Drifters versus residents: assessing size and age differences in Atlantic salmon ( Salmo salar ) fry

• Published in: Canadian Journal of Fisheries and Aquatic Sciences
• Main Authors: Bujold, Valérie, Cunjak, Richard A, Dietrich, Jason P, Courtemanche, David A
• Format: Article in Journal/Newspaper
• Language: English
• Published: Canadian Science Publishing 2004
• Subjects: Aquatic Science; Ecology, Evolution, Behavior and Systematics; Canada; Gros Morne National Park; Western Brook; Atlantic salmon; Newfoundland; Salmo salar
• Online Access: http://dx.doi.org/10.1139/f03-162; http://www.nrcresearchpress.com/doi/pdf/10.1139/f03-162

Some young-of-the-year Atlantic salmon (Salmo salar) have a tendency to drift soon after emergence from the gravel, whereas others, called resident fry, set up and defend territories. Little is known about the mechanisms regulating this strong tendency to drift soon after emergence, a phenomenon tha...