Articles

Direct and indirect effects of fish on pelagic nitrogen and phosphorus availability in oligotrophic Arctic Alaskan lakes (with C. R. Johnson, S. C. Whalen, and M. A. Evans), Canadian Journal of Fisheries and Aquatic Sciences (2010)
 

Landscape effects on growth of age-0 arctic grayling in tundra streams (with P. MacKinnon), Transactions of the American Fisheries Society (2008)
 

Ecological differences between two closely related morphologically similar benthic whitefish in an endemic whitefish complex (with B. M. Kennedy and B. W. Thompson), Canadian Journal of Fisheries and Aquatic Sciences (2006)
 

Effect of landscape factors on fish distribution in arctic Alaskan lakes (with A. E. Hershey, S. Beaty, K. Fortino, M. Keyse, P. P. Mou, W. J. O'Brien, A. J. Ulseth, G. A. Gettel, and P. W. Lienesch), Freshwater Biology (2006)
 

Stable isotope signatures of benthic invertebrates in arctic lakes demostrate limited coupling to pelagic production (with A. E. Hershey, S. Beaty, K. Fortino, S. Kelly, M. Keyse, W. J. O'Brien, and S. C. Whalen), Limnology and Oceanography (2006)
 

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The Spatial and Temporal Dynamics of Deep Chlorophyll Layers in High-Mountain Lakes: Effects of Nutrients, Grazing, and Herbivore Recycling as Growth Determinants (with C. L. Sawatzky and Wayne A. Wurtsbaugh), Journal of Plankton Research (2006)

Deep chlorophyll layers (DCL) are a common feature of oligotrophic lakes, yet the mechanisms that...

 

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Growth and Survival of Daphnia in Epilimnetic and Metalimnetic Water from Oligotrophic Lakes: The Effects of Food and Temperature (with P. Cole, Wayne A. Wurtsbaugh, and G. Burkart), Freshwater Biology (2002)

1. In oligotrophic lakes, phytoplankton and bacteria growing in the deep chlorophyll maximum in the...

 

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Effects of Epilimnetic versus Metalimnetic Fertilization on the Phytoplankton and Periphyton of a Mountain Lake with a Deep Chlorophyll Maxima (with Wayne A. Wurtsbaugh, H. P. Gross, and P. Budy), Canadian Journal of Fisheries and Aquatic Sciences (2001)

Nutrients can load directly to either the epilimnion or metalimnion of lakes via either differential...

 

Effects of ultraviolet radiation and nutrients on periphyton growth in Castle Lake, California (with B. Higley, H. J. Carrick, M. Brett, and C. R. Goldman), International Review in Hydrobiology (2001)
 

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Salmonine Consumption and Competition for Endemic Prey Fishes in Bear Lake, Utah-Idaho (with J. R. Ruzycki and Wayne A. Wurtsbaugh), Transactions of the American Fisheries Society (2001)

Two principal sport fish—the indigenous Bonneville cutthroat trout Oncorhynchus clarki utah and the introduced lake...

 

Comparing results of a spatially explicit growth model with changes in the length-weight relationship of lake trout (Salvelinus namaycush) in Flaming Gorge Reservoir (with M. William Wengert and R. W. Schneidervin), Canadian Journal of Fisheries and Aquatic Sciences (1999)
 

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Adding Nutrients to Enhance the Growth of Endangered Sockeye Salmon: Trophic Transfer in an Oligotrophic Lake (with P. Budy and Wayne A. Wurtsbaugh), Transactions of the American Fisheries Society (1998)

Snake River sockeye salmon Oncorhynchus nerka, listed under U.S. law as endangered in 1991 in...

 

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The Role of Anadromous Sockeye Salmon (Oncorhynchus nerka) in the Nutrient Loading and Productivity of the Sawtooth Valley Lakes, Idaho (with H. P. Gross and Wayne A. Wurtsbaugh), Transactions of the American Fisheries Society (1998)

We constructed a simulation model for Redfish Lake, Idaho, using water budget and nutrient loading...

 

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Fertilization of an Oligotrophic Lake with a Deep Chlorophyll Maximum: Predicting the Effect on Primary Productivity (with H. P. Gross, Wayne A. Wurtsbaugh, and P. Budy), Canadian Journal of Fisheries and Aquatic Sciences (1997)

We investigated how epilimnetic fertilization would affect chlorophyll levels and light penetration of oligotrophic sockeye...

 

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Hydroacoustic Assessment of Abundance and Diel Distribution of Sockeye Salmon and Kokanee in the Sawtooth Valley Lakes, Idaho (with D. Beauchamp, Wayne A. Wurtsbaugh, H. G. Gross, P. Budy, S. Spaulding, R. Dilenger, and C. P. Gubala), North American Journal of Fisheries Management (1997)

We used dual-beam hydroacoustics and echo integration techniques, combined with midwater trawling and gillnetting, to...

 

Nutrient Limitation of Oligotrophic Sockeye Salmon Lakes of Idaho (USA) (with Wayne A. Wurtsbaugh, H. P. Gross, and P. Budy), Verhandlungen der Internationalen Vereinigung für Theoretische und Angewandte Limnologie (1997)

"Phytoplankton production in lake ecosystems is frequently controlled by amounts of nitrogen and phosphorus (Smith...

 

The effects of golden shiners on plankton community structure in Castle Lake, California (with A. Müller-Solger, M. T. Brett, J. J. Elser, and C. R. Goldman), Journal of Plankton Research (1997)
 

The fate of Bonneville cisco eggs in Bear Lake: evaluating mechanisms of egg loss (with N. W. Bouwes), Transactions of the American Fisheries Society (1997)
 

Competition between kokanees and Utah chub in Flaming Gorge Reservoir (with D. Teuscher), Transactions of the American Fisheries Society (1996)
 

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Effects of Daphnia Availability on Growth and Food Consumption of Rainbow Trout in Two Utah Reservoirs (with R. Tabor and Wayne A. Wurtsbaugh), North American Journal of Fisheries Management (1996)

We monitored the diet and growth of stocked rainbow trout Oncorhynchus mykiss in two Utah...

 

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Simulated Growth and Production of Endangered Snake River Sockeye Salmon: Assessing Management Strategies for the Nursery Lakes (with Wayne A. Wurtsbaugh, P. Budy, and H. P. Gross), Fisheries (1996)

We examined the potential of employing a series of lake management strategies to enhance production...

 

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Limnology of the Sawtooth Valley Lakes with Respect to Potential Growth of Juvenile Snake River Sockeye Salmon (with P. Budy, Wayne A. Wurtsbaugh, H. P. Gross, and C. Gubala), Northwest Science (1995)

Recovery efforts for Snake River sockeye salmon were initiated in 1991 in response to a...

 

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Effects of Nutrient Enhancement on Juvenile Sockeye Salmon Growth (with P. Budy, Wayne A. Wurtsbaugh, and H. Gross), Lake and Reservoir Management (1994)

This article does not have an abstract.

 

Estimating the vertical distribution of rainbow trout under gradients of temperature, oxygen and food availability (with D. Teuscher), Theory and Practice in Fish Feeding Ecology (1994)
 

Use of simulation modeling techniques to assess impacts of regulation changes on the value of a fishery (with T. C. Edwards, M. W. Wengert, S. Brayton, and R. Schneiderman), North American Journal of Fisheries Management (1994)
 

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Effects of Moonlight and Daylight on Hydroacoustic Estimates of Pelagic Fish Abundance (with Wayne A. Wurtsbaugh), Transactions of the American Fisheries Society (1993)

To determine how moonlight and daylight affect hydroacoustic estimates of fish abundance, we used a...

 

Estimating energy density of zooplankton prey for use with fish bioenergetics models (with D. Brandt), Transactions of the American Fisheries Society (1993)
 

Lake trout consumption and recent changes in the fish assemblage in Flaming Gorge Reservoir (with D. L. Yule), Transactions of the American Fisheries Society (1993)
 

Forecasting effects of harvest regulations and stocking on prey fish communities via eutrophic lake (with B. M. Johnson, R. S. Stewart, S. J. Gilbert, N. D. Staggs, and J. F. Kitchell), North American Journal of Fisheries Management (1991)
 

Effects of planktivorous fish mass mortality on the plankton community of Lake Mendota, Wisconsin (with M. J. Vanni, J. F. Kitchell, and J. J. Magnuson), Hydrobiologia (1990)
 

Effects on lower trophic levels of massive fish mortality (with M. J. Vanni, J. F. Kitchell, Y. Allen, J. Temte, and J. J. Magnuson), Nature (1990)
 

Recruitment mechanisms of bloater in Lake Michigan: an analysis of the predatory gauntlet (with J. A. Rice, L. B. Crowder, S. E. Yeo, and F. P. Binkowski), Canadian Journal of Fisheries and Aquatic Sciences (1990)
 

Seasonal regulation of Daphnia populations by planktivorous fish: Implications for the spring clear-water phase (with M. J. Vanni, J. J. Magnuson, J. F. Kitchell, and P. T. Jacobson), Limnology and Oceanography (1990)
 

Trophic interactions of Leptodora in Lake Mendota (with C. C. Lunte), Limnology and Oceanography (1990)
 

The coexistence of a predaceous copepod and a Daphnid: weeding in the arctic (with W. J. O'Brien), Verhandlungen der Internationalen Vereinigung für Theoretische und Angewandte Limnologie (1988)
 

Ontogenetic changes in feeding habits of juvenile cutthroat trout, Transactions of the American Fisheries Society (1986)
 

Apparent size choice of zooplankton: exceptions to the rule (with W. J. O'Brien and B. Evans), Environmental Biology of Fishes (1985)
 

A new estimate of zooplankton retention by gill rakers (with D. I. Wright and W. J. O'Brien), Transactions of the American Fisheries Society (1983)
 

The effect of Heterocope predation on zooplankton communities in arctic ponds (with W. J. O'Brien), Limnology and Oceanography (1983)
 

Phototoxicity and fish predation: selective factors in color morphs of Heterocope (with W. J. O'Brien), Limnology and Oceanography (1981)
 

Prey location volume of a planktivorous fish: a new measure of prey vulnerability (with W. J. O'Brien), Canadian Journal of Fisheries and Aquatic Sciences (1981)
 

Contributions to Books

Warmwater and coldwater fish in two-story standing waters (with P. Budy, G. P. Thiede, and R. Schneidervin), Standard Methods for Sampling North American Fishes (2009)
 

A simulation model of the interactions among nutrients, phytoplankton, and zooplankton in Lake Mendota (with M. J. Vanni and S. R. Carpenter), Food Web Management: A Case Study of Lake Mendota (1992)
 

Food web structure of Lake Mendota (with L. G. Rudstam, Y. Allen, B. M. Johnson, J. R. Post, and M. J. Vanni), Food Web Management: A Case Study of Lake Mendota (1992)
 

Interactions among nutrients, phytoplankton and zooplankton grazers in Lake Mendota, 1987-1989 (with M. J. Vanni, J. Temte, Y. Allen, R. Dodds, and P. Leavitt), Food Web Management: A Case Study of Lake Mendota (1992)
 

Interannual patterns of planktivory 1987- 1989: an analysis of vertebrate and invertebrate planktivores (with L. G. Rudstam and Y. Allen), Food Web Management: A Case Study of Lake Mendota (1992)
 

Modeling the Lake Mendota ecosystem: Synthesis and evaluation of progress (with S. R. Carpenter, B. M. Johnson, C. P. Madenjian, J. R. Post, L. G. Rudstam, M. J. Vanni, and X. He), Food Web Management: A Case Study of Lake Mendota (1992)
 

Photoprotective pigments in zooplankton: Why such a rare event? (with W. J. O'Brien), Adaptive Coloration in Invertebrates (1990)
 

Presentations

Phytoplankton nutrient-limitation in arctic lakes with and without fish, Limnology and Oceanography annual meetings. Victoria, Canada (2002)
 

Biocomplexity in modeling aquatic community response to human impacts, Workshop on issues and challenges in modeling biocomplexity in Lake Erie, Columbus Ohio (2001)
 

Patterns of trophic transfer in arctic lake ecosystems, Marine Biological Laboratory, Woods Hole, Massachusetts (2001)
 

Using stable isotopes to assess food web linkages in arctic lakes (with G. Burkart), Limnology and Oceanography annual meetings. Albuquerque, NM (2001)
 

Effects of nutrient limitation, light limitation, and invertebrate grazers on phytoplankton living in deep chlorophyll layers (with C. L. Sawatzky and Wayne A. Wurtsbaugh), Ecological Society of America. Snowbird, UT (2000)
 

Nutrient export from two high mountain lakes to outflow streams: The importance of inflow hydrodynamics and in-lake processes (with G. Burkart, Wayne A. Wurtsbaugh, and B. Fleenor), Ecological Society of America. Snowbird, UT (2000)
 

Stable isotopes as tools for understanding food web structure and function, Workshop on arctic food webs at the Marine Biological Laboratory, Woods Hole, Massachusetts (2000)
 

Using Nitrogen Stable Isotopes to Assess Linkages Between Land Use Activities and Water Quality Western U.S. Watersheds (with B. Thompson and N. Mesner), 2000 Utah Nonpoint Source Water Quality Conference. Utah State University, Logan, UT (2000)
 

Stable isotopes and management of aquatic ecosystems, University of Illinois at Chicago (1999)
 

Using fitness correlates to design a recovery plan for endangered sockeye salmon, Conservation Training Consortium, The Field Museum, University of Illinois at Chicago (1999)
 

Using mesocosms to assess patterns of trophic transfer in lake ecosystems, American Society of Limnology and Oceanography (1999)
 

Use of stable isotopes to assess production of walleye fisheries in Utah reservoirs, American Society of Limnology and Oceanography. St. Louis, MO (1998)
 

Recovery and resilience of a food web after manipulation of the top carnivore, Ecological Society of America, Providence, RI (1997)
 

Simulated growth rate of lacustrine salmonids in lake environments, American Society of Limnology and Oceanography, Santa Fe, NM (1997)
 

Compensatory changes in the food web of Castle Lake after a fish manipulation, Ecological Society of America, Providence, RI (1996)
 

Consequences of forage fish reduction for lake trout growth potential, American Society of Limnology and Oceanography, Reno, Nevada (1995)
 

Estimating growth potential for sockeye salmon in lake environments, Department of Fisheries and Oceans, Vancouver, Canada (1995)
 

Recovery and resilience of a food web after a major manipulation, Ecological Society of America, Snowbird Utah (1995)
 

Conservation of Snake River sockeye salmon in Idaho, University of British Columbia (1994)
 

Food web compensation in Castle Lake, California, University of British Columbia (1994)
 

Assessing growth potential of endangered sockeye salmon in Sawtooth Valley lakes: empirical and simulation models (with P. Budy, Wayne A. Wurtsbaugh, and H. Gross), Ecological Society of America, Madison, Wisconsin (1993)
 

Limnological effects of food-web manipulations in the presence of intra-guild predation: five years of observations from Castle Lake, California (with J. J. Elser, M. T. Brett, and C. R. Goldman), Ecological Society of America, Madison, Wisconsin (1993)
 

Modeling growth potential of juvenile sockeye salmon (with P. Budy), American Fisheries Society, Portland Oregon (1993)
 

Restoration of sockeye salmon nursery lakes by fertilization (with H. P. Gross, Wayne A. Wurtsbaugh, and P. Budy), ASLO & SWS Annual Meetings, 1993, Edmonton, Alberta, Canada (1993)
 

The effect of native cyprinids on growth of kokanee: an experimental test in a western reservoir (with D. Teuscher), American Fisheries Society, Portland Oregon (1993)
 

Compensating changes in fish assemblage following a food web manipulation in Castle Lake, California, American Society of Limnology and Oceanography, Santa Fe, New Mexico (1992)
 

Competition between Kokanee salmon and Utah chub: An experimental approach, ASLO Aquatic Sciences Meeting, Santa Fe, NM (1992)
 

Estimating the vertical distribution of rainbow trout in Castle Lake, Gutshop 1992, Orcas Island, Washington (1992)
 

The effect of planktivory on seasonal population dynamics of zooplankton (with Robert DeCino), ASLO Aquatic Sciences Meeting, Santa Fe, NM (1992)
 

The link between basic ecology and fisheries management, University of Washington (1992)
 

Invertebrate predators as a buffer in the trophic cascade: a modeling approach, American Society of Limnology and Oceanography. Williamsburg, Virginia (1990)
 

Predicting vertical distribution of lake salmonids: an energetics approach, Ecological Society of America, Snowbird, Utah (1990)
 

Food web manipulation and water clarity, American Fisheries Society, Anchorage, Alaska (1989)
 

Increased water transparency results from a reduction of planktivorous fish in a eutrophic lake, American Society of Limnology and Oceanography, Fairbanks, Alaska (1989)
 

Interactions between prey growth rates and size selection predation in aquatic communities, Ecological Society of America, Davis, California (1988)
 

Fish predation and vertical migration of Chaoborus, Northern Illinois University (1987)
 

Forecasting effects of piscivore stocking on lake trophic structure: the Lake Mendota example, American Society of Limnology and Oceanography, Madison, Wisconsin (1987)
 

Photoprotective pigmentation of freshwater zooplankton: Why such a rare phenomenon?, American Society of Zoologists, New Orleans, Louisiana (1987)
 

A population budget for Chaoborus during a spring emergence, North American Benthological Society, Lawrence, Kansas (1986)
 

Impact of fish predation of Chaoborus populations as revealed by a population budget, American Society of Limnology and Oceanography, Kingston, Rhode Island (1986)
 

Diet Shifts in juvenile cutthroat trout: the switch to benthic prey, American Society of Limnology and Oceanography, Vancouver, British Columbia (1984)
 

The effect of Heterocope predation on arctic and zooplankton communities, Ecological Society of America, Bloomington, Indiana (1981)