Asian carp, feared and despised as a threat to native fish and other aquatic life in the United States, are an important food source and are revered for their courage and stamina in swimming upstream in flooding rivers in China. And, while the carp seem to be expanding their range in the United States, they … Read more
Keeping Asian carp from entering the Great Lakes in the Chicago area could cost $18 billion and take 25 years to put into practice, a new Army Corps of Engineers study concludes. Read a New York Times article on the research. Read the study, itself. Watch a video of an October 2013 Freshwater lecture by … Read more
Scientists say that, for the first time, they have found evidence of Asian carp reproducing within the watershed surrounding one of the Great Lakes. Four grass carp caught by a commercial fisherman in October 2012 in the Sandusky River in Ohio were extensively analyzed by U.S. Geological Survey scientists. By examining bones, known as otoliths, … Read more
Sixty-three percent of Minnesota voters are concerned about Asian carp spreading into state rivers and lakes, according to a new public opinion poll commissioned by a coalition of groups fighting to keep the carp from advancing up the Mississippi River. On the key policy question of closing the locks that allow boats to move up … Read more
New analyses for Asian carp DNA in water samples from the Mississippi and St. Croix rivers showed little evidence of bighead and silver carp, researchers announced in a report released Thursday, April 4, 2013. The joint effort by scientists from the new Minnesota Aquatic Invasive Species Research Center at the University of Minnesota (MAISRC), U.S. … Read more
A 47-pound bighead carp was caught in a seine net by commercial fishermen on Nov. 16, in Lake Pepin near Frontenac, the Minnesota Department of Natural Resources announced on Nov. 21. Bighead carp, members of the Asian carp family, are nonnative species that can cause serious ecological problems as they spread into new waters. While … Read more
The Freshwater Society blog publishes a digest of important regional, national and international articles and research on water and the environment. Scan the articles here, then follow the links to read the articles in their entirety where they originally were published. Does fracking contaminate water? Read a good q-and-a discussion of allegations that hydraulic fracturing … Read more
The Freshwater Society blog publishes a digest of important regional, national and international articles and research on water and the environment. Scan the articles here, then follow the links to read the articles in their entirety where they originally were published. Hypoxia Task Force looks to reduce nitrogen The drought has temporarily done this year … Read more
The Freshwater Society blog publishes a digest of important regional, national and international articles and research on water and the environment. Scan the articles here, then follow the links to read the articles in their entirety where they originally were published. House bill threatens wilderness protection Language in a Sportsmen’s Heritage Act, passed two months … Read more
The Freshwater Society blog publishes a digest of important regional, national and international articles and research on water and the environment. Scan the articles here, then follow the links to read the articles in their entirety where they originally were published. Asian carp’s back-door route to Minnesota There’s a back door for Asian carp to … Read more
