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

Finger Rock Rearing Unit
Location: The unit is located 3 miles south of the town of Yampa in Routt County.
Physical Structure: Five earthen ponds with a total surface are of 4.66 acres and two long
raceways.
Water Supply: Two springs greatly influenced by irrigation, summer flows 6.3 cfs and winter
flows 2.8 cfs. Water temperature varies from 42°F to 50°F. A second source of water is
Pony Creek, but this source is seldom used.
Number of Personnel: Two permanent FTE's with supervision provided from the Rifle Falls
hatchery. The unit also has 10 months of temporary time.
Species Reared: rainbow trout, Snake River cutthroat, and Emerald Lake cutthroat
Three-year production average: 273,000 catchable with an average size of 9.95 inches and
41,600 subcatchables with an average size of 2.32 inches.
Operating Costs: $166,858
Operating Costs per Inch Planted: $0.059
Fish Health History: 1978 - ERM; 1994 - whirling disease
Current Health Status: whirling-disease positive
Glenwood Springs Hatchery
Location: The hatchery is located on Mitchell Creek near the town of Glenwood in Garfield
County.
Physical Structure: One hatchery building capable of holding 21 million eggs and hatching 5
million eggs, 12 nurse basins, and one series of raceways containing eight connecting units.
Water Source: Springs adjudicated for 3.75 cfs and a diversion on Mitchell Creek that is adjusted
for 4.52 cfs. Water temperature from both sources varies from 34°F to 50°F.
Number of Personnel: Four permanent FTE's. The supervisor is responsible for both Glenwood
and Crystal River. Sixteen months of temporary time are also split with Crystal River.
Species Reared: rainbow trout, kokanee, mackinaw, Colorado River cutthroat (A-strain), brook
trout, and splake
Three-Year Production Average: 549 catchables at an average size of 20.37 inches (surplus
brood fish) and 3 million subcatchables at an average size of 1.85 inches.
Operating Costs: $196,335
Operating Cost per Inch Planted: $0.036
Fish Health History: 1975 - BKD; 1987 - ERM
Current Health Status: Specific pathogen free
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