ee 
AS 
SERI Figure 3. Annual means of chlorophyll-like pigments in the Gulf of St. Lawrence: a) 1979; b) 
ons a : : d 
1980; c) 1981. Chlorophyll concentrations are in mg m 3 
411 
International Archives of Photogrammetry and Remote Sensing. Vol. XXXI, Part B7. Vienna 1996