-21-2007
04-09-2007
05-07-2007
07-03-2007
07-16-2007
09-06-2007
10-09-2007
12-14-2007
01-09-2008
01-09-2008
02-11-2008
03-12-2008
06-09-2008
07-02-2008
08-06-2008
08-06-2008
08-11-2008
09-08-2008
10-06-2008
11-14-2008
11-14-2008
12/14/2008
On-going Long-term Measurements
Plant Species Names
On-going Long-term Measurements
Precipitation
Precipitation
Precipitation
Precipitation
Precipitation
Precipitation
Precipitation
Precipitation
Precipitation
Precipitation
Precipitation
Livestock Grazing History
Precipitation
Precipitation
Precipitation
Precipitation
Spatial Data
Spatial Data
Precipitation
Precipitation
Precipitation
Precipitation
Spatial Data
Precipitation
Updated UTM coordinates for 17 transects: Unique IDs 93-113-127-
135-161-162-166-170-220-223-224-236-331-337-343-379-433.
Added Pennisetum ciliare (PECI) to Code translation, Sorted by genus, and Synonymy text files.
Replaced "UTM coordinates of transects" text file with a completely updated Excel spreadsheet list of coordinates for all 131 transects.
Added February 2006-October 2006 measurements for 24 stations.
Added November-December 2006 measurements for 24 stations.
Added January-February 2007 measurements for 24 stations.
Added March 2007 measurements for 24 stations.
Added April 2007 measurements for 24 stations.
Added May 2007 measurements for 24 stations.
Added June 2007 measurements for 24 stations.
Added July-August 2007 measurements for 24 stations.
Added September 2007 measurements for 24 stations.
Added October-November 2007 measurements for 24 stations.
Added December 2007 measurements for 24 stations.
Added link to livestock grazing history on the SRER through 2006/07.
Added January 2008 measurements for 24 stations.
Added February 2008 measurements for 24 stations.
Added March-May 2008 measurements for 24 stations.
Added June 2008 measurements for 24 stations.
Archived SRER coverages (.e00 export files) and metadata under a new
“Archived Spatial Data (2001-2008)” link.
Uploaded and linked new SRER shapefiles, DOQQs, DEMs, and metadata; updated Download Instructions.
Added July 2008 measurements for 24 stations.
Added August 2008 measurements for 24 stations.
Added September 2008 measurements for 24 stations.
Added October 2008 measurements for 24 stations.
Uploaded and linked new soil and rangesite shapefiles and added link to
“survey text” for both.
Added November 2008 measurements for 24 stations.

12/14/2008
01/21/2009
01/21/2009
02/04/2009
03/09/2009
04/12/2009
5/31/2009
5/31/2009
5/31/2009
6/4/2009
6/22/2009
7/08/2009
8/23/2009
9/10/2009
10/19/2009
12/17/2009
12/17/2009
01/19/2010
02/03/2010
03/15/2010
04/26/2010
05/26/2010
06/09/2010
06/14/2010
07/06/2010
08/04/2010
09/19/2010
10/13/2010
01/18/2011
01/18/2011
02/16/2011
Livestock Grazing History
Precipitation
Repeat Photography
Precipitation
Precipitation
Precipitation
Precipitation
On-going Long-term Measurements
Historical Research Digital Archive
On-going Long-term Measurements
Precipitation
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Precipitation
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Livestock Grazing History
Precipitation
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On-going Long-term Measurements
Precipitation
Precipitation
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Precipitation
Precipitation
Livestock Grazing History
Precipitation
Added link to livestock grazing history on the SRER through 2007/08.
Added December 2008 measurements for 24 stations.
Updated list of UTM coordinates for repeat photography stations.
Added January 2009 measurements for 24 stations.
Added February 2009 measurements for 24 stations.
Added March 2009 measurements for 24 stations.
Added April 2009 measurements for 24 stations.
Added cover and density values recorded in 2009; updated
Measurement Protocols, Layout files, and Notes files.
Added link to digital archive of historical research performed on the
SRER between 1916 and 1954.
Updated "UTM coordinates of transects" Excel file.
Added May 2009 measurements for 24 stations.
Added June 2009 measurements for 24 stations.
Added July 2009 measurements for 24 stations.
Added August 2009 measurements for 24 stations.
Added September 2009 measurements for 24 stations.
Added October and November 2009 measurements for 24 stations.
Added link to livestock grazing history on the SRER through 2008/09.
Added December 2009 measurements for 24 stations.
Added January 2010 measurements for 24 stations.
Added February 2010 measurements for 24 stations.
Added March 2010 measurements for 24 stations.
Added April 2010 measurements for 24 stations.
Added May 2010 measurements for 24 stations.
Replaced cover data file with updated version.
Added June 2010 measurements for 24 stations.
Added July 2010 measurements for 24 stations.
Added August 2010 measurements for 24 stations.
Added September 2010 measurements for 24 stations.
Added October-December 2010 measurements for 24 stations.
Added link to livestock grazing history on the SRER through 2009/10.
Added January 2011 measurements for 24 stations.

04/07/2011 Repeat Photography
06/20/2011
07/06/2011
08/09/2011
10/07/2011
11/14/2011
12/13/2011
01/11/2012
01/11/2012
03/14/2012
03/19/2012
04/16/2012
05/15/2012
06/19/2012
06/19/2012
06/19/2012
07/10/2012
08/20/2012
08/22/2012
09/12/2012
Precipitation
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On-going Long-term Measurements
Livestock Grazing History
Precipitation
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Precipitation
On-going Long-term Measurements
Plant Species Names
Precipitation
Precipitation
Plant Species Names
On-going Long-term Measurements
09/13/2012
10/10/2012
11/28/2012
12/13/2012
01/07/2013
01/09/2013
Precipitation
Precipitation
Precipitation
Precipitation
Precipitation
Livestock Grazing History
Added photos taken in March, 2011 for PS053, PS081, PS083, PS112,
PS114, PS131, PS132, PS133, PS134, PS148, PS149, PS150, PS229,
PS230, PS244, PS 245, PS246, PS247, PS249, PS254, PS255, PS256,
PS279, and PS 293.
Added February-May 2011 measurements for 24 stations.
Added June 2011 measurements for 24 stations.
Added July 2011 measurements for 24 stations.
Added August-September 2011 measurements for 24 stations.
Added October 2011 measurements for 24 stations.
Added November 2011 measurements for 24 stations.
Added December 2011 measurements for 24 stations.
Replaced density data file with revised version.
Added link to livestock grazing history on the SRER through 2010/11.
Added January-February 2012 measurements for 24 stations.
Added March 2012 measurements for 24 stations.
Added April 2012 measurements for 24 stations.
Added May 2012 measurements for 24 stations.
Added cover and density values recorded in 2012; removed link to
Publications Using Long-term Data (replaced by Recent Publications).
Added updated files for Code translation and Sorted by genus.
Added June 2012 measurements for 24 stations.
Added July 2012 measurements for 24 stations.
Posted updated Synonymy text file that designates Haplopappus laricifolius (HALA) as a synonym for Ericameria laricifolia (ERLA12).
Added fetch data (2009-2012), grass basal diameter and biomass data
(2009-2012), Ecological Site Designations, and updated UTM coordinates, notes, and layout files for the long-term transects.
Added August 2012 measurements for 24 stations.
Added September 2012 measurements for 24 stations.
Added October 2012 measurements for 24 stations.
Added November 2012 measurements for 24 stations.
Added December 2012 measurements for 24 stations.
Added link to livestock grazing history on the SRER through 2011/12.

03/21/2013
04/16/2013
04/26/2013
05/15/2013
06/12/2013
06/12/2013
06/12/2013
06/12/2013
06/19/2013
08/13/2013
09/17/2013
10/24/2013
11/06/2013
12/11/2013
12/15/2013
01/08/2014
01/14/2014
02/06/2014
03/05/2014
04/14/2014
05/06/2014
06/16/2014
07/14/2014
08/25/2014
08/25/2014
09/05/2014
Precipitation
Precipitation
Livestock Grazing History
Precipitation
Spatial Data
Spatial Data
Spatial Data
Spatial Data
Precipitation
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Precipitation
Precipitation
Precipitation
Livestock Grazing History
On-going Long-term Measurements
Precipitation
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On-going Long-term Measurements
Precipitation
Added January-February 2013 measurements for 24 stations.
Added March 2013 measurements for 24 stations.
Revised this section and added new spreadsheets; added new section
“Comparison of Planned Livestock Use and Actual Use Since 2006.”
Added April 2013 measurements for 24 stations.
Replaced the ArcMap shapefiles for New fences , New Pastures , and
Roads with updated shapefiles; added new shapefile “USDA-ARS instrumented watersheds.”
Replaced shapefile for Rain station locations with updated shapefile and changed name to “Active rain gauges.”
Replaced shapefile for Transect locations for Long-term Data with updated shapefile and changed name to “On-going Long-term
Measurement Transects.”
Added kmz file of spatial data and descriptions and sources of the individual kml files for Google Earth users.
Added May 2013 measurements for 24 stations.
Added June & July 2013 measurements for 24 stations.
Added August 2013 measurements for 24 stations.
Added September 2013 measurements for 24 stations.
Added October 2013 measurements for 24 stations.
Added November 2013 measurements for 24 stations.
Added link to livestock grazing history on the SRER through 2012/13.
Added link to transect photo viewer tool.
Added December 2013 measurements for 24 stations.
Added January 2014 measurements for 24 stations.
Added February 2014 measurements for 24 stations.
Added March 2014 measurements for 24 stations.
Added April 2014 measurements for 24 stations.
Added May 2014 measurements for 24 stations.
Added June 2014 measurements for 24 stations.
Added July 2014 measurements for 24 stations.
Revised range of years for which photographs are available.
Added August 2014 measurements for 24 stations.

09/16/2014
10/08/2014
11/04/2014
12/04/2014
01/05/2015
02/06/2015
03/04/2015
04/06/2015
05/17/2015
06/09/2015
07/06/2015
07/06/2015
08/05/2015
08/27/2015
09/04/2015
10/12/2015
11/03/2015
11/23/2015
12/28/2015
01/07/2016
02/08/2016
03/11/2016
04/12/2016
05/05/2016
Livestock Grazing History
Precipitation
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On-going Long-term Measurements
Precipitation
On-going Long-term Measurements
Precipitation
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Livestock Grazing History
Precipitation
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Precipitation
Added link to livestock grazing history on the SRER through 2013/14.
Added September 2014 measurements for 24 stations.
Added October 2014 measurements for 24 stations.
Added November 2014 measurements for 24 stations.
Added December 2014 measurements for 24 stations.
Added January 2015 measurements for 24 stations.
Added February 2015 measurements for 24 stations.
Added March 2015 measurements for 24 stations.
Added April 2015 measurements for 24 stations.
Added May 2015 measurements for 24 stations.
Added June 2015 measurements for 24 stations.
Added cover and density values recorded in 2015.
Added July 2015 measurements for 24 stations.
Added 2015 grass basal diameter and biomass data for the long-term transects.
Added August 2015 measurements for 24 stations.
Added September 2015 measurements for 24 stations.
Added October 2015 measurements for 24 stations.
Added link to livestock grazing history on the SRER through 2014/15.
Added November 2015 measurements for 24 stations.
Added December 2015 measurements for 24 stations.
Added January 2016 measurements for 24 stations.
Added February 2016 measurements for 24 stations.
Added March 2016 measurements for 24 stations.
Added April 2016 measurements for 24 stations.