++++ 1. Fisheries ° Conservation of the resources of the sea ° Fishing quota system ° Distribution among the Member States of the volume of available catches ° Requirement of relative stability ° Implementation ° Fixed distribution formula (EEC Treaty, third subparagraph of Article 43(2); Council Regulation No 170/83, Arts 4 and 11) 2. Accession of new Member States to the Communities ° Spain ° Fisheries ° Compliance with existing Community rules ° Principle of relative stability of the distribution of resources ° Application to external resources (1985 Act of Accession, Arts 2 and 167; Council Regulation No 170/83) 3. Community law ° Principles ° Equal treatment ° Discrimination on grounds of nationality ° Prohibited ° Exclusion, for 1990, of Spain from the allocation of Community catch quotas for the waters of Norway ° Whether permissible (EEC Treaty, Art. 7; Council Regulation No 4049/89)