Alagnak Watershed Rainbow Trout Seasonal Movement
Meka JM, Knudsen EE, Douglas DC. 1999. Alagnak Watershed Rainbow Trout Seasonal Movement
Adult ranbow trout were radio-tagged in two locations in the Alagnak River drainage in 1997 and 1998 and radio-tracked until March 1999. The elemetry data indicate the two different sample groups exhibited independent movements with little geographic overlap. However, some tagged fish from each sample group migrated downstream to the same general area during the spaining season. Rainbow trout within each sample group may have evolved the observed seasonal movemnet patterns to optimize food availability during the summer and thermal refugia in the winter.
- Type
- Published Report
- Authors
- Meka, Julie; Knudsen, Eric; Douglas, David
- Date of Issue
- 1999
- Units
- KATM
- Keywords
- Alagnak watershed, Fish, IAR, Monitoring, Movement, Radio Telemetry, Rainbow Trout, Seasonal movement