Neves-Corvo include the development of a partnership with the authority of Natural Park of the Guadiana Valley (PNVG) with the objective of managing riparian habitats in the Vascão River to assist in the preservation of the threatened fish species Saramugo (Anaecypris hispanica); this river is a tributary of the Guadiana River and is classified as a Site of Community Interest and as a Wetland of International Importance (Ramsar Convention).