Cruise report from R/V Argos week 27, 2004

Summary

Nutrient concentrations in the surface waters were normal for the season almost everywhere. The exception was phosphate which, south-east of Öland, was clearly above normal. Oxygen concentrations below 2 ml/l were found in the whole Baltic Proper at depths exceeding 70 metres. Hydrogen sulphide was found at the Gotland Deep and in the Western Gotland Basin.