The Catalan Breeding Bird Atlas was a project of the Catalan Ornithological Institute aiming to establish the distribution of the Catalan breeding bird populations and to evaluate its changes from the period covered by the first breeding bird atlas (1975-1983).

The Catalan Breeding Bird Atlas was a project of the Catalan Ornithological Institute coordinated with the support of the Department of Environmental and Housing Departament de Medi Ambient de la Generalitat de Catalunya and Obra Social Caixa Catalunya.