Topographical distribution of blubber in finless porpoises ( Neophocaena asiaeorientalis sunameri ): a result from adapting to living in coastal waters

Zoological Studies

Table 3 Comparisons of blubber depths among life history categories

Body region and aspect	Neonates ( n = 8)	Juveniles ( n = 17)	Lactating females ( n = 4)
Head
Dorsal	1.13 ± 0.10 A	1.37 ± 0.12 B	1.29 ± 0.12 B
Lateral	1.19 ± 0.16	1.34 ± 0.15	1.25 ± 0.11
Ventral	1.01 ± 0.13 A	1.43 ± 0.19 B	1.33 ± 0.17 B
Axillary
Dorsal	1.63 ± 0.24 A	2.40 ± 0.29 B	2.79 ± 0.75 B
Lateral	1.47 ± 0.20 A	2.04 ± 0.31 B	2.00 ± 0.47 B
Ventral	1.67 ± 0.19 A	2.19 ± 0.24 B	2.11 ± 0.47 B
Mid-thorax
Dorsal	1.74 ± 0.22 A	2.75 ± 0.24 B	3.01 ± 0.61 B
Lateral	1.57 ± 0.23 A	2.29 ± 0.25 B	2.14 ± 0.41 B
Ventral	1.80 ± 0.15 A	2.30 ± 0.23 B	2.32 ± 0.59 B
Umbilicus
Dorsal	2.01 ± 0.30 A	2.90 ± 0.27 B	3.28 ± 0.59 C
Lateral	1.59 ± 0.22 A	2.31 ± 0.25 B	2.06 ± 0.26 B
Ventral	1.59 ± 0.05 A	2.26 ± 0.24 B	2.13 ± 0.44 B
Genital slit
Dorsal	1.94 ± 0.36 A	2.80 ± 0.26 B	2.93 ± 0.60 B
Lateral	1.54 ± 0.22 A	2.30 ± 0.21 C	2.02 ± 0.25 B
Ventral	1.59 ± 0.27 A	2.48 ± 0.32 C	2.07 ± 0.50 B
Anus
Dorsal	1.53 ± 0.28 A	2.42 ± 0.17 B	2.70 ± 0.53 B
Lateral	1.46 ± 0.23 A	2.12 ± 0.17 B	2.35 ± 0.39 B
Ventral	1.52 ± 0.21 A	2.14 ± 0.16 B	2.12 ± 0.30 B

At each site, blubber depths (mean ± SD) (cm) of life history groups followed by the same letter were not significantly different at P = 0.05 (Student-Newman-Keuls test). There were no significant differences among life history categories at sites without letters.