Table 1. Morphometric measurements of the Ernogrammus zhirmunskii in comparison with previous records

Present specimen Dokdo (Korea) (n = 1) Yamanaka et al. (2012) Japan (n = 16) Markevich & Kharin (2011) Peter the Great bay holotype
SL (mm) 54.8 27.8–86.2 75
Measurements (% SL)
 Body depth at anal fin origin 14.2 12.9–15.5 16.7
 Head length 25.5 24.5–29.1 25.7
 Pre-dorsal fin length 25.0 23.4–28.1 25.2
 Length of dorsal fin base 75.4 75.6–79.4 75.3
 Length of 1st dorsal fin spine 4.7 3.7–5.0
 Length of 10th dorsal fin spine 7.8 7.4–9.7
 Pre-anal fin length 50.0 47.9–53.1 53.3
 Length of anal fin base 47.6 47.2–53.2 49.3
 Length of 1st anal fin spine 2.0 1.6–4.7
 Length of 2nd anal fin spine 3.8 2.3–5.8
 Length of posterior most anal fin spine 3.8 3.7–6.5
 Depth of caudal peduncle 7.3 6.3–7.7 8.7
 Length of pectoral fin base 7.1 5.9–7.4 6.9
 Length of longest pectoral fin ray 18.1 16.9–22.1 17.3
 Pre-pelvic fin length 23.0 18.6–23.0 21.9
 Pelvic fin length 9.9 10.3–13.1 9.9
 Length of pelvic fin spine 5.1 2.0–5.1
 Caudal fin length 14.8 15.4–21.6
 Ventral lateral line canal length 22.8 17.0–21.7
 Snout length 4.9 4.8–6.5 8.7
 Upper jaw length 10.0 10.1–11.5 14.6
 Lower jaw length 9.7 9.9–11.2
 Width of fleshy part of interorbit 5.1 3.3–6.5 5.4
 Width of bony part of interorbit 1.5 0.4–1.5
 Orbital length 5.7 5.4–8.6 5.7
 Postorbital length of head 15.1 14.6–17.5
Counts
 Dorsal fin rays XL XL–XLI XLI
 Anal fin rays II, 25, I II, 26–27, I–II II, 27, I
 Pectoral fin rays 14 14–15 14
 Pelvic fin rays I, 3 I, 3 I, 3
 Caudal fin rays 6 + 6 6 + 5–6 6 + 6
 Vertebrae (= abdominal + caudal) 44–45 (14–15 + 29–31) 44 (15 + 30)
 Branchiostegal rays 6 6
 Nasal pores 3 3 3
 Interorbital pores 9 9 9
 Occipital pores (main canal + posterior canal) 9 + 6 7–8 + 4–8 8 + 5
 Infraorbital pores 11 11 11
 Preopercular pores 6 6 6
 Mandibular pores 4 4 4
 Postorbital pores 13 10–13 13
SL, standard length.