Baffin Island Greenland to Baffin Island for the summer. Migrating at speeds of , they all come up to breathe at the same time, then dive and swim up to before surfacing again. They migrate in large pods consisting of a hundred or more seals, to within of the shoreline, which they then follow, feeding on crustaceans and fish. Walrus, which actually do not migrate far off land in the winter. They merely follow the "fast ice", or ice that is solidly attached to land, and stay ahead of it as the ice hardens further and further out to sea. As winter
Foveaux Strait strait is about 130 km long (from Ruapuke Island to Little Solander Island), and it widens (from 14 km at Ruapuke Island to 50 km at Te Waewae Bay) and deepens (from 20 to 120 m) from east to west. The strait lies within the continental shelf area of New Zealand, and was probably dry land during the Pleistocene epoch. Captain Cook sighted Foveaux Strait during his circumnavigation of the South Island in March 1770, but decided to hide it. He was operating during the period of intense Anglo-French rivalry that filled the twelve years between Britain's success in the