Items where Subject is "Endangered fish"

Departmental Report

(2020) Iowa Fish, ID Guide, 2020. Natural Resources, Department of

(1979) Biological Control of Nuisance Aquatic Vegetation by Grass Carp prepared by Larry Mitzner, 1979. Natural Resources, Department of

(1977) A Compendium of Fishery Research in Iowa, April 1977. Natural Resources, Department of

(1976) Larval Walleye and Yellow Perch Population Dynamics in Spirit Lake and the Contribution of Stocked Sac-Fry to the Larval Walleye Density, 1976. Natural Resources, Department of

(1975) Identification of Flathead, Channel & Blue Catfish, 2020. Natural Resources, Department of

(1972) Population Studies of Bigmouth Buffalo in Coralville Reservoir with Special Reference to Commercial Harvest,. Natural Resources, Department of

(1970) Mercury Concentrations in Surface Waters Public Water supplies and Catfish in Iowa submitted to the Iowa Water Pollution Control Commission by the State Hygienic Laboratory, November 5, 1970. University of Iowa

(1970) Pesticides in the Edible Portion of Fish from Iowa Waters by the State Hygienic Laboratory in cooperation with the Iowa State Conservation Commission, March 31, 1970. University of Iowa

(1970) Population Dynamics of Smallmouth Bass in the Maquoketa River and other Iowa Streams, 1978. Natural Resources, Department of

(1969) Radiation Monitoring of Iowa Surface Waters by Robert Graybeal & R.L. Morris, October 28, 1969. University of Iowa

(1967) Hyperactivity, Blood Lactic Acid and Mortality in Channel catfish by Charles W. Caillouet, Jr, April 1967. Iowa State University

(1070) Pesticide Levels in Fish from Iowa Streams by R. L. Morris, Lauren Johnson, November 9, 1970. University of Iowa

Other

(2001) Recent Observations of the Distribution and Status of Bluntnose Darters and Crystal Darters in Iowa. Natural Resources, Department of