A series of drive censuses, conducted over a homogeneous
sample area, allowed measurement of roe
deer mean density at about 9–10 head over 100 ha
(Figure 4). Red deer population density has also been
monitored with the aid of halogen spotlights: the value
for the CF and surrounding area is 2.5–3 head over
100 ha (Figure 5). The population seems unbalanced
in spite of its growth: eco-demographic surveys mea