| Scientific papers | ||
| MAREK R. LIPIŃSKI - Preliminary description of two new species of Cephalopods (Cephalopoda: Brachioteuthidae) from South Atlantic and Antarctic waters | 3 | |
| KRYSTYNA MACIEJEWSKA and PIOTR MargońskiI - Status of arrow worms (Chaetognatha) in the southern Baltic Sea | 15 | |
| DOROTA NAPIERSKA and EDWARD F. SKORKOWSKI - Isolation and some properties of malic enzyme from the abdomen muscle of Antarctic krill Euphausia superba | 31 | |
| Józef Sosiński and KORDIAN TRELLA - Fish distribution on the shelves of the Atlantic Ocean Antarctic Area with respect to stock density | 45 | |
| Short communications | ||
| HENRYK RENK, STANISŁAW OCHOCKI, MARIUSZ ZALEWSKI and HENRYK CHMIELOWSKI - Environmental factors controlling primary production in the Polish part of the Vistula Lagoon | 77 |