ZEPA SPAs, are catalogued by the member states of the European Union as natural zones of special interest for the conservation of bird species threatened with extinction, in accordance with the criteria established by the community board Birds Directive 79/409/CEE and subsequent modifications by the (Directiva de Aves) "Aviary Regulation Board" of the EU.
As Zonas de especial protección para as aves (ZEPA), son catalogadas polos estados membros da Unión Europea como zonas naturais de singular relevancia para a conservación da avifauna ameazada de extinción, de acordo co establecido na directiva comunitaria 79/409/CEE e modificacións subseguintes («Directiva das Aves» da UE).