council decis decemb withdraw european commun convent fish conserv live resourc baltic sea belt ec council european union regard treati establish european commun articl conjunct articl subparagraph articl thereof regard propos commiss regard opinion european parliament commun contract parti convent fish conserv live resourc baltic sea belt quot gdansk convent quot articl xix gdansk convent withdraw convent contract parti estonia latvia lithuania poland oblig step withdraw gdansk convent earliest date accord articl act access withdraw member state commun russian feder remain contract parti gdansk convent approxim convent area commun water mainten intern fisheri organis purpos manag fisheri water fall jurisdict parti disproportion ineffici commun withdraw gdansk convent decid articl european commun withdraw convent fish conserv live resourc baltic sea belt articl presid council authoris design person empow notifi depositari convent fish conserv live resourc baltic sea belt withdraw commun convent brussel decemb council presid van geel opinion deliv decemb publish offici journal oj