TOTAL CONCENTRATIONS OF MAGNESIUM AND CALCIUM IN SELECTED WATER BODIES OF THE ODRA RIVER ESTUARY (NW POLAND)

2003, vol.6, pp. 5 - 25

REDOX STATUS OF THE WEST POMERANIAN RIVERS AND STREAMS SELECTED FOR SETTLEMENT WITH SALMON (SALMO SALAR L.) AND SEA TROUT FRY (SALMO TRUTTA MORPHA TRUTTA L.) - RESULTS OF RESEARCH IN WINTER

CHANGES IN THE BIOTOPE QUALITY UNFAVOURABLE TO ICHTHYOFAUNA OF THE SZCZECIN LAGOON DURING THE FLOOD CREST OUTFLOW IN SUMMER 1997

2003, vol.6, pp. 37 - 58

WASTE MANAGEMENT PROBLEMS ON AN EXAMPLE OF SMALL SEWAGE TREATMENT PLANTS

2003, vol.6, pp. 59 - 64

CHARACTERISTIC OF HETEROTROPHIC BACTERIA INHABITING THE GULF OF GDAŃSK

2003, vol.6, pp. 65 - 77

DISTRIBUTION AND THE ROLE OF MACOMA BALTHICA (L.) IN THE POLISH BALTIC SEA COAST

2003, vol.6, pp. 79 - 97

ANOTHER FACE OF "CLEANING OF SEA BEACHES"

2003, vol.6, pp. 99 - 100