Nutrient concentrations in water samples collected at Station MARCH-1997-GN36199704603MNB04 in the Aegean Sea

For oxygen determination samples were analysed on board immediately after collection with the Winkler method according to Carpenter (1965a, 1965b). Titration was done with a Metrohm Dosimat 665 automatic burette. Precision of the method is estimated at 0.05 ml O2/l.