Table 4

Abdominal condition and physiological age of female Anopheles gambiae caught resting out of doors, Riboque, São Tomé.

Age class


Nulliparous
Parous


Virgin
with plug
Stage II
Stage III
Sac
No-sac

Unfed
180
4
1
0
10
0
Part fed
59
33
10
2
8
6
Engorged-semi-gravid
27
30
12
82
14
209

Charlwood et al. Malaria Journal 2003 2:9   doi:10.1186/1475-2875-2-9