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Robert T. Ourso Title: Biologist Address: 4210 University Dr., Anchorage, AK 99508-4626 Phone: (907) 786-7148 Fax: (907) 786-7150 Email: rtourso@usgs.gov

M.S.	1999	Texas State University, San Marcos, TX	Aquatic Biology
B.S.	1995	University of Texas, Austin, TX	Zoology

Ecology of benthic invertebrates and algae; streambed particle classification; quantification of urban/rural interface thresholds. Current research is directed toward landscape modeling and informatics.

1999-Present	Stream Ecologist, USGS Alaska Science Center, Water Office, Anchorage, AK
1997-1999	Stream Ecologist, USGS Texas Science Center, Water Office, Austin, TX
1995-1997	Stream Ecologist and System Administrator, Edwards Aquifer Research and Data Center, San Marcos, TX
1992-1995	Research Assistant (Entomologist), Brackenridge Field Lab, Austin, TX

American Fisheries Society, 1995-present
North American Benthological Society, 1990-present

Tri Beta Biological Honor Society, 1995-1998, Academic Achievement
Richan Aquatic Biology Award, 1997, Aquatic Biology Graduate

Glass, R.L., Brabets, T.P., Frenzel, S.A., Whitman, M.S., and Ourso, R.T., 2004, Water Quality in the Cook Inlet Basin Alaska, 1998-2001, U.S. Geological Survey Water Resources Circular 1240, p. 32.

Ourso, R.T., and Frenzel, S.A., 2003, Identification of linear and threshold responses in streams along a gradient of urbanization in Anchorage, AK. Hydrobiologia, v. 501, p. 117-131.

Whitman, M.S., Moran, E.H., and Ourso, R.T., 2003, Photographic technique for characterizing streambed particle sizes, Transactions of the American Fisheries Society, v. 132, p. 605-610.

Ourso, R.T., 2001, Effects of urbanization on benthic macroinvertebrate communities in streams, Anchorage, Alaska: U.S. Geological Survey Water-Resources Investigations Report 01-4278 [Web only, Abstract and link to full report]

Ourso, R.T., and Hornig, C.E., 1999, Stream and aquifer biology of south-central Texas : a literature review, 1973-97, U.S. Geological Survey Open-File report, 99-24, p. 38.

Cederberg, J.R. Ging, P.B. and Ourso R.T., 1998, Monitoring of selected water-quality constituents near the freshwater/saline-water interface of the Edwards Aquifer, July 1996–December 1997, U.S. Geological Survey Fact Sheet, FS-98-103.

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