Ft. Collins Science Center

RM-CESU Expertise Directory
USGS Fort Collins Science Center

Fort Collins Science Center 2150 Centre Ave., Bldg. C Fort Collins, CO 80526-8118 Phone 970-226-9301 Fax 970-226-9230 U.S. Geological Survey

Craig Allen Research Ecologist Phone: (505) 672-3861 ext. 541 craig_allen@usgs.gov		Landscape ecology; forest ecology; biogeography; management applications of biological information; fire ecology
Aurthur Allen Wildlife Biologist Phone: (970) 226-9312 art_allen@usgs.gov		USDA conservation policies; agroforestry; forest management; habitat assessment; modeling, grassland management, wildlife habitat management in agricultural ecosystems
Douglas Anderson Research Ecologist Phone: (303) 445-2209 doug_andersen@usgs.gov		Vertebrate ecology; population dynamics; physiology; plant-animal interactions; ecosystems ecology; riparian ecology
Gregor Auble Ecologist Phone: (970) 226-9448 greg_auble@usgs.gov		Riparian ecology
Bruce Baker Research Wildlife Biologist Phone: (970) 226-9414 bruce_baker@usgs.gov		Riparian ecosystems; avian ecology
Jill Baron Research Ecologist Phone: (970) 491-1968 jill_baron@usgs.gov		Biogeochemical cycling; ecosystem ecology, watershed studies, long-term research, integrated assessments, effects of disturbances on natural ecosystems, water resources, and ecosystem modeling
John Bartholow Ecologist Phone: (970) 226-9319 john_bartholow@usgs.gov		Temperature modeling; population modeling; systems analysis; training
Dean Biggins Wildlife Research Biologist Phone: (970) 226-9467 dean_biggins@usgs.gov		Mustelid and ungulate ecology; radio-telemetry; steppe ecosystems in North America and China
Michael Bogan Wildlife Research Biologist Phone: (505) 346-2870 ext. 12 mbogan@usgs.gov; mbogan@unm.edu		Mammals; bats; systematics; curation; scientific collections
Ken Bovee Hydrologist Phone: (970) 226-9320 ken_bovee@usgs.gov		Stream habitat analysis; hydraulic modeling; training
Zack Bowen Ecosystem Dynamics Science Program Director Phone: (970) 226-9218 zack_bowen@usgs.gov		Stream ecology; applied ecology; instream flow; impact analysis; aquatic habitat mapping and modeling
Terry Boyle Ecologist Phone: (970) 491-1452 terence_boyle@usgs.gov		Biological and ecological indicators; ecotoxicology; ecological risk assessment; Index of Biotic Integrity
Karl Brown DOI PPS/GPS Coordinator Phone: (970) 226-.9328 or (303) 202-4240 karl_brown@usgs.gov		Vegetation Mapping, Remote Sensing
Nina Burkardt Social Science Analyst Phone: (970) 226-9275 nina_burkardt@usgs.gov		Institutional analysis; natural resource negotiation; policy analysis; water resource policy
Brian Cade Biological Statistician Phone: (970) 226-9326 brian_cade@usgs.gov		Computer applications; statistics; modeling; wildlife-habitat relations; bird migration
Sharon Campbell Aquatic Ecologist Phone: (970) 226-9331 sharon_g_campbell@usgs.gov		Reservoir ecology; water quality
Jeanette Carpenter Fisheries Biologist Phone: (970) 226-9234 jeanette_carpenter@usgs.gov		Fish habitat analysis; endangered species; energy development impacts on fish and wildlife
Lynne Caughlan Economist Phone: (970) 226-9384 lynne_caughlan@usgs.gov		Regional economic input-output analysis
Geneva Chong Ecologist Phone: (970) 491-5835 ext 263 geneva_chong@usgs.gov		Landscape field ecology, invasive species, fire ecology
Paul Cryan Wildlife Biologist Phone: (505) 277-0868 paul_cryan@usgs.gov		Mammalian ecology, bats, biological surveys, animal physiology, stable isotopes, migration, GIS
Kathy Dean-Bradley Zoologist Phone: (970) 226-9353 kathy_dean-bradley@usgs.gov		Ecology and population biology of amphibians and reptiles
Aaron Douglas Economist Phone: (970) 226-9427 aaron_douglas@usgs.gov		Non-market valuation; riverine resources
Mark Drummond Geographer Phone: (970) 226-9374 madrummond@usgs.gov		Land use and land cover change, Climate change, Remote Sensing, GIS
Laura Ellison Ecologist Phone: (970) 226-9494 laura_ellison@usgs.gov		Inventory and monitoring; mammalogy; wildlife ecology; populatin dynamics; design and analysis of wildlife studies; model selection; bat survey methods
Adrian Farmer Supervisory Wildlife Biologist Phone: (970) 226-9410 adrian_farmer@usgs.gov		Community ecology; habitat modeling; global change; ornithology; bioenergetics
Marshall Flug Research Hydrologist Phone: (970) 226-9391 marshall_flug@usgs.gov		River management; reservoir operations; water resources; decision support systems; multi-criteria decision analysis; tradeoff analysis; multi-purpose conflict management; river hydraulics; hydrology; optimization; simulation; systems analysis; network mod
Jonathon Freidman Hydrologist Phone: (303) 541-3017 jonathan_friedman@usgs.gov		Riparian and wetland ecology; dendrochronology; geomorphology; hydrology; plant community ecology
Doug Gladwin Research Biologist Phone: (970) 226-9492 doug_gladwin@usgs.gov		Wetlands; habitat restoration and enhancement; noise assessment and mitigation
Jerry Godbey Fish and Wildlife Biologist Phone: (970) 226-9460 jerry_godbey@usgs.gov		Radio-telemetry; black-footed ferret behavior and ecology
Sandra Haire Ecologist Phone: (413) 537-6551 sandy_haire@usgs.gov		Landscape ecology, fire ecology, geographic information systems, remote sensing
Dave Hamilton Ecologist Phone: (970) 226-9383 dave_hamilton@usgs.gov		Wetland ecology and management; computer applications
Jim Henriksen Ecologist Phone: (970) 226-9324 jim_henriksen@usgs.gov		Stream ecology, stream habitat analysis, hydraulic modeling, instream flow methods and techniques, salmod production model
John Hogen Biological Technician Phone: (505) 672-3861 ext. 542 john_hogan@usgs.gov		Ecological field work; data collection; data management
Don Hunter Ecologist Phone: (970) 226-9382 don_o_hunter@usgs.gov		International conservation; geographic information systems; remote sensing applications; endangered species
William Iko Wildlife Biologist Phone: (970) 226-9270 bill_iko@usgs.gov		Avian population ecology; raptor biology; avian toxicology; wildlife disease; conservation genetics; stable isotope analysis
Richard Johnson Economist Phone: (970) 226-9434 richard_l_johnson@usgs.gov		Economics; policy analysis; non-market resources; national income accounting procedures
Fritz Knopf Research Wildlife Biologist Phone: (970) 226-9462 fritz_knopf@usgs.gov		Biological diversity; avian ecology
Natasha Kotlier Research Wildlife Biologist Phone: (970) 226-9446 tasha_kotliar@usgs.gov		Avian ecology, fire ecology, ecosystem dynamics, prairie dogs
Berton Lamb Supervisory Administrative Analyst Phone: (970) 226-9314 lee_lamb@usgs.gov		Water resource policy; conflict resolution; institutional analysis; instream flow policy; natural resource negotiation
Bob Milhous Hydrologist Phone: (970) 226-9322 robert_milhous@usgs.gov		Hydraulic modeling; instream flow models; sediment transport; channel dynamics
Gordon Mueller Ecologist Phone: (303) 445-2218 gordon_a_mueller@usgs.gov		Reservoir fisheries; community interactions; telemetry; native fish ecology; hydroacoustics; Colorado River; historical conditions; reintroduction efforts.
Erin Muths Zoologist Phone: (970) 226-9474 erin_muths@usgs.gov		Amphibian and mammalian ecology
Ron Osborn Wildlife Biologist Phone: (970) 226-9380 ron_osborn@usgs.gov		Population and community ecology; multimedia and GIS applications; systems development and interface design
Thomas O'Shea Supervisory Wildlife Research Biologist Phone: (970) 226-9397 tom_o'shea@usgs.gov		Mammalogy; bats; conservation biology; administration
Sara Oyler-McCrance Conservation Geneticist Phone: (303) 871-3535 sara_oyler-mccance@usgs.gov		Conservation Genetics, Avian Ecology, GIS, Population Modelling
Phadrea Ponds Wildlife Biologist Phone: (970) 226-9445 phadrea_ponds@usgs.gov		Human dimensions in wildlife management
Cindy Romatnik Museum Specialist (Zoology) Phone: (505) 277-5369 ramotnik@usgs.gov		Collection management; small mammals; plethodontid salamanders
Jason Ransom Biological Science Tech (Wild Horse Crew Leader) Phone: (970) 226-9321 jason_ransom@usgs.gov		Wild Horses, Ecosystem Dynamics, Animal Behavior, Predator Ecology
Gordon Rodda Zoologist Phone: (970) 226-9471 gordon_rodda@usgs.gov		Reptile sampling techniques; behavior and ecology of reptiles and amphibians; snake management
James Roelle Supervisory Fish and Wildlife Biologist Phone: (970) 226-9435 butch_roelle@usgs.gov		Population dynamics; modeling; riparian ecology; computer applications
Janet Ruth Research Ecologist Phone: (505) 346-2870 ext. 14 janet_ruth@usgs.gov		Avian ecology; migratory birds; riparian birds; grassland birds; desert grassland ecosystems; avian conservation; Partners in Flight
James Sartoris Civil Engineer Phone: (303) 445-2230 james_j_sartoris@usgs.gov		Constructed wetlands; water quality; aquatic ecology; engineering limnology
Kate Schoenecker Ecologist Phone: (970) 226-9329 kate_schoenecker@usgs.gov		Population ecology of ungulates; bighorn sheep and elk ecology and behavior; human effects on wildlife, particularly noise effects; Effects of ungulate herbivory on nitrogen processes.
Rick Schroeder Wildlife Biologist Phone: (970) 226-9417 rick_schroeder@usgs.gov		Habitat modeling; wildlife-habitat relationships; National Wildlife Refuge Comprehensive Conservation Planning
Mike Scott Ecologist Phone: (970) 226-9475 mike_l_scott@usgs.gov		Riparian and wetland ecology; dendrochronology; botany; forest ecology
James Sedgwick Research Wildlife Biologist Phone: (970) 226-9466 jim_sedgwick@usgs.gov		Avian ecology; natural history; avian taxonomy; Empidonax flycatchers
Natalie Sexton Technical Writer Phone: (970) 226-9313 natalie_sexton@usgs.gov		Natural resource planning; human dimensions of natural resources
Pat Shafroth Ecologist Phone: (970) 226-9327 pat_shafroth@usgs.gov		Riparian and wetland ecology; botany; dendrochronology; invasive species ecology
Francis Singer Research Wildlife Biologist Phone: (970) 491-7056 francis_singer@usgs.gov		Large mammals population dynamics; conservation biology; ungulate herbivory; census techniques for ungulates; mammalian predator dynamic
Susan Skagen Research Wildlife Biologist Phone: (970) 226-9461 susan_skagen@usgs.gov		Migration ecology; avian ecology; shorebirds; conservation biology
Thomas Stanley Research Wildlife Biologist Phone: (970) 226-9360 tom_stanley@usgs.gov		Quantitative population ecology; statistical modeling; model selection; avian ecology; small mammal ecology
Tom Stohlgren Ecologist Phone: (970) 491-1980/xt 262 tom_stohlgren@usgs.gov		Global change research coordinator; forest ecology; sampling techniques and design; resource inventory and monitoring
Robert Stottlemeyer Research Ecologist Phone: (970) 498-1017/xt 236 robert_stottlemyer@usgs.gov		Ecosystem and watershed issues in parks
Jonathan Taylor Research Social Scientist Phone: (970) 226-9438 jonathan_taylor@usgs.gov		Natural resource negotiation; human perceptions of natural resources
Jim Terrel Supervisory Fish and Wildlife Biologist Phone: (970) 226-9416 jim_terrell@usgs.gov		Modeling fish and wildlife habitat relations
Joan Thullen Botanist Phone: (303) 445-2212 joan_thullen@usgs.gov		Aquatic plants; wetland ecology; treatment wetland creation and restoration; aquatic plant-water-soil-macroinvertebrate interactions; aquatic plant management; aquatic pest management
Ernest Valdez Wildlife Biologist Phone: (505) 346-2870 ext. 13 ernie@usgs.gov		Mammals; biological surveys; systematic collections
Mark Vandever Subject Matter Specialist I Phone: (970) 226-9264 mark_vandever@usgs.gov		USDA conservation policies; Grassland management
Terry Waddle Hydrologist Phone: (970) 226-9386 terry_waddle@usgs.gov		Reservoir operations and water routing models; river hydraulics; training
Raymond Watts Research Physical Scientist Phone: (970) 226-9378 rwatts@usgs.gov		Spatial analysis and applied mathematics
Sam Williamson Ecologist Phone: (970) 226-9362 sam_williamson@usgs.gov		Fish population dynamics; cumulative impacts; systems analysis; training
Linda Zeigenfuss Ecologist Phone: (435) 789-0555 linda_zeigenfuss@usgs.gov		Ungulate herbivory and ungulate-plant interactions.
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