Table 1. Mean posterior values and 95% credible intervals (CrI) of the estimated parameters.

Parameter description	Notation	Unit	Mean value	95% CrI
Per capita birth rate	$b$	day–1	0.0022	0.0012–0.0033
Per capita natural death rate	μ	day–1	0.0017	0.0010–0.0023
RVF specific mortality rate	$\gamma$	day–1	0.0758	0.0358–0.1868
RVF recovery rate	$\delta$	day–1	0.1161	0.0500–0.1917
Scaling factor	$\psi$	–	2.0508	0.9224–3.1282
Wet season transmission parameter in the Sahelian eco-region	${\beta }_{s,wet}$	*	1.4×10–6	6.0×10–7 – 2.2×10–6
Wet season transmission parameter in the Gambia river eco-region	${\beta }_{r,wet}$	*	3.7×10–6	1.9×10–6 – 5.3×10–6
Dry season transmission parameter in the Gambia river eco-region	${\beta }_{r,dry}$	*	3.1×10–6	1.7×10–6 – 4.4×10–6

^*(Infected·susceptible·day)⁻¹.