Table 1.

Results of canonical correspondence analysis performed at the regional and basins scales.

Test	Statistical measure	Regional	Bonney	Hoare	Fryxell
CCA	Total Inertia	5.56	1.72	0.34	1.33
	Constrained Proportion	0.17	0.11	0.33	0.42
	Unconstrained Proportion	0.83	0.89	0.67	0.58
Anova(cca)	Model χ2	0.68	0.18	0.11	0.56
	Model F-value	9.38	1.02	5.48	8.42
	Model P-value	0.001∗∗∗	0.56	0.001∗∗∗	0.01∗∗∗
adonis	Lake Basin R2	0.25∗∗∗	–	–	–
	Conductivity R2	0.14∗∗∗	0.03	0.17∗∗∗	0.41∗∗∗
	pH R2	0.03∗∗∗	0.02	0.06∗	0.04∗
	Dist. from trough R2	0.02∗∗	0.03	0.14∗∗∗	0.04∗
	Residual R2	0.57	0.92	0.64	0.51

^∗P ≤ 0.1, ^∗∗P ≤ 0.01, ^∗∗∗P ≤ 0.001.