The purpose is to conserve nature and support scientific research.
Specifically the purpose is to conserve the endemic and/or endangered species Lear's macaw (Anodorhynchus leari), three-banded armadillo (Tolypeutes tricinctus), white-browed guan (Penelope jacucaca), yellow-faced siskin (Spinus yaerrellii), pectoral antwren (Herpsilochmus pectoralis) and cougar (Puma concolor greeni).[2]
APA Serra Branca / Raso da Catarina (in Portuguese), INEMA: Instituto do Meio Ambiente e Recursos Hídricos (BA), 20 September 2011, retrieved 2016-11-03