Now in its early planning stages, the Fish and Wildlife Service’s rat eradication campaign is targeting a total of four islands located hundreds of miles apart in the long Aleutian chain.

The Aleuts, who call themselves Unangan, lived in the Aleutian Islands off the coast of mainland Alaska. Some anthropologists believe their ancestors migrated to the Aleutians 7,000 years ago.

ThayerMahan, a world leader in providing autonomous maritime surveillance solutions for the defense and offshore wind energy sectors, provided its advanced synthetic aperture sonar to a research team ...