Baffin Bay July, the average temperature is . The annual precipitation is on the Greenland side and about twice as much near Baffin Island. The water temperature at the surface is below in winter. In summer, it varies from in the south-east to and below at north-west. The salinity exceeds 34‰ (parts per thousand) in winter. In summer, it is 32‰ on the east and 30–31‰ on the west. Deep waters are formed as a result of mixing of Arctic and Atlantic waters; their temperature is about and salinity is 34.5 ‰. In winter, 80% of the bay is covered with continuous
Johnstone Strait Reserve. The Strait was named by Vancouver for James Johnstone, master of the armed tender "Chatham". In 1792, his survey party established that Vancouver Island was an island. There are no cities or towns along the length of the strait. Telegraph Cove and Robson Bight on Vancouver Island are along the strait near its north end and the village of Sayward on Kelsey Bay is near its midpoint. Johnstone Strait Johnstone Strait is a channel along the north east coast of Vancouver Island in British Columbia, Canada. Opposite the Vancouver Island coast, running north to south, are Hanson Island, West