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anadromous fish

This tag is associated with 3 posts

Solving Big Dam Problems

The US has a lot of dams. Probably far more than you ever imagined possible. Many of these dams are around 100 years old. How long does it take to restore a riverine ecosystem to a more natural state after a century of alteration by a dam? Scientists addressed a portion of this question by […]

Cohos in Dirty Water: Salmon and Pollution

Coho salmon are one of the six species of Pacific salmon. They can be found from California to Alaska, but from California to Oregon their populations are in bad shape. A new study in Applied Ecology tries to determine if pollution from urban runoff may be partly to blame. Derrick AlcottDerrick is pursuing a Ph.D. […]

Protecting Hometown Herring

River herring are anadromous fish, which means they live most of their life in the ocean but spawn in freshwater streams and rivers. Recent decades have seen a massive decline in river herring populations caused primarily by over-harvesting and decreased access to spawning habitat. These fish are now largely protected in freshwater systems during their […]

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