April 1, 2008 - MPR’s Bob Kelleher reports that there are urgent new efforts to keep a virus that's deadly to many kinds of fish out of Lake Superior. The disease, known as VHS, has quickly spread through the other Great Lakes. Minnesota officials say if it reaches Lake Superior, VHS could jump to inland waters and devastate the state's fishing industry.
January 15, 2009 - MPR’s Bob Kelleher reports that efforts to help Lake Superior sturgeon become self-sustaining is entering a critical phase. Lake Superior sturgeon were nearly wiped out in the big lake about a century ago. In the 1980's, wildlife officials began restocking sturgeon. Those fish are just now reaching the age to reproduce - but they don't have a good place to do that. Crews have been busy this winter, trying to build the perfect sturgeon love nest.
January 28, 2010 - MPR’s Bob Kelleher reports that a deadly fish disease has been confirmed in Lake Superior. Researchers have identified the disease known as VHS in fish taken from four places in the lake, including the Duluth-Superior Harbor. It is not known yet if that means fish populations are at risk in the big lake.
May 16, 2012 - MPR’s Dan Gunderson reports on pollutants from the 2010 British Petroleum oil spill in the Gulf of Mexico showing up in Minnesota birds that migrate to the gulf.
July 16, 2012 - MPR’s Laura Yuen investigates recent dolphin deaths at the Minnesota Zoo and the institution's decision to end exhibiting dolphins.
July 17, 2012 - MPR’s Stephanie Hemphill presents a special science report on deformed frogs in Minnesota, first found in 1995. Even seventeen years later, scientists still have not completely solved the mystery of what caused frogs to develop deformities.
November 13, 2012 - MPR’s Dan Kraker visits Grand Marais, as lake herring season on Lake Superior crests. For about six weeks every October and November, thousands of the silvery fish, also called cisco, are pulled from the Lake's icy waters. The harvest supports a small but thriving fishing industry along the North Shore that caters to the growing market for local and sustainable food.
July 15, 2013 - MPR’s Dan Gunderson rides along with Kevin Kenow, a research wildfile biologist with the U.S. Geological Survey, who nets a loon on South Turtle Lake in Otter Tail County. Kenow is looking for special tags that track where loons travel and how deep they dive.
December 2, 2015 - MPR’s Dan Kraker reports on the decline of lake herring, called cisco in Lake Superior. The fish typically aggregate in thick schools in the late fall when they swim to shore to spawn. But overfishing in parts of Superior regulated by Wisconsin, and a decline in fish survival, have caused cisco numbers on the Minnesota side of the lake to plummet, putting the lake's small but iconic commercial fishery in jeopardy.
September 21, 2017 - Morning Edition’s Cathy Wurzer interviews April McCormick, a member of the Grand Portage Band, who worked closely with the Nature Conservancy on bringing Susie Island back under the band’s control.