Each year around January the Gov't of Quebec releases information on the Atlantic salmon returns, live release rates, etc. Document in French, but not difficult to decipher for English-speakers. This document is about 154 pages in length. Note that QC uses a series of zones for its rivers. Table 16 (by River) on p.26 to p.28. From p.38, tables for each river available.
Join the St. Croix River Alewife Migration June 8th, 2012
On Saturday, June 9, groups and individuals concerned about the future survival of native alewives (gaspereau) on the St. Croix River will symbolically escort this historically and ecologically important fish up the river.