USCG Cute Icebreaker

Yes, it isn’t  a USCG Cutter but the cute, small 140-foot (43 m) USCG Bay-class icebreaking harbor tug  with hull numbers WTGB 101 through to WTGB 109.

USCG Icebreaker - Harbor Tug

They can proceed through fresh water ice up to 20 inches (51 cm) thick, and break ice up to 3 feet (0.91 m) thick, through ramming. These vessels are equipped with a system to lubricate their progress through the ice, by bubbling air through the hull.

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