In the news: More evidence of Asian carp found above electric fish barrier

Posted July 21st, 2011 in Aquatic Invasive Species, News

From the Milwaukee Journal Sentinel:

Even as the federal government insists its electric fish barrier is working just fine, evidence of Asian carp above that barrier continues to roll in.

With no fanfare, the U.S. Army Corps of Engineers posted on its website this week news that nine water samples taken above the barrier in recent weeks have tested positive for the giant, jumping fish. The federal government is spending tens of millions of dollars to keep them out of the Great Lakes.

Seven of those positive “environmental” DNA tests – taken between May 10 and June 27 – came from Lake Calumet south of downtown Chicago, a body of water that has a direct connection to Lake Michigan. Read more.

IISG Instagram

Celebrate Earth Day with freshwater science and good conversation! Join Illinois-Indiana Sea Grant, the Northwestern Center for Water, Loyola University researcher Tim Hoellein, and IISG’s Sarah Zack for Science Sips: Trash Talk about Chicago Waterways. Learn what research reveals about litter and trash in Lake Michigan and Chicago waterways and what we can do to help.
Plus, enjoy Great Lakes trivia games!

📅 April 22, 2026
⏰ 7–9 PM
📍 Sketchbook Brewing Company, Evanston Tap Room

Come curious and ready to test your Great Lakes knowledge!

12 0
Open post by ilinseagrant with ID 18580460566014726
Celebrate Earth Day with freshwater science and good conversation! Join Illinois-Indiana Sea Grant, the Northwestern Center for Water, Loyola University researcher Tim Hoellein, and IISG’s Sarah Zack for Science Sips: Trash Talk about Chicago Waterways. Learn what research reveals about litter and trash in Lake Michigan and Chicago waterways and what we can do to help.Plus, enjoy Great Lakes trivia games!📅 April 22, 2026⏰ 7–9 PM📍 Sketchbook Brewing Company, Evanston Tap RoomCome curious and ready to test your Great Lakes knowledge!

Looking for a fun way to teach about marine debris? Check out Me and Debry, which is a whimsical, 30‑minute, audience‑participation play created for @UWiscSeaGrant. It helps students explore what marine debris is, why it matters, and how we can make a difference in the Great Lakes.

The full script (English) and participation scripts (English, Spanish, and Hmong) are free to use, along with marketing materials for performances.

Bring learning to life and start a conversation about litter in our waters!

Check it out at the link in bio.

#TeachingTuesday

10 0
Open post by ilinseagrant with ID 18104492783310070
Looking for a fun way to teach about marine debris? Check out Me and Debry, which is a whimsical, 30‑minute, audience‑participation play created for @UWiscSeaGrant. It helps students explore what marine debris is, why it matters, and how we can make a difference in the Great Lakes.The full script (English) and participation scripts (English, Spanish, and Hmong) are free to use, along with marketing materials for performances.Bring learning to life and start a conversation about litter in our waters!Check it out at the link in bio.#TeachingTuesday

Do you work or live along the Great Lakes coasts? Watch our newly released video series collection, containing several short videos that overview the range of coastal protection options in the Great Lakes, including:

- Natural processes in the Great Lakes
- Hard coastal protection structures and how they interact with/alter natural processes
- Nature-based coastal solutions in the Great Lakes, ranging from green to gray approaches

Find our two new video series at the link in bio.

10 0
Open post by ilinseagrant with ID 18075599984541727
Do you work or live along the Great Lakes coasts? Watch our newly released video series collection, containing several short videos that overview the range of coastal protection options in the Great Lakes, including:- Natural processes in the Great Lakes- Hard coastal protection structures and how they interact with/alter natural processes- Nature-based coastal solutions in the Great Lakes, ranging from green to gray approachesFind our two new video series at the link in bio.