Five years after a massive earthquake struck Japan and triggered a tsunami that is still washing debris onto the West Coast of the United States, scientists are unsure whether any of the 200-plus non-native species that hitchhiked over on that debris have gained a foothold in Northwest waters.

Source:: http://www.wateronline.com/doc/five-years-tsunami-scientists-cross-fingers-invasive-species-establishment-0001?atc~c=771+s=773+r=001+l=a