Salmon Under Threat (IMAGE) University of California - Davis Caption California Chinook salmon face many threats, but a new study predicts that climate change alone could finish them off as streams become too warm for spawning. Spawning salmon in Butte Creek, above Centerville, Calif. Credit Allen Harthorn, Friends of Butte Creek Usage Restrictions May be used with credit. License Licensed content Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.