Study Stresses Importance Of Prey Availability For Coho Smolts As Streams Warm

To a certain extent, coho salmon smolts can withstand temperatures somewhat higher than previously thought to be optimal for survival and growth, and, in fact, will even grow faster and larger in higher temperatures, although survival may drop. However, the important variable in their growth over summer periods is the availability and abundance of invertebrate prey for the young salmon to eat, according to a recent study.

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