Incze and Ainaire: Distribution and abundance of copepod nauplii 



71 



pared to <20 ug-at L : in the other years); in sur- 

 face waters they were lowest in 1987 (mostly <2 ug- 

 at L" 1 ), followed by 1986 (<4 ug-at L M and 1989 (<5 



Ug-at L _1 ) (Fig. 2). Surface nitrate distributions gen- 

 erally reflected density structure. Isopleths of den- 

 sity (Fig. 2), salinity, and temperature show larger 



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