In fact, the water is so hot ... dams aren't the main reason salmon aren't doing well. They point to changing temperatures in the Pacific Ocean and a lack of shade along the river.

SALMON, Idaho — When Lewis and ... One day we pulled off for a short hike up to a hot spring, the rough-hewn pool fortified by river rocks and mortar. Then it’s back on the river, navigating ...

IDAHO, USA — When Paula Wolfson signed up to raft the Main Salmon River for her 70th birthday ... Ellsworth said the water was the safest option. Hot and blustering winds were also a problem ...

Salmon are cold-blooded, meaning they can’t regulate their internal temperature. When the river gets above 65 degrees Fahrenheit, that’s a problem. When it’s too hot, Von Biela said ...