Plate 3. Average surface water temperatures for February to April ("winter", the coldest period), May to July ("spring"), August to October ("summer", the warmest period), and November to January ("fall"). Period: 1987 to 1991. Source: AVHRR weekly Multichannel Sea-Surface Temperature (MCSST) Project, Jet Propulsion Laboratory, NASA. Units: degrees Celsius.

WINTER - SPRING

SUMMER - FALL