Table 3. Results of linear mixed-effects models examining relationship between scaling exponents and frequency-based dive parameters from little penguin foraging sequences.

Model	Predictor	est.	s.e.m.	df	t	Pr(>|t|)
DFA	(Intercept)	0.796	0.156	13	5.093	0.000
	Trip Duration	5.2E-06	2.8E-06	10	1.865	0.092
	Underwater Time	−0.396	0.111	10	−3.568	0.005
	Dive Duration	0.003	0.003	10	0.830	0.426
	Dive Depth	−0.010	0.007	10	−1.482	0.169
DFAb	(Intercept)	1.810	0.104	13	17.480	0.000
	Trip Duration	5.0E-06	1.8E-06	10	2.716	0.022
	Underwater Time	−0.357	0.073	10	−4.921	0.001
	Dive Duration	0.003	0.002	10	1.250	0.240
	Dive Depth	−0.011	0.005	10	−2.331	0.042
HAV	(Intercept)	0.299	0.200	13	1.491	0.160
	Trip Duration	1.1E-05	3.6E-06	10	2.994	0.014
	Underwater Time	0.016	0.145	10	0.109	0.915
	Dive Duration	0.002	0.004	10	0.486	0.638
	Dive Depth	−0.014	0.009	10	−1.597	0.141
Box Count	(Intercept)	1.099	0.125	13	8.787	0.000
	Trip Duration	3.9E-06	2.3E-06	10	−1.736	0.113
	Underwater Time	0.471	0.095	10	4.974	0.001
	Dive Duration	3.0E-04	2.4E-03	10	0.126	0.902
	Dive Depth	0.004	0.005	10	0.821	0.431