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Phaedra Budy

Research Publications

  • Budy, P. and J. Gaeta. 2018. Brown trout as an invader: A Synthesis of Problems and Perspectives in Western North America. Invited Chapter 12.1 in: The Brown Trout Salmo trutta L.: A primer on a paradigmatic species. Editors: Javier Lobón-Cerviá & Nuria Sanz Ball.llosera. Wiley. USGS FSP: IP-058204 Abstract | 
  • Meredith, C. P. Budy, and J Schmidt. 2018. Investigating scour depths in relation to patterns of spawning brown trout and the changing physical template of a mountain river. Submitted to River Research and Applications, 28 December, 2017. USGS FSP: Abstract | 
  • Heredia, N. and P. Budy. 2018. Trophic ecology of Lahontan Cutthroat Trout Oncorhynchus Clarkii Henshawi: historical predator-prey interaction supports native apex predator in unique desert lake. Transactions of the American Fisheries Society. 147:842–854, DOI: 10.1002/tafs.1006. USGS FSP: IP-066465. Abstract | 
  • Laub, B.G., G.P. Thiede, W.W. MacFarlane, and P. Budy. 2018. Evaluating the conservation potential of tributaries for native fish in the Upper Colorado River Basin. Fisheries, Feature Article 43:194-206. DOI: 10.1002/fsh.10054. USGS IP: 081178.
  • Klobucar, S.L., J.W. Gaeta, and P. Budy. 2018. A changing menu in a changing climate: using experimental and long-term data to predict invertebrate prey biomass and availability in arctic lakes. Freshwater Biology 2018:1-13. DOI: 10.1111/fwb.13162. USGS FSP: IP-087907.
  • Dornelas, M and P. Budy (#25) and 182 others. 2018. BioTIME: a database of biodiversity time series for the Anthropocene. Global Ecology and Biogeography. Global 2018; 00:1–26. https://doi.org/10.1111/geb.12729. USGS FSP: under USGS co-author Rybicki.
  • LaPlanche, C. A. Elger, F, Santoul, G.P. Thiede, and P. Budy. 2018. Forecasting the eradication success of an exotic fish from an alpine stream. Biological Conservation 223:34-46. doi.org/10.1016/j.biocon.2018.04.024. USGS FSP: IP-XX. Abstract | 
  • Klobucar, S.L., T.W. Rodgers, and P. Budy. 2017. At the forefront: evidence of the applicability of using environmental DNA to quantify the abundance of fish populations in natural lentic waters with additional sampling considerations.
  • Strohm, D. P. Budy, and T.A. Crowl. 2017. Matching watershed and otolith chemistry to establish natal origin of an endangered desert lake sucker. Transactions of the American Fisheries Society. TAFS 146:732-743. USGS IP-069787.
  • Winters, L.K., P. Budy, and G.P. Thiede. 2017. Earning their stripes: the potential of tiger trout and other salmonids as biological controls of forage fishes in a western reservoir. North American Journal of Fisheries Management 34:1033–1046 Accepted 8 November, 2016. UJFM-2016-0062. USGS IP-074773.
  • Budy, P., T. Bowerman, R. Al-Chokhachy, M.M. Conner, and H. Schaller. 2017. Quantifying long-term population trends of threatened bull trout: challenges, lessons learned, and opportunities. Accepted with minor revisions 17 November, 2016. Canadian Journal of Fisheries and Aquatic Sciences. USGS IP-066765.
  • Meredith, C.S., P. Budy, and M. Hooten, and M. O. Prates. 2016. Assessing abiotic conditions influencing the longitudinal distribution of exotic brown trout in a mountain stream: a spatially-explicit modeling approach. Biological Invasions. DOI 10.1007/s10530-016-1322-z. USGS IP-069503 Abstract | 
  • Klobucar, S. and P. Budy. 2016. Consequences of seasonal variation in reservoir water level for predatory fishes: linking visual foraging and prey densities. Canadian Journal of Fisheries and Aquatic Sciences 73: 53-6464. USGS FSP: IP-058204.
  • Klobucar, S.L., W.C. Saunders, and P. Budy. 2016. A Lota lota consumption: trophic dynamics and niche space influence of invasive Burbot in a valuable sport fishery. Transactions of the American Fisheries Society. Submitted 3 March, 2016, Accepted with minor revision 25 May, 2016. DOI: 10.1080/00028487.2016.1227372. USGS FSP: IP-074691.
  • Laub, B. G., J. Jimenez, and P. Budy. 2015. Adopting science-based restoration in practice: application to a desert river system. Environmental Management ONLINE FIRST: DOI 10.1007/s00267-015-0481-5. USGS IP-053441. Abstract | 
  • Dibble, K.L., C.B. Yackulic, T.A. Kennedy, P. Budy. 2015. Flow management and fish density regulate salmonid recruitment and adult size in tailwaters across western North America. Ecological Applications. Accepted 9 March, 2015. Early Online. MS#14-2211R1.
  • Walsworth, T.E., and P. Budy. 2015. Integrating non-native species in niche models to prioritize native fish restoration activity locations along a desert river corridor. Transactions of the American Fisheries Society 144:667–681. USGS IP-034122.
  • Budy, P., M. M. Conner, N.L. Salant, and W. Macfarlane. 2015. An Occupancy-based Assessment of Regional Vulnerability. Conservation Biology. DOI: 10.1111/cobi.12513 USGS FSP: IP-049189.
  • Hafen, K. and P. Budy. 2015 Agonistic behavior among three stocked trout species. North American Journal of Fisheries Management, Management Brief: 35:3, 551-556. USGS FSP: IP-058150. Abstract | 
  • Laub, B.G., and P. Budy. 2015. Assessing the likely effectiveness of multi-species management for imperiled desert fishes using niche overlap analysis. Conservation Biology. DOI: 10.1111. Abstract | 
  • Winters, L. and P. Budy. 2015. Exploring crowded trophic niche space in a novel reservoir fish assemblage: how many predators is too many? Transactions of the American Fisheries Society. 144:1117-1128. USGS FSP IP-065178. Abstract | 
  • Budy, P. and C. Luecke. 2014. Understanding how lake populations of Arctic char are structured and function with special consideration of the potential effects of climate change: a multi-faceted approach. Oecologia DOI 10.1007/s00442-014-2993-8. USGS FSP: SPDS: IP-053259. Abstract | 
  • Saunders, W.C., P. Budy, and G. Thiede. 2014. Demographic Changes Following Mechanical Removal of Exotic Brown Trout in an Intermountain West (USA), High-Elevation Stream. Ecology of Freshwater Fish. doi: 10.1111/eff.12143. USGS FSP: IP-034361. Abstract | 
  • Meredith, C., P. Budy, and G.P. Thiede. 2014. Predation on native sculpin by exotic brown
    trout exceeds that by native cutthroat trout within a mountain watershed (Logan, UT, USA) doi: 10.1111/eff.12134. USGS FSP: IPDS: IP-042175.
    Abstract | 
  • Bowerman, T., Neilson, B. and P. Budy. 2014. Effects of fine sediment, hyporheic flow, and spawning site selection on survival and development of bull trout embryos. Canadian Journal of Fisheries and Aquatic Sciences 71: 1–13. doi.org/10.1139. USGS FSP: IP-049185. Abstract | 
  • Bennet, S., B. Roper, R. Al-Chokhachy, and P. Budy. 2014. Annual Variation of Spawning Cutthroat Trout in a Small Western USA Stream: A Case Study with Implications for the Conservation of Potamodromous Trout Life History Diversity. North American Journal of Fisheries Management 34:1033-1046. USGS FSP:IP-050825. Abstract | 
  • Hough-Snee, N. Roper, B.R., Wheaton, J.M., and P. Budy. 2013. Riparian vegetation communities change rapidly following passive restoration at a northern Utah stream. Ecological Engineering 58:371-377. Abstract | 
  • Bottcher, J.L., T.E. Walsworth, G.P. Thiede, P. Budy, and D. Speas. 2013. Frequent Usage of Tributaries by the Endangered Fishes of the Upper Colorado River Basin: Observations from the San Rafael River, Utah. North American Journal of Fisheries Management, Management Brief. Online DOI: 10.1080/02755947.2013.785993. Abstract | 
  • Budy, P., G.P. Thiede, J. Lobon-Cervia, G. Gonzales, P. A McHugh, A. McIntosh, L.A. Vollestad, E. Becares and P. Jellyman. 2013. Limitation and facilitation of one of the world's most invasive fish: an intercontinental comparison. Ecology 94:356-367. Abstract | 
  • Bowerman, T. and P. Budy. 2012. Incorporating movement patterns to improve survival estimates for juvenile bull trout North American Journal of Fisheries Management 32(6):1123-1136. Abstract | 
  • Budy, P., G.P. Thiede, A. Dean. D. Olsen, and G. Rowley. 2012. A comparative and experimental evaluation of the performance of diploid and triploid brooks trout. North American Journal of Fisheries Management 21:1211-1224. Abstract | 
  • Lobón-Cerviá, J. , P. Budy, and E. Mortensen. 2012. Patterns of natural mortality in stream-living Brown Trout (Salmo trutta L.). Freshwater Biology 57:575-588.
  • McHugh, P., A. McIntosh, S. Howard, and P. Budy. 2012. Niche flexibility and trout-galaxiid co-occurrence in a hydrologically-diverse riverine landscape. Biological Invasions doi:10.1007/s10530-012-0237-6.
  • McHugh, P., A. McIntosh, S. Howard, and P. Budy. 2012. Niche flexibility and trout-galaxiid co-occurrence in a hydrologically-diverse riverine landscape. Biological Invasions doi:10.1007/s10530-012-0237-6.
  • Salant, N.L., J. C. Schmidt, P. Budy, P. R. Wilcock. 2012. Unintended consequences of restoration: Loss of riffles and gravel substrates following weir installation. Journal of Environmental Management 109:154-163.
  • Webber, P. A., P. Thompson, and P. Budy. 2012. Status and structure of two populations of bluehead in the Weber River, UT. Southwest Naturalist 57:267-276.
  • Budy, P., S. Wood[Seidel], and B. Roper. 2012. A study of the spawning ecology and early life history of Bonneville cutthroat trout. North American Journal of Fisheries Management 32:436-449.
  • Lobón‐Cerviá, J. , G. González, and P. Budy. 2011. Factors driving spatial and temporal variation in production and production ⁄ biomass ratio of stream-resident brown trout (Salmo trutta) in Cantabrian streams. Freshwater Biology 56:2272-2287.
  • Budy, P., M.E. Baker, and S.K. Dahle. 2011. Predicting Fish Growth Potential and Identifying Potential Water Quality Issues: A Spatially Explicit Bioenergetics Approach. Environmental Management 48(4) 691-709. ISSN 0364-152X; DOI 10.1007/s00267-011-9717-1.
  • McIntosh, A., P.A. McHugh, and P. Budy. 2011. Brown Trout, Chapter 24, In: Handbook of Global Freshwater Invasive Species (a summary of the current state of knowledge of 30 of the most notable global invasive freshwater species). Invited BOOK Chapter. (http://www.earthscan.co.uk/).
  • Vinson, M., and P. Budy. 2011. Sources of variability and comparability between salmonids stomach contents and isotopic analyses: study design lessons and recommendations. Canadian Journal of Fisheries and Aquatic Sciences 68:137-151.
  • Hansen, E., and P. Budy. 2011. The potential of passive stream restoration to improve ecosystem health and minimize the impact of fish disease: a short-term assessment. Journal of the North American Benthological Society 30:573-588.
  • Vinson, M., and P. Budy. 2011. Sources of variability and comparability between salmonids stomach contents and isotopic analyses: study design lessons and recommendations. Canadian Journal of Fisheries and Aquatic Sciences 68:137-151.
  • Al-Chokhachy, R., B.B. Roper, T. Bowerman, and P. Budy. 2010. A review of bull trout habitat associations and exploratory analyses of patterns across the Interior Columbia River Basin. North American Journal of Fisheries Management 30:464-480.
  • Miller, S.W., P. Budy, and J.C. Schmidt. 2010. Quantifying macroinvertebrate responses to in-stream habitat restoration: applications of meta-analysis to river restoration. Restoration Ecology 18:8-19.
  • Wood, J. and P. Budy. 2009. An investigation of the early life-history and potential influences on invasion success of exotic of brown trout (Salmo trutta). Transactions of the American Fisheries Society 138:756-767.
  • Al-Chokhachy, R., P. Budy, and M. Conner. 2009. Detecting declines in the abundance of a bull trout (Salvelinus confluentus) population: understanding the accuracy, precision, and costs of our efforts. Canadian Journal of Fisheries and Aquatic Sciences 66: 649–658.
  • Budy, P., G.P. Thiede, C. Luecke, and R.W. Schneidervin. 2009. Warmwater and coldwater fish in two-story standing waters. Pages 159 – 169 in S. Bonar, W.A Hubert, and D.W. Willis, editors. Standard methods for sampling North American freshwater fishes. American Fisheries Society, Bethesda, Maryland.
  • Al-Chokhachy, R. and P. Budy. 2008. Demographic characteristics, population structure, and vital rates of a fluvial population of bull trout in Oregon. Transactions of the American Fisheries Society 137:262-277.
  • Budy, P., G. P. Thiede, P. McHugh, E. S. Hansen, and J. Wood. 2008. Exploring the relative influence of biotic interactions and environmental conditions on the abundance and distribution of exotic brown trout (Salmo trutta) in a high mountain stream. Ecology of Freshwater Fish 17:554-556.
  • Homel, K., and P. Budy. 2008. Temporal and spatial variability in the migration patterns of juvenile and subadult bull trout (Salvelinus confluentus) in Northeast Oregon. Transactions of the American Fisheries Society 137:869-880.
  • Vatland, S., P. Budy, and G. P. Thiede. 2008. A bioenergetics approach to modeling striped bass and threadfin shad predator-prey dynamics in Lake Powell, Utah-Arizona. Special Section: Bioenergetics Modeling. Transactions of the American Fisheries Society 137:262-277.
  • Homel, K., P. Budy, M. E. Pfrender, T. A. Whitesel, and K. Mock. 2008. Evaluating genetic structure among resident and migratory forms of bull trout (Salvelinus confluentus) in Northeast Oregon. Ecology of Freshwater Fish, OnlineEarly Articles: doi:1-. 1111/j. 160-0633. 2008. 00299. x.
  • McHugh, P., P. Budy, G. P. Thiede, and E. VanDyke. 2008. Trophic relationships of nonnative brown trout, Salmo trutta, and native Bonneville cutthroat trout, Oncorhynchus clarkii utah, in a northern Utah, U. S. A. river. Environmental Biology of Fishes 81(1):63-75.
  • Wood, J. R. & Budy, P. 2007. The role of environmental factors in determining the spawning density and distribution of brown trout along an elevational gradient, pp. 251-257. In: Carline, and C. LoSapio, eds., 2007. Sustaining wild trout in a changing world; proceedings of Wild Trout IX symposium; 2007 October 9-12; West Yellowstone, Montana. 308 pages.
  • Vatland, S., and P. Budy. 2007. Predicting the invasion success of an introduced omnivore in a large, heterogeneous reservoir. Canadian Journal of Fisheries and Aquatic Sciences 64:1329-1345.
  • Al-Chokhachy, R., and P. Budy. 2007. Summer microhabitat use of fluvial bull trout in Eastern Oregon streams. North American Journal of Fisheries Management 27:1068-1081.
  • Budy, P., and H. Schaller. 2007. Evaluating tributary restoration potential for Pacific Salmon recovery. Ecological Applications 17:1068-4086.
  • Budy, P., G.P. Thiede, and P. McHugh. 2007. Quantification of the vital rates, abundance, and status of a critical, endemic population of Bonneville cutthroat trout. North American Journal of Fisheries Management 27:593-604.
  • McHugh, P., and P. Budy. 2006. Experimental effects of nonnative brown trout on the individual- and population-level performance of native cutthroat trout. Transactions of the American Fisheries Society 135:1441-1455.
  • McHugh, P., and P. Budy. 2005. An experimental evaluation of competitive and thermal effects on brown trout (Salmo trutta) and cutthroat trout (Oncorhynchus clarki utah) performance along an altitudinal gradient. Canadian Journal of Fisheries and Aquatic Sciences 62:2784-2795.
  • Al-Chokhachy, R., Budy, P., and H. Schaller. 2005. A comparison of redd counts and mark/resight methods for estimating abundance and monitoring bull trout population trends. North American Journal of Fisheries Management 25:1505-1512.
  • Haddix, T., and P. Budy. 2005. Factors that limit growth and abundance of rainbow trout (Oncorhynchus mykiss) across ecologically distinct areas of Flaming Gorge Reservoir, Utah-Wyoming. North American Journal of Fisheries Management 25:1082-1094.
  • McHugh, P., and P. Budy. 2005. A comparison of visual measurement-based techniques for quantifying cobble embeddedness and fine sediment levels in salmonid-bearing streams. North American Journal of Fisheries Management 25:1208-1214.
  • Budy, P., T. Haddix, and R. Schneidervin. 2005. Zooplankton size selection relative to gill raker spacing in rainbow trout (Oncorhynchus mykiss). Transactions of the American Fisheries Society 134:1228-1235.
  • McHugh, P., P. Budy, and H. Schaller. 2004. A model-based assessment of the potential response of Snake River spring/summer chinook salmon to habitat improvements. Accepted to Transactions of the American Fisheries Society. 133:622-638.
  • De la Hoz Franco, E. A., and P. Budy. Accepted. Effects of biotic and abiotic factors on the distribution of trout and salmon along a longitudinal stream gradient. Environmental Biology of Fishes 72:379-391.
  • De la Hoz Franco, E. A., and P. Budy. 2004. Linking Environmental Heterogeneity to the Distribution and Prevalence of Myxobolus cerebralis: A Comparison Across Sites in a Northern, Utah Transactions of the American Fisheries Society 133:1165-1178.
  • McHugh, P., and P. Budy. 2004. Patterns of spawning habitat selection and site suitabilityfor two populations of Snake River spring chinook salmon. Transactions of the American Fisheries Society, 133: 89-97.
  • Budy, P., G.P. Thiede, N. Bouwes, C.E. Petrosky, and H. Schaller. 2002. Evidence linking delayed mortality of Snake River salmon to their earlier hydrosystem experience. North American Journal of Fisheries Management 22:35-51.
  • Petrosky, C. E., H. A. Schaller, and P. Budy. 2001. Evaluation of survival trends in the freshwater spawning and rearing life stage for Snake River spring/summer chinook. Canadian Journal of Fisheries and Aquatic Sciences 58:1196-1207.
  • Wurtsbaugh, W. A., H. P. Gross, P. Budy, and C. Luecke. 2001. Effects of epilimnetic versus metalimnetic fertilization on the phytoplankton and periphyton of a mountain lake with a deep chlorophyll maxima. Canadian Journal of Fisheries and Aquatic Sciences 58:2156-2166.
  • Budy, P., C. Luecke, and W. A. Wurtsbaugh. 1998. Adding nutrients to enhance growth and production of endangered sockeye salmon: Trophic transfer in an oligotrophic lake. Transactions of the American Fisheries Society 127:19-34.
  • Beauchamp, D. A., C. Luecke, W. A. Wurtsbaugh, H. G. Gross, P. E. Budy, S. Spaulding, R. Dillenger, and C. P. Gubala. 1997. Hydroacoustic assessment of abundance and diel distribution of sockeye salmon and kokanee in the Sawtooth Valley Lakes, Idaho. North American Journal of Fisheries Management 17:253-267.
  • Gross, H. P., W. A. Wurtsbaugh, C. Luecke, and P. Budy. 1997. Fertilization of an oligotrophic lake with a deep chlorophyll maximum: predicting the effect on primary productivity. Canadian Journal of Fisheries and Aquatic Sciences 54:1177-1189.
  • Budy, P., C. Luecke, W. Wurtsbaugh, and H. Gross. 1995. Limnology of Sawtooth Valley Lakes with respect to potential growth of juvenile Snake River sockeye salmon. Northwest Science 69:133-150.
  • Luecke, C., W. Wurtsbaugh, P. Budy, and G. Steinhart. 1995. Simulated growth and production of endangered Snake River sockeye salmon: assessing management strategies for nursery lakes. Fisheries 26:18-25.
  • Beauchamp, D. A., P. E. Budy, B. C. Allen, and J. M. Godfrey. 1994. The timing, distribution, and abundance of kokanees spawning in a Lake Tahoe tributary. Great Basin Naturalist. 54:130-141.
  • Budy, P., C. Luecke, W. Wurtsbaugh, and H. Gross. 1994. Effects of nutrient enhancement on juvenile sockeye salmon growth. Lake and Reservoir Management 9:140-145.
 

Current Staff

Federal Staff: 2

Masters Students: 4

Phd Students: 2

Post Docs: 1

University Staff: 2

5 Year Summary

Students graduated: 10

Scientific Publications: 36

Presentations: 122

 

Contact Us

Utah Cooperative Fish and Wildlife Research Unit Logan, UT 84322-5290 Phone: (435) 797 - 7565 Fax: (435) 797 - 4025 Our University Web Site

Unit Leader

Phaedra Budy
Dr. Phaedra Budy

Currently Dr. Budy is the Unit Leader at the USGS Utah Cooperative Fish and Wildlife Research Unit where she serves as a Research Scientist. She is also a Professor in the Department of Watershed Sciences at Utah State University.

Utah Cooperative Fish and Wildlife Research Unit Cooperators

  1. U.S. Fish and Wildlife Service
  2. U.S. Geological Survey
  3. Utah Division of Wildlife Resources
  4. Utah State University/College of Natural Resources
  5. Wildlife Management Institute