Kyrönjoen suisto- ja vaikutusalueen kalatalousselvitys 1980-1982 : Fishery investigations (in 1980-1982) of the Kyrönjoki River estuary and its influence area in the northern Quark of the Baltic Sea
Kyrönjoen suisto- ja vaikutusalueen kalatalousselvitys 1980-1982 : Fishery investigations (in 1980-1982) of the Kyrönjoki River estuary and its influence area in the northern Quark of the Baltic Sea
Kyrönjoen suisto- ja vaikutusalueen kalatalousselvitys 1980-1982 : Fishery investigations (in 1980-1982) of the Kyrönjoki River estuary and its influence area in the northern Quark of the Baltic Sea
Kyrönjoen suisto- ja vaikutusalueen kalatalousselvitys 1980-1982 : Fishery investigations (in 1980-1982) of the Kyrönjoki River estuary and its influence area in the northern Quark of the Baltic Sea