Maine removes 60-year-old river barrier to reopen migration route for rare Atlantic salmon

SignalsMonitor is following this as a general story. Times of India World is the outlet attached so far. The first report grouped here was at 21 Sept 2026, 17:33 UTC. The headline in use is “Maine removes 60-year-old river barrier to reopen migration route for rare Atlantic salmon”. This note is SignalsMonitor's own briefing, not the publisher's article.