Vieiro is situated in the North of the council of São Pedro do Sul, which belongs to the joint parishes of Covas do Rio e São Martinho das Moitas, on the Southern slopes of the valley of the Deilão river (40º54’18,42’’ N  8º06’51,01’’W). The area comprises 25.9 ha, with hills of 330 to 600 m, and a gradient of approximately 35 to 50%. The property is part of the Natura 2000 network – SCI “River Pava” (PTCON0059). The management of this property was transferred to MONTIS through an agreement with Altri Florestal (proprietary company) for a period of ten years starting in May 2015.


Recurrent vegetation

  • Common oak (Quercus robur)
  • Common alder (Alnus glutinosa)
  • Common ash (Fraxinus excelsior)
  • Mimosa (Acacia dealbata)
  • Hakea (Hakea sericeae)


Sporadic vegetation

  • Maritime pine (Pinus pinaster)
  • Chestnut (Castanea sativa)
  • Purpleosier willow (Salix salviifolia)
  • Eucalyptus (Eucalyptus sp.)

Recurrent fauna

  • European robin (Erithacus rubecula)
  • Great tit (Parus major)

Management model

The property has responded well to a 2016 fire. The main challenge is the spread of invasive species, namely Hakeas.


The main objectives are:

  • To support natural processes
  • To control invasive species
  • To promote the growth of native species
  • To guarantee condition for public use
  • To increase the value of natural assets


Evolution of the property through aerial photography