to fight 'monster fish'
Chicago Sun Times
million, sturdier second barrier will be erected in the
effort to keep Asian carp out of Lake Michigan, state
officials said Thursday.
electrified barrier will supplement one that began operation
last spring at Romeoville in the Chicago Sanitary and
Ship Canal. The older device's electrodes are expected
to last two or three years.
destructive creatures are moving ever closer, and we must
do what we can to stop them in their tracks before it
is too late," said Brent Manning, director of the
Illinois Natural Resources Department.
U.S. Army Corps of Engineers will start construction next
spring, with completion expected in six to eight months.
The state's share of the project is $2 million.
exotic carp species grows fast, reaching 12 pounds in
its first year and weighing up to 110 pounds as an adult.
Females lay as many as a million eggs apiece.
carp compete with almost all other young fish for food
and may become dominant. They have become the most common
species of fish in some sections of the Mississippi River.
Great Lakes are a prime target for these monster fish,"
said Mike Conlin, fisheries chief for the Natural Resources
Department. "They will not be deterred by colder
waters, and in fact may prefer these waters used by trout
carp were spotted this summer in the upper Illinois River,
less than 25 miles from the electric barrier and within
55 miles of Lake Michigan.
for a $300,000 backup generator were announced last month.