Table 1. Summary of linear mixed models (LMMs) examining the effects of food, density, and location on larval period and weight at metamorphosis.

Response	Predictor	Coefficient (s.e.)	Wald t	P
Larval period	Fooda	0.20 (0.08)	2.57	0.01
	Densityb	0.14 (0.05)	2.65	0.009
	Locationc	0.06 (0.04)	1.57	0.12
	Food × Density	0.41 (0.08)	5.13	<0.001
	Food × Location	−0.18 (0.07)	−2.74	0.007
	Density × Location	−0.12 (0.08)	−1.55	0.12
Weight at metamorphosis	Fooda	−0.17 (0.03)	−6.27	<0.001
	Densityb	−0.16 (0.02)	−8.22	<0.001
	Locationc	0.05 (0.02)	2.95	<0.001
	Food × Density	0.09 (0.03)	3.12	0.02
	Food × Location	−0.05 (0.03)	−1.95	0.08
	Density × Location	0.02 (0.03)	0.83	0.42

Notes.

^aScarce vs. abundant.

^bLow vs. high.

^cJeju Island (ephemeral stream) vs. mainland South Korea (non-ephemeral stream).