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The Indus River Dolphin: A Redefined Species
4:33
For years, many have raised a question about whether river dolphins in South Asia—which live on either side of Indian sub-continent—are the same species or different species. New analysis by an international team has answered this once and for all.
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Species in the Spotlight: Sacramento River Winter-Run Chinook
5:00
The Sacramento River system is home to the only winter-run Chinook salmon in the world. This unique population is cut off from its historical spawning and rearing habitat, and faces many other threats, but efforts are underway to help it recover.
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Salmon on the High Seas: Unlocking the Mysteries of Salmon in the North Pacific
4:45
Scientists are surveying the Gulf of Alaska to find out more about Pacific salmon (Chinook, Coho, sockeye, chum and pink salmon). The information they gather will help managers plan for changes these populations will face due to climate change.
