Invasive species ride tsunami debris to United States shore

This June 6 photo shows Sue Odierno, of Salishan, Ore., looking at the massive dock from Japan that washed ashore on Agate Beach near Newport, Ore. Scientists are concerned that tsunami debris like this could be a new avenue for invasive species arriving on the West Coast.

(AP) - When a floating dock the size of a boxcar washed up on a sandy beach in Oregon, beachcombers got excited because it was the largest piece of debris from last year’s tsunami in Japan to show up on the West Coast.

But scientists worried it represented a whole new way for inv...

Published: 06/10/2012