Table 1. Wild boar demographic parameters used in the individual-based population model. Mean values are given with standard deviation (SD). Values between brackets indicate the parameter range.
| | | |
| Demographic parameter |
|
Symbol |
|
Model parameter |
|
Source |
| |
|
| |
| Maximum age (yr) |
|
Ymax |
|
11 |
|
Stubbe et al.(1989)
Jezierski (1977) |
|
| Number of piglets per female |
|
Npiglet |
|
3.2 ± 1.68SD
(0–10) |
|
Jezierski (1977)
Focardi et al. (1996)
Boitani et al. (1995)
Ahmad et al. (1995)
Náhlik and Sándor (2003)
Andrzejewski and Jezierski (1978) |
|
Yearly survival
probability for piglets |
|
SPpiglet |
|
0.48 ± 0.37SD
(0.1–1.0) |
|
Focardi et al. (1996)
Gaillard et al. (1987) |
|
Yearly survival probability
for yearlings and adults |
|
SPadult |
|
0.64 ± 0.24 SD
(0.28–1.0) |
|
Stubbe et al. (1989)
Gaillard et al. (1987) |
|
Weekly breeding
probabilities for females |
|
BPmonth |
|
January: 0.06
February: 0.1
March: 0.23
April: 0.34
May: 0.07
June: 0.08
July: 0.06
August: 0.03
September: 0.03
October–December: 0.00 |
|
Boitani et al. (1995) |
|
| Distance of natal dispersal |
|
dgroup |
|
Maximum = 6 km |
|
Truvé and Lemel (2003) |
| | |
|