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 ...

One of the enduring ichthyological mysteries is how migratory fish know when it is time to move from their winter to summer habitats. The ability to tell when the seasons are changing is crucial for a ...

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 ...

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

Member of the UC Santa Cruz Fisheries Collaborative Program holds a live adult Chinook salmon from the Sacramento River in 2022. (Photo by Jeremy Notch) Imagine a world where just six out of every 100 ...

World Fish Migration Day, a global event held every two years in May, is often associated with coastal communities that depend on annual movements of commercially and recreationally attractive fish ...

As monsoon rains trigger the annual Oothakayattam fish migration in Kerala, authorities have launched a statewide crackdown ...