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Established in 1897 by the U.S. Fish and Wildlife Service, Erwin National Fish Hatchery produces approximately 16 million disease-free eggs annually from three strains of rainbow trout and one strain of brook trout  broodstock broodstock
The reproductively mature adults in a population that breed (or spawn) and produce more individuals (offspring or progeny).

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. These eggs are shipped to other Federal, State and Tribal hatcheries to support fishery management efforts. The station also provides eggs to research centers, classrooms, and universities. Broodstock operations are performed in a manner that will preserve or optimize the genetic diversity of hatchery fish. In addition, Erwin NFH is part of long term efforts to restore populations of Southern Appalachian Brook trout and freshwater mussels.  

The national broodstock program was established in 1970 to support healthy sustainable fisheries in waterways across the country. Every year the national broodstock program provides about 60 million fish eggs that are hatched and raised by our partners to meet their conservation and management...