Expeditionsrapport från U/F Argos vecka 39, 2002

Typ: Rapport
Författare: Bodil Thorstensson


Nutrients were at normal levels for the time of year, with the exception of silicate, which showed enhanced concentrations in the eastern Skagerrak, and phosphate and silicate in the southern Baltic. Oxygen concentrations below 2 ml/l were detected in the bottom water in the southern Kattegat, at depths greater than 10 metres at W Landskrona in the Sound, greater than 40 metres in the Arkona Basin, greater than 70 – 90 metres in the Baltic Proper, and greater than 125 metres in the eastern Gotland Basin. Hydrogen sulphide was present at depths greater than 125 metres in the eastern Gotland Basin and at the Norrköping Deep, from 100 metres at the Karlsö Deep and from 80 metres in the Bornholm Basin.