Loonie with a Robert-Ralph Carmichael design of a common loon floating in water. The coin was immediately nicknamed the "loonie" across English Canada, and became known as a "huard", French for "loon", in Quebec. The loonie entered circulation on June 30, 1987, as 40 million coins were introduced into major cities across the country. Over 800 million loonies had been struck by the coin's 20th anniversary. Two years after the loonie's introduction, the Bank of Canada ceased production of the dollar banknote. The final dollar bills were printed on June 30, 1989. Initial support for the coin was mixed, but withdrawing
Loonie and its 11-sidedness matched that of the already-circulating Susan B. Anthony dollar in the United States, and its thickness of 1.95 mm was a close match to the latter's 2.0 mm. Its gold colour differed from the silver-coloured Anthony dollar; however, the succeeding Sacagawea and Presidential dollars matched the loonie's overall hue. Other coins using a curve of constant width include the 7-sided British twenty pence and fifty pence coins (the latter of which has similar size and value to the loonie, but is silver in colour). After its introduction, the coin became the symbol of the Canadian dollar: media