Animals
Electronic 'Fish' Helps Us Understand the Trials of Salmon Migration
Young salmon have a lot to deal with after first being brought into the world. Leaving the safety of their spawning pools, these fish have to dodge predatory birds, bears, sea lions, and even the dangerous turbines of hydroelectric dams during their trek to the ocean. Now researchers have fashioned a new sensor that could help them determine how to make that last part a bit easier.
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