Document Type: Regular Paper
Affiliations: 1: Redpath Museum and Department of Biology, McGill University, 859 Sherbrooke Street West, Montréal, Québec H3A 2K6, Canada 2: S.O. Conte Anadromous Fish Research Center, US Geological Survey-Leetown Science Center, P. O. Box 796, One Migratory Way, Turners Falls, MA 01376, U.S.A.
Publication date: November 1, 2007