Fig. 1From: A case study of local ecological knowledge of shellfishers about edible cockle (Cerastoderma edule) in the Ria de Aveiro lagoon, Western IberiaSource: Correia, S.Map showing the critical fishing villages where this ethnobiological study was carried out and the distribution of bivalve production zones in the Ria de Aveiro lagoon (RIAV1, RIAV2, RIAV3, and RIAV4) in the District of Aveiro, Portugal.Back to article page