surveillance biologique (1) temps (durée) (1) espèce (1) transport maritime (1) bateau de pêche (1) côte (1) Ballast water (1) Biological monitoring (1) Time (1) Sponges (1) Species (1) Ships (1) Shipping (1) Records (1) Polychaeta (1) Mollusks (1) Marinas (1) Manufacturers' agents (1) Harbors (1) Fouling (1) Crustacea (1) Communities (1) Commission merchants (1) Buildings (1) Bryozoa (1) Sea squirts (1) Algeria, Southern (1) Organisms (1) Introduced organisms (1) Transfer (1)