Content area
Full Text
BELOW THE CONVERGENCE: VOYAGES TOWARD ANTARCTICA 1699-1839. By Alan Gurney. Norton; 315 pages $27.so and L18.95
THE Antarctic Convergence is to be found some 8o0 miles (1,3oo km) offthe coastline of Antarctica, between 50 and 60 degrees of latitude south. It is a definite biogeographical frontier, where the cold waters from the south meet the warmer waters from the north in a turbulent upwelling which is at the base of so much of the marine productivity of the region. Alan Gurney's focus is on that vast zone of water...