Baffin Bay pack ice. Winds are predominantly north-western through the whole year. South-eastern and eastern winds are common in July and August. Between May and July (sometimes April), a significant portion of navigable open water (polynya) forms at the extreme north of the bay, presumably due to the relatively warm Greenland Current. With an area of about in summer, it is the largest polynya of the Canadian Arctic and covers the Smith Sound between the Ellesmere Island and Greenland. This polynya has a stable position and existed for at least 9,000 years. It was first described in 1616 by William Baffin and
Australian north-east coast drainage division seventh largest out of twelve separate drainage divisions covering Mainland Australia. Just under one half of all Australian freshwater species are found in the north east coast division. Australian north-east coast drainage division The north-east coast drainage division or north-east coast basin is the area of Queensland between the Great Dividing Range and the Pacific Ocean. It lies between Torres Strait and an arbitrary line drawn along the Queensland - New South Wales border. In the north it meets the Gulf of Carpentaria basin to its west while further south lies the Lake Eyre Basin and the Murray-Darling Basin. In