'Fish drone' shows what it's like for salmon swimming through dams

Think about what it must be like to be a salmon.

You can complain about your commute to work, littered with potholes, missed public transportation and spilt coffee, but consider the first trip a juvenile salmon has to make.

From far upstream, the fingerlings make the trek to open ocean, dodging predatory birds, fish and sea lions along the way. And there's a good chance they're dodging turbine blades and swirling around in man-made currents from hydroelectric dams.

SEE ALSO: Watch this 'salmon cannon' shoot endangered fish through a tube — to save them

It all sounds rough. But what does it feel like? That's where Sensor Fish comes in. Read more...

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