May 29—On World Fish Migration Day Saturday, in the underwater viewing room at Manchester's Amoskeag Fishways, curious minds age 4 and older were transfixed by a riverside show. Merrimack River ...

The Boise River flow is still too high for safe floating because water is being released to help with downstream fish ...

The Fish Migration Celebration focuses on five species of local migrating fish that are returning from the ocean to spawn in ...

Hidden beneath the surface of the world's rivers, some of Earth's great animal movements unfold—migrations that rival, in sheer biomass, the famous mass movements of zebra and wildebeest across the ...

World Fish Migration Day, a global event held every two years in May, is often associated with coastal communities that ...

The short river in York County is one of the most heavily-dammed waterways in Maine that doesn't have any fish passage.

Fish migration to temperate reefs is a glimpse of the future: even warmer waters, shifting species ranges and new species interactions. Our results suggest these new species interactions and ...

Utrecht’s "fish doorbell" lets online viewers help fish migrate by signaling authorities to open a river lock. The project, now in its fifth year, has attracted millions of viewers who enjoy its mix ...

The Big River Watch has uncovered numerous undiscovered barriers inhibiting fish migration.

Europe’s rivers are carrying a quiet conservation warning. With nearly six in ten native freshwater fish species now of ...