Table 2 Mixed-effects model summaries for Scytothalia performance metrics in response to thermal-stress anomalies and maximum temperatures.

Fixed effects						Random effects
Response variable	Effect	coef.	s.e.m.	t -value	P -value	AIC	Spatial scale (no. observations)	Within group variance
Growth (all seasons)	Stress anomaly	−4.65	1.13	−4.09	<0.001	2,454.53	Time\|location (3)	<0.001
							Time\|site/location (9)	<0.001
							Residual	3.33
	Max temp	−4.51	1.27	−3.53	<0.001	2,458.29	Time\|location (3)	<0.001
							Time\|site/location (9)	<0.001
							Residual	3.36
Growth (summer)	Stress anomaly	−16.41	5.94	−2.76	0.024	97.07	Location (3)	5.11
							Residual	16.10
	Max temp	0.12	10.37	0.012	0.992	102.00	Location (3)	3.98
							Residual	21.58
Reproductive development	Stress anomaly	−0.31	0.05	−5.86	<0.001	5.63	Location (3)	0.16
							Residual	0.16
	Max temp	0.09	0.20	0.45	0.729	19.31	Location (3)	0.11
							Residual	0.31
Tissue health	Stress anomaly	−29.14	3.85	−7.55	<0.001	116.17	Location (3)	9.03
							Residual	11.57
	Max temp	−19.92	14.43	−1.38	0.399	134.48	Location (3)	0.003
							Residual	26.94

AIC, Akaikes information criterion.
Bold rows indicate the best fit model (based on lowest AIC) between the two temperature metrics, for each of the three performance indices. Growth location was used as a random grouping variable.

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