Marine Life Still Hitchhiking On Tsunami Debris 5 Years Later

Marine life still hitchhiking on tsunami debris 5 years laterAs debris from the March 2011 earthquake and tsunami disaster in northeast Japan wended its way over the Pacific Ocean's currents, concerns about potential radioactive contaminants following the Fukushima Daiichi nuclear plant disaster briefly gripped residents of Hawaii and North America's west coast.

Fewer paid attention to the living things clinging to the debris and their capacity to harm marine ecosystems unaccustomed to their presence.

Five years later, debris is still washing up, and scientists have begun to explore whether the invasive species have become established in North America.