Recent testing of waters near Lake Michigan has netted genetic
evidence of the presence of Asian carp for a third consecutive year.
The U.S. Army Corps of Engineers reported 17 positive results
of Asian carp environmental DNA (eDNA) from 114 water samples taken
out of Lake Calumet and the Little Calumet River, both located on
Chicago’s far South Side, late last month.
The findings
were the strongest proof in two years of the existence of the invasive
species within the Chicago area, according to USACE Fishery Biologist
Kelly Baerwaldt, who said the results marked the highest number of
positive hits for a single day since the agency began taking samples in
2009.
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