Skip to main content
. 2025 Feb 7;13:e18992. doi: 10.7717/peerj.18992

Table 1. Measurements of the morphometric characteristics of C. anguineus from Chilean waters.

Measurements are expressed as a percentage of total length. Accession numbers for each specimen are indicated in each column, respectively.

Morphometric character Male
(CHALLWA-UA-024)
Female
(MNHN-CH-5815)
Total length 123.5 cm 140.5 cm
Precaudal length 80.89 74.80
Pre-narial length 1.33 1.63
Pre-oral length 0.65 0.81
Pre-orbital length 3.17 4.07
Pre-spiracle length 5.28 6.50
Pre-gill length 10.41 11.38
Head length 19.51 18.29
Pre-pectoral length 18.70 16.26
Pre-pelvic length 52.44 51.38
Snout-Vent length 26.67 56.75
Vent-Caudal fin length 33.90 56.91
Pre-anal fin length 65.04 51.06
Pre-dorsal fin length 64.07 65.28
Dorsal-Caudal length 3.98 4.07
Pectoral-Pelvic length 32.52 31.71
Pre-anal length 3.50 3.25
Anal-Caudal length 1.40 3.58
Eye length 1.51 1.38
Eye height 0.41 0.81
Interorbital width 4.96 7.72
Nostril width 0.65 0.24
Internarial width 3.33 3.66
Anterior nasal flap 0.77 0.24
Mouth width 6.33 8.54
Mouth length 0.98 0.89
1st gill opening length 6.27 4.07
2nd gill opening length 5.04 4.55
3rd gill opening length 4.64 5.28
4th gill opening length 4.70 4.88
5th gill opening length 4.08 4.39
6th gill opening length 3.83 3.90
Head height 5.53 4.88
Had width 6.93 8.54
Trunk height 7.69 9.76
Trunk width 6.23 12.20
Caudal peduncle height 5.69 4.80
Caudal peduncle width 1.27 1.87
Pectoral fin length 4.89 4.88
Pectoral fin anterior margin 9.45 9.51
Pectoral fin base 4.93 4.88
Pectoral fin height 5.87 5.77
Pectoral fin inner margin 5.48 5.69
Pectoral fin posterior margin 5.33 5.45
Pelvic fin length 11.58 7.56
Pelvic fin anterior margin 8.83 9.92
Tooth count (upper jaw) 13-13 12-12
Tooth count (lower jaw) 12-1-12 12-1-12