translate English to French: However, this ﬁsh appears to no longer exist in the Ausable, Châteauguay and Yamaska watersheds and has declined dramatically in the St. Lawrence River.
Cependant, il semble que ce poisson ait disparu des bassins hydrographiques des rivières Ausable, Châteauguay et Yamaska et qu’il a nettement décliné dans le ﬂeuve Saint Laurent.