station (Simpson, 1981). Following Dickey-Collas et al. (1996),
values of f 10 and f 20 were used to discriminate between
mixed and stratified waters (intermediate waters were disregarded)
and near surface salinity (2e3 m depth) of 34.0 was used
as the limit between high and low salinity waters (Golding et al.,
2004).
The sampling stations for deployment of MIK-nets (scyphomedusae