Feeding habits of the Dolly Varden, Salvelinus malma (Walbaum), at Chignik, Alaska
Roos JF. 1959. Feeding habits of the Dolly Varden, Salvelinus malma (Walbaum), at Chignik, Alaska. Transactions of the American Fisheries Society. 88(4):253-260
A journal article containing information on the feeding habits of Dolly Varden. Stomach contents of 5,050 Dolly Varden were examined during the summer of 1955 and 1956 to determine the extent of predationj by the species upon young sockeye (red) salmon. of 5,050 stomachs examined, 2,667 were empty. Of those containing food, 73.2 percent contained insects, and 9.0 percent sockeye salmon. In all, the 211 Dolly Varden which had been feeding on young sockeye had consumed 649 salmon for an average of 0.1 sockeye for all Dolly Varden examined.
- Type
- Journal Article
- Authors
- Roos, John
- Units
- ANIA , KATM
- Keywords
- Alaska, Chignik Alaska, Dolly Varden, Feeding Habits, Fish, Fishery