Related topics: great lakes

Scientists: Timber in Lake Michigan centuries old (Update)

A wooden beam embedded at the bottom of northern Lake Michigan appears to have been there for centuries, underwater archaeologists announced Tuesday, a crucial finding as crews dig toward what they hope is the carcass of ...

Underwater CO2 shows potential as barrier to Asian carp

As the Asian carp population grows and the threat of the invasive species entering Lake Michigan through one of the Chicago canals is monitored, a University of Illinois researcher believes using two barrier methods is better ...

Judge focuses on carp DNA in lawsuit over locks

(AP) -- The reliability of DNA testing suggesting Asian carp may already be in waterways near Lake Michigan was the focus of final arguments Monday in a lawsuit seeking the closure of Chicago-area shipping locks to halt ...

Asian carp found close to Lake Michigan, past barriers

A 19-pound Asian carp has been found near the shore of Lake Michigan, above a navigation lock that regional political leaders had been demanding the Army Corps slam shut to try to keep the invaders out of the world's largest ...

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