2007 Fish Culture Section Annual Report
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2007 FISH CULTURE SECTION ANNUAL REPORT FISHERIES BUREAU CONSERVATION & RECREATION DIVISION PERIOD COVERED: JANUARY 1, 2007 – DECEMBER 31, 2007 IOWA DEPARTMENT OF NATURAL RESOURCES RICHARD A. LEOPOLD, DIRECTOR Federal law prohibits employment discrimination on the basis of race, color, age, religion, national origin, sex or disability. State law prohibits employment discrimination on the basis of race, color, creed, age, sex, sexual orientation, gender identity, national origin, religion, pregnancy, or disability. State law also prohibits public accommodation (such as access to services or physical facilities) discrimination on the basis of race, color, creed, religion, sex, sexual orientation, gender identity, religion, national origin, or disability. If you believe you have been discriminated against in any program, activity or facility as described above, or if you desire further information, please contact the Iowa Civil Rights Commission, 1-800-457-4416, or write to the Iowa Department of Natural Resources, Wallace State Office Bldg., 502 E. 9th St.,Des Moines, IA 50319. If you need accommodations because of disability to access the services of this Agency, please contact please contact Director Richard Leopold at 515-281-5918. COVER: Over 12 ½” of rain fell overnight on August 23rd in the hatchery vicinity resulting in flooding of the Chariton River behind the hatchery and inundation of the sewage lagoons and pollution ponds. 2007 FISH CULTURE SECTION COMPLETION REPORT Prepared by: Chris Clouse Natural Resources Biologist Scott Gritters Natural Resources Biologist Brian Malaise Natural Resources Biologist David Marolf Natural Resources Biologist Andy Moore Public Service Executive 2 Donna Hanen Muhm Natural Resources Biologist Gary Siegwarth Natural Resources Biologist Ken Snyder Natural Resources Biologist Gary Sobotka Natural Resources Biologist Dave Walljasper Natural Resources Biologist Mike Mason Fish Culture Section Supervisor CONSERVATION & RECREATION DIVISION Iowa Department of Natural Resources Richard A. Leopold, Director i TABLE OF CONTENTS Fish Culture Section Introduction......................................................................................................................... 1 Fish Production and Costs .............................................................................................. 2 Fish Trades.......................................................................................................................... 2 Work Time Expenditures................................................................................................ 3 Public Relations and Aquatic Education .................................................................... 3 Other Activities.................................................................................................................. 3 Big Spring Hatchery Personnel.............................................................................................................................. 7 Introduction......................................................................................................................... 8 Production Techniques .................................................................................................... 8 Methods................................................................................................................................ 8 Results .................................................................................................................................. 10 Events and Projects........................................................................................................... 12 Decorah Hatchery Personnel.............................................................................................................................. 15 Introduction......................................................................................................................... 16 Production Techniques .................................................................................................... 16 Production ........................................................................................................................... 17 Fish Health .......................................................................................................................... 18 Calculating Production Costs ........................................................................................ 19 Stocking ............................................................................................................................... 20 Aquatic Education............................................................................................................. 21 Hatchery Projects in 2007............................................................................................... 22 Hatchery Projects for 2008............................................................................................. 22 Manchester Hatchery Personnel.............................................................................................................................. 25 Introduction......................................................................................................................... 26 Production Techniques .................................................................................................... 26 Fish Health .......................................................................................................................... 27 Domestic Trout Production ............................................................................................ 28 French Creek Brown Trout Production....................................................................... 30 Wild Brook Trout Production........................................................................................ 31 Anglers Counts of Areas Stocked................................................................................. 32 Major Projects .................................................................................................................... 34 Fairport Hatchery Personnel.............................................................................................................................. 35 Introduction......................................................................................................................... 36 Walleye Fry Production Techniques ........................................................................... 36 Walleye Fingerling Production Techniques .............................................................. 37 Walleye Production Results and Cost ......................................................................... 38 Largemouth Bass Fingerling Production Techniques............................................. 38 Largemouth Bass Fingerling Production Results and Cost .................................. 39 Bluegill Production Techniques.................................................................................... 39 Bluegill Production Results and Cost.......................................................................... 40 White Amur Production Techniques ........................................................................... 40 ii TABLE OF CONTENTS (continued) White Amur Production Results and Cost ................................................................. 40 Northern Pike Production Techniques ........................................................................ 41 Northern Pike Production Results and Cost .............................................................. 41 Goldfish Production Techniques .................................................................................. 41 Goldfish Production Results and Cost ........................................................................ 41 Koi Carp Production Techniques ................................................................................. 42 Koi Carp Production Results and Cost ....................................................................... 42 Farm Pond Stocking ......................................................................................................... 42 Guttenberg Hatchery Personnel.............................................................................................................................. 45 Introduction......................................................................................................................... 46 Methods................................................................................................................................ 46 Results .................................................................................................................................. 48 Discussion ........................................................................................................................... 48 Mount Ayr Hatchery Personnel.............................................................................................................................. 51 Introduction......................................................................................................................... 52 Bluegill Overwintering Production Techniques....................................................... 52 Bluegill Overwintering Production Results and Cost............................................. 52 Largemouth Bass Over-Wintering Production Techniques.................................