The 2013 Ice-Breaking Season Is Lasting Longer Than Usual.

The crew of the U.S. Coast Guard Cutter Mackinaw breaks ice for the motor vessel Manitowoc during an escort through the upper St. Mary's River, April 3, 2013.
The 2013 ice-breaking season is lasting longer than usual due to higher-than-average snowfall across the northern Great Lakes.   Coast Guard photo by Petty Officer 1st Class Nate Poppink

The crew of the U.S. Coast Guard Cutter Mackinaw breaks a relief tract for the motor vessel Paul R. Tregurtha in Whitefish Bay, April 3, 2013.
The 2013 ice-breaking season is lasting longer than usual due to higher-than-average snowfall across the northern Great Lakes.   Coast Guard photo by Lt. Stephen Elliott


The crew of the U.S. Coast Guard Cutter Mackinaw enters into a field of frozen pancake ice in Whitefish Bay, April 3, 2013.
The 2013 ice-breaking season is lasting longer than usual due to higher-than-average snowfall across the northern Great Lakes.   Coast Guard photo by Lt. Stephen Elliott

The crew of the U.S. Coast Guard Cutter Mackinaw breaks thick ice in Whitefish Bay, April 3, 2013.
The 2013 ice-breaking season is lasting longer than usual due to higher-than-average snowfall across the northern Great Lakes.   Coast Guard photo by Lt. Stephen Elliott