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Duffy, Walter G. |
1986 |
The Ecology of Pools 11-13 of the Upper Mississippi River: A Community Profile |
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Duffy, Walter G. |
1987 |
"The St. Marys River, Michigan: an ecological profile" in USF&WS Biological Report |
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Duffy, Walter G. |
1989 |
"Hydrological, morphometrical, and biological characteristics of the connecting rivers of the International Great Lakes: a review" in Proceedings of the International Large River Symposium |
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Duffy, Walter G. |
1989 |
Marsh Management in Coastal Louisiana: Effects and Issues: Proceedings of a Symposium |
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Duffy, Walter G. |
1992 |
Chapter 7 "Application of Biological Measures to Classification of Aquatic Habitats in the Laurentian Great Lakes" in The Development of an Aquatic Habitat Classification System for Lakes |
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Duffy, Walter G. |
1993 |
"The James River of the Dakotas" in USF&WS Biological Report |
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Duffy, Walter G. |
1993 |
"Proposed Minimum Lengths for Size Categories of Landlocked Chinook Salmon" in The Prairie Naturalist |
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Duffy, Walter G. |
1993 |
"Aquatic invertebrate production in southeastern USA wetlands during winter and spring" in Wetlands |
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Duffy, Walter G. |
1994 |
"Demographics of Lestes disjunctus disjunctus (Odonata: Zygoptera) in a riverine wetland" in Canadian Journal of Zoology |
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Duffy, Walter G. |
1994 |
"Evaluation of the Microtox Test to Detect Phorate Contamination in Wetlands" in Journal of Freshwater Ecology |
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Duffy, Walter G. |
1995 |
"Effects of phorate on ducklings in northern prairie wetlands" in Journal of Wildlife Management |
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Duffy, Walter G. |
1995 |
"Assessing Ecosystem Integrity Through Energy Flow in Wetlands of Grand Teton and Yellowstone National Parks" in The UW National Parks Service Research Station Annual Reports |
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Duffy, Walter G. |
1995 |
"The Influence of Changing Water Levels and Temperatures on the Food Habits of Walleye in Lake Oahe, South Dakota" in Journal of Freshwater Ecology |
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Duffy, Walter G. |
1995 |
"Environmental Fate of Phorate and Its Metabolites in Northern Prairie Wetlands" in Journal of Freshwater Ecology |
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Duffy, Walter G. |
1995 |
"The impact of phorate on the genetic diversity of wetland aquatic invertebrates" in Journal of the Minnesota Academy of Science |
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Duffy, Walter G. |
1995 |
"Influence of Vegetated Wetlands on the Water Quality of Two Glacial Prairie Lakes" in Journal of the Minnesota Academy of Science |
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Duffy, Walter G. |
1995 |
"Food Habits of Channel Catfish in Lake Oahe, South Dakota" in Journal of Freshwater Ecology |
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Duffy, Walter G. |
1995 |
"Monthly and Size-Related Changes in the Diet of Rainbow Trout in Lake Oahe, South Dakota" in Journal of Freshwater Ecology |
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Duffy, Walter G. |
1996 |
"The effect of phorate on wetland macroinvertebrates" in Environmental Toxicology and Chemistry |
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Duffy, Walter G. |
1996 |
"Evaluation of Four Wetland Aquatic Invertebrate Samplers and Four Sample Sorting Methods" in Journal of Freshwater Ecology |
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Duffy, Walter G. |
1996 |
"Caloric Densities of Three Predatory Fishes and Their Prey in Lake Oahe, South Dakota" in Journal of Freshwater Ecology |
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Duffy, Walter G. |
1996 |
"An Efficient Method for Setting Gill Nets under Ice" in North American Journal of Fisheries Management |
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Duffy, Walter G. |
1997 |
"Food habits of walleye in Shadehill Reservoir, South Dakota" in Journal of Freshwater Ecology |
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Duffy, Walter G. |
1998 |
"Uptake of dissolved organic carbon (DOC) by Daphnia pulex" in Journal of Freshwater Ecology |
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Duffy, Walter G. |
1998 |
"Population dynamics, production and prey consumption by fathead minnows (Pimephales promelas) in prairie wetlands: a bioenergetics approach" in Canadian Journal of Fisheries and Aquatic Sciences |