- Access : From Mélagues, near Sylvanés, go towards Graissessac until Marcou, col de Thalis (914 metres above sea- level) and Croix de Marcou (1093 metres above sea- level). Magnificent views of the Mediterranean and Pyrenees.
- IGN map : 2543 Ouest, Saint Gervais sur Mare.
- Key birds :
- All year : Golden Eagle, Goshawk, Peregrine Falcon, Green Woodpecker, Great Spotted Woodpecker, Lesser Spotted Woodpecker, Black Woodpecker, Raven and Crossbill.
- Spring : Booted Eagle, Montagu’s Harrier, Hobby, Turtle Dove, Nightjar and Sardinian Warbler.
- Winter : Citril Finch and Alpine Accentor.
- Migration : Anything is possible with an important songbird passage.
translated by Robert Straughan.