Icebreaking

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  MACKINAW BREAKING ICE (233.41 KB)
  
  Coast Guard Cutter Mackinaw escorted the freighter Canadian Olympic and the CSL Assiniboine, which is barely visible to the right of the Canadian Olympic. Cutter Mackinaw breaks ice for freighters shipping goods around the Great Lakes during the winter. Photo by Petty Officer 3rd Class William B. Mitchell.
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  MACKINAW BREAKING ICE (191.18 KB)
  
  Coast Guard Cutter Mackinaw moves under the Mackinac Bridge on its way to break ice for freighters shipping goods around the Great Lakes during the winter Feb. 4, 2007. Photo by Petty Officer 3rd Class William B. Mitchell.
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  enhance21.jpg (251.74 KB)
  
  Coast Guard Cutter Mackinaw moved under the Mackinac Bridge on its way to break ice for freighters shipping goods around the Great Lakes during the winter Feb. 4, 2007. Photo by Petty Officer 3rd Class William B. Mitchell.
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  MACKINAW BREAKING ICE (137.79 KB)
  
  Coast Guard Cutter Mackinaw made paths in ice where there were none before in Northern Lake Michigan, Feb. 4, 2007. Cutter Mackinaw breaks ice for freighters shipping goods around the Great Lakes during the winter. Photo by Petty Officer 3rd Class William B. Mitchell.
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  MACKINAW ICE BREAKING (174.89 KB)
  
  CHEBOYGAN - Cmdr. John Little was making considerations before escorting the freighter Canadian Olympic through the Straights of Mackinaw Feb. 4. 2007. Cutter Mackinaw breaks ice for freighters shipping goods around the Great Lakes during the winter. Photo by Petty Officer 3rd Class William B. Mitchell.
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  KATMAI BAY BREAKING ICE (163.28 KB)
  
  Coast Guard Cutter Katmai Bay breaks ice for freighters navigating through the St. Mary's River in the Great Lakes. During winter, paths must be made in the ice for freighters to continue shipping goods. Photo by Petty Officer 3rd Class William B. Mitchell.
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  Mackinaw Crew Measures Ice Thickness (1.74 MB)
  
  WHITEFISH BAY, Mich. (Mar. 14, 2007) -- The cutter Mackinaw (WLBB-30) conducted ice trials in 24-inch thick ice along the St. Marys and Neebish Rivers to Whitefish Bay March 14 after a period of three weeks testing the ship's capabilities.
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  BISCAYNE BAY ICE BREAKING (773.57 KB)
  
  Petty Officer 3rd Class Kyle Decker peered over the side to watch ice scrape down the side of the Coast Guard Cutter Biscayne Bay as the vessel left its port in St. Ignace, Mich., Feb. 2, 2008. The Cutter Biscayne Bay was on its way to make paths through the ice for freighters going through the St. Mary's River in the Great Lakes. Photo by Petty Officer 3rd Class William B. Mitchell.
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  Bristol Bay Buoy Ops (301.14 KB)
  
  DETROIT - Dried mussels that once thrived on the sides of buoys now slowly die as Coast Guard Cutter Bristol Bay removed buoys from western Lake Erie, Nov. 13, 2007, before the Great Lakes freeze over and crush the buoys. These buoys are replaced with specialy designed ice buoys. Photo by Petty Officer 3rd Class William B. Mitchell.
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  Mackinaw takes a break from ice trials (3.12 MB)
  
  WHITEFISH BAY, Mich. (Mar. 14, 2007) -- The cutter Mackinaw (WLBB-30) took a break from ice trials after testing the ship's capability in 24-inch thick ice at 12 knots along the St. Marys and Neebish Rivers to Whitefish Bay March 14.