Experts: Idaho hatchery built to save salmon is killing them

A relatively new $13.5 million hatchery intended to save Snake River sockeye salmon from extinction is instead killing thousands of fish before they ever get to the ocean, and fisheries biologists in Idaho think they know ...

Groups plan lawsuit following Columbia Basin salmon die-off

Three environmental groups and two commercial fishing advocacy groups say they will file a lawsuit against the federal government over heat-related fish kills in the Columbia River Basin in the Pacific Northwest.

$700 million plan to help salmon habitat faces new challenge

A massive federal habitat restoration effort in the Columbia River Basin has spent more than $700 million on breaching levies, restoring tidal channels, reconnecting floodplains and other actions meant to boost salmon and ...

It's all in the genes—including the tracking device

Parentage-based tagging (PBT) is an emerging genetic-based fish tagging method that involves genotyping hatchery broodstock. PBT is a passive non-invasive approach to stock identification because the parents, not the offspring, ...

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