COLUMBIA FALLS — The Downeast Salmon Federation invites the community to celebrate spring at its 24th Annual Smelt Fry & Fisheries Celebration on Saturday, April 25 from 11 a.m. to 3 p.m. in Columbia Falls. A beloved Downeast tradition for more than two decades, the Smelt Fry brings together families, neighbors and visitors to enjoy a classic Maine meal while celebrating the region’s rivers, fisheries and coastal heritage. Held across downtown C…