This dataset was prepared under the Sectoral Plan of Natura 2000, identifying the management orientations, seeking to fit them in the set of factors that affect the natural values present in each area. This service refers to the orientations of marine and coastal scope, that occurs in the Special Protection Areas.

Sites in the biogeographical regions Atlantic, Mediterranean and Macaronesian, that contribute significantly to maintaining or restoring a type of natural habitat, from Annex BI, or species from Annex B-II, in a favorable conservation status, and may also contribute significantly to the coherence of Natura 2000 network or to maintain significantly the biological diversity in these biogeographical regions.

Dtaset within the framework of the SNIMar project, which consists of the georeferencing of a set of sites on the Coast of Mainland Portugal where seabird and aquatic birds can be observed.

Protection zones map integrated on the Management Plan of the Sudoeste Alentejano e Costa Vicentina Natural Park published by the RCM n.º11-B/2011, dated 4 February and by the Rectification Statement number 10-A/2011. It concerns to the delimitation of the space classes, depending on the dominant use and establishing operative units of planning and management. The use of this resource does not exempt the consultation of the official documents.

This dataset was prepared under the Sectoral Plan of Natura 2000, corresponding to the level 3 of the natural habitats of comunity interest listed in Annex I of the Habitats Directive. This dataset only concernes to the marine and coastal habitats.

Management plan of the Castro Marim and Vila Real de Santo António Saltmarsh Natural Reserve published by the RCM n.º 181/2008 of 24 November. It is one of the map produced in the space planning phase of the Plan (map no 43), published at 1: 25000 scale. Delimits space classes, depending on the dominant use and establishing operative units of planning and management. The use of this resource does not exempt the consultation of the official documents.

Protection zones map of the Management plan of the Arrábida Natural Park published by the RCM n.º 141/2005 of 23 August. Represents one of the map produced in the space planning phase of the Plan, published at 1:25000 scale. Delimits space classes, depending on the dominant use and establishing operative units of planning and management. The use of this resource does not exempt the consultation of the official documents.

Protection zones map of the Management plan of the Santo André and Sancha Lagoons Natural Reserve published by the RCM n.º 117/2007 of 23 August and by the Declaration of Rectification No 90/2007 of 16 October 2007. Represents one of the map produced in the space planning phase of the Plan and it is divided in two (map No. 43a and map no 43b) published at 1: 25000 scale. Delimits space classes, depending on the dominant use and establishing operative units of planning and management. The use of this resource does not exempt the consultation of the official documents.

Management Plan of the Sintra - Cascais Natural Park published by the RCM nº1-A/2004, dated 8 January. Represents one of the map produced in the Space Planning Third phase of the Plan and is divided into four grids, published at 1: 10000 and one grid at 1:25000 scale. Delimits space classes, depending on the dominant use and establishing operative units of planning and management. The use of this resource does not exempt the consultation of the official documents.

The atlas of breeding birds in Portugal provide information about distribution at certain moment in breeding species in mainland Portugal. In the cases where it is possible also characterize the abundance of national populations of these species. In the present CDG, the data relate only to marine and coastal birds.