Literature Cited Comal Springs Invertebrates Critical Habitat Revision

Arsuffi, T.L. 1993. Status of the Comal Springs riffle beetle (Heterelmis comalensis Boss, Tuff and Brown), Peck’s cave amphipod (Stygobromus pecki Holsinger), and the Comal Springs dryopid beetle (Stygoparnus comalensis Barr and Spangler) from central Texas. Technical. Report. U.S. Fish and Wildlife Service, Austin, TX.

Barr, C.B. 1993. Survey for two Edwards Aquifer invertebrates: Comal Springs dryopid beetle Stygoparnus comalensis Barr and Spangler (Coleoptera: Dryopidae) and Peck’s cave amphipod Stygobromus pecki Holsinger (Amphipoda: Crangonyctidae). Techical. Report. U.S. Fish and Wildlife Service., Austin, TX.

Barr, C.B., and P.J. Spangler. 1992. A new genus and species of stygobiontic dryopid beetle, Stygoparnus comalensis (Coleoptera: Dryopidae), from Comal Springs, Texas. Proc. Biol. Soc. Wash. 105(1):40–54.

Bio-West. 2001. Comprehensive and critical period monitoring program to evaluate the effects of variable flow on biological resources in the Comal Springs/River aquatic ecosystem. Final 2001 Annual Report Edwards Aquifer Authority, San Antonio, TX.

Bio-West. 2002a. Comal Springs riffle beetle habitat and population evaluation. Final Rep. Edwards Aquifer Authority, San Antonio, TX.

Bio-West. 2002b. Comprehensive and critical period monitoring program to evaluate the effects of variable flow on biological resources in the Comal Springs/River aquatic ecosystem. Final 2002 Annual Report Edwards Aquifer Authority, San Antonio, TX.

Bio-West. 2003. Comprehensive and critical period monitoring program to evaluate the effects of variable flow on biological resources in the Comal Springs/River aquatic ecosystem. Final 2003 Annual Report Edwards Aquifer Authority, San Antonio, TX.

Bio-West. 2004. Summary of 2004 sampling efforts related to USFWS permit number TE 0371155. 12 pp.

Bio-West. 2005. Summary of 2005 sampling efforts related to USFWS permit number TE 0371155. 24 pp.

Bio-West. 2006. Comprehensive and critical period monitoring program to evaluate the effects of variable flow on biological resources in the Comal Springs/River aquatic ecosystem. Final 2006 Report Edwards Aquifer Authority, San Antonio, TX.

Bio-West. 2009. Summary of 2008 sampling efforts related to USFWS permit number TE 0371155. 12 pp.

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Bosse, L.S., D.W. Tuff, and H.P. Brown. 1988. A new species of Heterelmis from Texas (Coleoptera: Elmidae). Southwestern Naturalist 33(2):199–203.

Bowles, D.E., C.B. Barr, and R. Stanford. 2003. Habitat and phenology of the endangered riffle beetle Heterelmis comalensis and a coexisting species, Microcylloepus pusillus, (Coleoptera: Elmidae) at Comal Springs, Texas, USA. Arch. Hydrobiol. 156(3):361-383.

Brown, H.P. 1987. Biology of riffle beetles. Annual Review of Entomology 32:253-273.

Brune, G. 1975. Major and historical springs of Texas. Report 189. Texas Water Development Board, Austin, TX.

Cayan D, M. Dettinger, I. Stewart, and N. Knowles. 2005. Recent changes towards earlier springs: early signs of climate warming in western North America? U.S. Geological Survey, Scripps Institution of Oceanography, La Jolla, California.

Cook E.R., C.A. Woodhouse, C.M. Eakin, D.M. Meko, and D.W. Stahle. 2004. Long-Term Aridity Changes in the Western United States. Science 5 November 2004: Vol. 306 no. 5698. pp. 1015-1018. Published Online 7 October 2004. DOI: 10.1126/science.1102586

Fahlquist, L., and R.N. Slattery. 1997. Water quality assessment of the Comal Springs riverine system, New Braunfels, Texas. USGS Fact Sheet 099-97. U.S. Geol. Surv., San Antonio, TX.

Field, C.B., Daily G.C., Davis F.W., Gaines S, Matson P.A., and M.J, Miller NL. 1999. Confronting climate change in California. Ecological impacts on the Golden State. A report of the Union of Concerned Scientists, Cambridge , Massachusetts, and the Ecological Society of America, Washington, DC.

Fries, J.N., J.R. Gibson, and T. Arsuffi. 2004. Edwards aquifer spring invertebrate survey and captive maintenance: Draft 2003 Annual Report prepared for the U.S. Fish and Wildlife Service, Ecological Services, Austin, TX, [variously paged].

George, W.O. 1952. Geology and ground-water resources of Comal County, Texas. USGS Water-Supply Paper 1138. U.S. Government Printing Office, Washington, DC.

Gibson, J.R. 2012a. Personal communication. Email from Randy Gibson, U.S. Fish and Wildlife Service to Cyndee Watson, U.S. Fish and Wildlife Service conveying comments on the draft proposed rule dated May 8, 2012.

Gibson, J.R. 2012b. Personal communication. Email from Randy Gibson, U.S. Fish and Wildlife Service to Cyndee Watson, U.S. Fish and Wildlife Service dated May 11, 2012.

Gibson, J.R. 2012c. Personal communication. Email from Randy Gibson, U.S. Fish and Wildlife Service to Cyndee Watson, U.S. Fish and Wildlife Service dated April 20, 2012.

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Gibson, J.R. 2012d. Personal communication. Email from Randy Gibson, U.S. Fish and Wildlife Service to Cyndee Watson, U.S. Fish and Wildlife Service dated April 19, 2012.

Gibson, J.R., 2012e. Personal communication. Email from Randy Gibson, U.S. Fish and Wildlife Service to Cyndee Watson, U.S. Fish and Wildlife Service dated July 17, 2012.

Gibson, J.R., S.J. Harden, and J.N. Fries. 2008. Survey and distribution of invertebrates from selected springs of the Edwards Aquifer in Comal and Hays Counties, Texas. Southwestern Naturalist 53(1):74-84.

Golladay S.W, P.G. Gagnon, M. Kearns, and others. 2004. Response of freshwater mussel assemblages (Bivalvia:Unionidae) to a record drought in the Gulf Coast Plain of southwestern Georgia. Journal of North American Benthol Soc 23(3):494-506.

Groeger, A.W., P.E. Brown, T.E. Tietjen, and T.C. Kelsey. 1997. Water quality of the San Marcos River. Texas. J. Sci. 49(4):279-294.

Hannah L. and T.E. Lovejoy. 2003. Climate change and biodiversity: synergistic impacts. Advances in Applied Biodiversity Science 4:1–123.

Hayhoe K., D. Cayan, C.B. Field, P.C. Frumhoff, E.P. Maurer, N.L. Miller, S.C. Moser, S.H. Schneider, K.N. Cahill, E.E. Cleland, L. Dale, R. Drapek, R.M. Hanemann, L.S. Kalkstein, J. Lenihan, C.K. Lunch, R.P. Neilson, S.C. Sheridan, and J.H. Verville. 2004. Emissions pathways, climate change, and impacts on California. Proceedings of the National Academy of Sciences of the United States of America (PNAS). 101(34):12422-12427. Doi: 10.10773/pnas.0404500101.)

Holsinger, J.R. 1967. Systematics, speciation, and distribution of the subterranean amphipod genus Stygonectes (Gammaridae). Bull. U.S. Nat. Museum. 259:1–176.

Holsinger, J.R. 1972. The freshwater amphipod crustaceans (Gammaridae) of North America. USEPA Biota Freshw. Syst. Ident. Manual No. 5. U.S. Gov. Print. Office, Washington, DC.

IPCC. 2007. Climate Change 2007: Synthesis Report. Contribution of Working Groups I, II and III to the Fourth Assessment Report of the Intergovernmental Panel on Climate Change [Core Writing Team, Pachauri, R.K., and A. Reisinger (eds.)]. IPCC, Geneva, Switzerland. 104 pp.

LCRA (Lower Colorado River Authority). 2011. Drought update website at: http://www.lcra.org/water/drought/index.html

Loáiciga, H. A., D. R. Maidment, and J. B. Valdes, 2000, Climate-change impacts in a regional karst aquifer, Texas, USA: Journal of Hydrology, v. 227, no. 1, p. 173-194.

Lovejoy, T.E. 2005. Conservation with a changing climate. Pages 325–328 in T.E. Lovejoy and L. Hannah, editors. Climate change and biodiversity. Yale University Press, New Haven,

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Connecticut.

Mace, R. E., and S. C. Wade, 2008, In hot water? How climate change may (or may not) affect the groundwater resources of Texas: Gulf Coast Association of Geological Societies Transactions, v. 58, p. 655-668.

McLaughlin, J.F., J.J. Hellmann, C.L. Boggs, and P.R. Ehrlich. 2002. Climate change hastens population extinctions. PNAS 99:6070-6074.

RECON Environmental, Inc.; Hicks & Company; Zara Environmental LLC; and BIO-WEST. 2012. Edwards Aquifer Recovery Implementation Program Habitat Conservation Plan. 414 pp. +appendices.

Resh, V.H., D.B. Buckwalter, G.A. Lamberti, and C.H. Eriksen. 2008. Aquatic insect respiration. Pages 39-53 in An Introduction to the Aquatic Insects of North America, 4th Edition (R. W. Merritt, K. W. Cummins, and M. B. Berg, editors). Kendall/Hunt Publishing Company, Dubuque, Iowa.

Slattery, R.N., and L. Fahlquist. 1997. Water-quality summary of the San Marcos Springs riverine system, San Marcos, Texas, July-August 1994. USGS Fact Sheet FS-059-97. U.S. Geol. Surv., San Antonio, TX.

Texas Water Development Board. 2006. Ground water reports. TWDB URL— http://www.twdb.state.tx.us/publications/reports/GroundWaterReports/GWDatabaseReports/ GWdatabaserpt.htm. Accessed March 31, 2006.

U. S. Fish and Wildlife Service (Service). 1996. San Marcos and Comal Springs and Associated Aquatic Ecosystems (Revised) Recovery Plan. U. S. Fish and Wildlife Service, Austin, Texas. 121 pp.

White, W.B. 1988. Geomorphology and hydrology of karst terrains. New York, Oxford University Press.

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