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Endangered species dilemma: Protect whales or salmon they eat?

Posted by: Maven on March 19, 2010 at 6:38 am

From the Fresno Bee:

“When it comes to dinner, Puget Sound’s killer whales show no respect for international boundaries.

It’s long been known that their favorite meal is Chinook salmon. However, using new genetic tests on the orcas’ feces, and fish tissue and scales taken from the waters near where the whales are feasting, scientists say that as much as 90 percent of the Chinook they eat are from Canada’s Fraser River.

Though the dietary habits of killer whales may not seem like a big deal, the orcas and various salmon species are protected on both sides of the border. Efforts to revive endangered species that share the same ecosystem can become intertwined.

“It is fascinating the whales specialize in a particular species, and the species they focus on is one of the rarer ones and in some case protected,” said Michael Ford, the director of the conservation biology division at the National Marine Fisheries Science Center in Seattle. “Recovery of the whales could be dependent on the recovery of salmon. It is all related.” … “

Continue reading this article from the Fresno Bee by clicking here.

March 19, 2010 · Filed Under Wildlife & Endangered Species

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