Multiple generalist morphs of Lake Trout: Avoiding constraints on the evolution of intraspecific divergence?

• Published in: Ecology and Evolution
• Main Authors: Louise Chavarie, William J. Harford, Kimberly L. Howland, John Fitzsimons, Andrew M. Muir, Charles C. Krueger, William M. Tonn
• Format: Article in Journal/Newspaper
• Language: English
• Published: Wiley 2016
• Subjects: arctic; mixSIAR; niche partitioning; polymorphism; Ecology; QH540-549.5; Arctic; Great Bear Lake; Lake May
• Online Access: https://doi.org/10.1002/ece3.2506; https://doaj.org/article/aa6be99c9d604b6fa5c2b6c360acb54c

Abstract A generalist strategy, as an adaptation to environmental heterogeneity, is common in Arctic freshwater systems, often accompanied, however, by intraspecific divergence that promotes specialization in niche use. To better understand how resources may be partitioned in a northern system that...