8057

• UCREFRP Catalog Number: 8057
• Author: Bennett, J. R., D. A. Krieger, T. P. Nesler, L. E. Harris and R. B. Nehring.
• Title: An Assessment Of Fishery Management And Fish Production Alternatives To Reduce The Impact Of Whirling Disease In Colorado.
• USFW Year: 1996.
• USFW - Doc Type: Denver, Colorado.
• Copyright Material: NO

IX. ACTION PLAN
DOW ACTION: 1984 to present
Strategy Tasks 1984 To Present
Hired first full-time certified fish pathologist APRIL 1984; 1 FTE; $20,000
operations contract with U.S.Fish and
Wildlife Service (USFWS)
Myxobolus cerebralis found in Colorado NOVEMBER 1987;
Leased building for whirling disease (WD) lab in Fort Morgan JANUARY 1988; 24 months
temporary time; USFWS loaned us a
fish pathologist for 18 months at no
cost to help with the project
Effort expended to determine the extent of WD in Colorado NOVEMBER 1987 through JULY
1988; 7600 hours of labor, $172,000
Operation and personnel assigned to the Fish Health Lab; costs do 1989 through 1990; 1 FTE; 24
not include labor provided by biologists and law enforcement months temporary; Total
personnel to collect samples and insure compliance appropriation approximately $84,000
per year
Senate bill 90-67 passed which provided increased funding and 1990; Increased staff by 1.5
personnel for the fish health program. Moved into new larger permanent FTEs; also allowed for
laboratory in Brush compliance officer; Total
appropriation $151,000 plus $24,000
for capital equipment
WD suspected in loss of year classes in Colorado River 1993-94
Research efforts: 1994-96; 2 FTEs/year;3 temporary
1. Study Colorado River FTEs/year, total appropriation minus
2. Study affect of WD on other WD-positive rivers administrative overhead,
3. Study effect of stocking fish from WD-positive hatcheries in approximately $284,000/year
positive streams and not stocking fish from positive hatcheries in
positive streams.
4. Determine the susceptibility of different species of trout to WD.
5. Determine distribution and abundance of tubifex worms in
relation to Colorado River native cutthroat habitat.
6. Gas saturation study
Fish Health Laboratory Activities:
1. Hired new pathologist (DVM) 1 FTE funded by the CSU Fish. Coop
2. Determined infectivity rate at individual state hatcheries unit; $33,700/year
3. Laboratory studies on interrelationship between WD and other 4 FTEs; 5 Temporary FTEs; Total
stressors appropriation minus administrative
4. Increased sampling capabilities at laboratory overhead $400,000/year; capital
equipment $34,000
5 Temporary FTEs
UV Installation at Fish Hatchery $350,000
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