Council Regulation (EEC) No 503/86 of 25 February 1986 fixing, for the period 1 March to 31 December 1986, the guide prices for certain fishery products listed in Annex I A and E of Regulation (EEC) No 3796/81, and amending Regulation (EEC) No 3602/85 as regards the guide price for Atlantic sardines and anchovies.