Table 2.

Estimates and 95% confidence intervals of parameters common to the CSD and RSD geostatistical models for species richness.

	parameter	estimate	95% C.I.	estimate	95% C.I.
		CSD		RSD
intercept	β0	−3.990	[−5.003;−2.978]	1.541	[1.189;1.894]
wetness	β1	0.627	[0.166;1.089]	−0.295	[−0.566;−0.025]
value of nature	β2	−0.365	[−0.948;0.217]	0.366	[0.078;0.653]
forest cover	β3	0.984	[0.161;1.627]	0.193	[−0.074;0.461]
spatial variance	log(σ2)	−1.060	[−1.602;−0.518]	−2.379	[−3.354;−1.404]
scale	log(ϕ)	1.686	[0.747;2.625]	2.596	[1.245;3.948]
nugget	log(τ2)	0.845	[−0.256;1.946]	−3.146	[−5.318;−0.975]

Comments on the temporal trends, and the effects of group size in the CSD analysis, not reported in this table, are provided in the main text.