. Author manuscript; available in PMC: 2019 Aug 30.

Published in final edited form as: Rapid Commun Mass Spectrom. 2018 Aug 30;32(16):1425–1438. doi: 10.1002/rcm.8168

Table 4.

Results from ANOVA tests for experiment 1 of stable isotope analysis of sperm whale, humpback whale, and fin whale cores and layers. Bold model results indicate significant relationships for each species and isotope ratio.

Species	Factor	F-value	p-value

Sperm Whale
δ¹³C	Layer	F_2,6=11.91	p<0.01
	Core	F_2,6=0.01	p=0.99
	Layer + Core	F_4,4=4.06	p=0.10

δ¹⁵N	Layer	F_2,6=3.44	p=0.10
	Core	F_2,6=0.72	p=0.52
	Layer + Core	F_4,4=2.68	p=0.18

Humpback Whale
δ¹³C	Layer	F_2.6=0.79	p=0.50
	Core	F_2,6=0.87	p=0.47
	Layer + Core	F_4,4=0.76	p=0.60

δ¹⁵N	Layer	F_2,6=122.7;	p<0.01
	Core	F2,6=0.02	p=0.98
	Layer + Core	F_4,4=60.14	p=0.05

Fin Whale
δ¹³C	Layer	F_2,6=1.79	p=0.24
	Core	F_2,6=0.69	p=0.54
	Layer + Core	F_4,4=1.29	p=0.41

δ¹⁵N	Layer	F_2,6=1.62	p=0.27
	Core	F_2,6=2.67	p=0.15
	Layer + Core	F_4,4=4.59	p=0.09