New science could benefit sockeye – Transmitters a half-inch long implanted in 4- to 6-inch juveniles and a network of antennae are revealing secrets about why half of all Idaho sockeye die before they ever get to a dam. But about 10 percent more sockeye salmon from the Sawtooth Hatchery in the Sawtooth Valley vanish shortly after their release than do fish from the Oxbow Hatchery along the Snake River transported to the same release site below Redfish Lake. Why the difference? Turns out,,, continued

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