Morphology Data of Gobiodon irregularis
Identification keys
Main Ref. Herler, J., S.V. Bogorodsky and T. Suzuki, 2013
Appearance refers to
Bones in OsteoBase

Sex attributes

Specialized organs
Different appearance
Different colors

Descriptive characteristics of juvenile and adult

Striking features
Body shape lateral short and / or deep
Cross section compressed
Dorsal head profile
Type of eyes
Type of mouth/snout
Position of mouth terminal
Type of scales

This species is distinguished by the following characters: D VI+I,10-11 (usually 11); A I,9-10 (usually 9); head and body are naked; body is relatively elongate (depth 35.1-39% SL) and compressed; head is slightly pointed in juveniles, becoming more rounded in adults; snout sometimes has a slight hump above upper lip; groove between isthmus and interopercle absent; slender caudal peduncle (depth 14.5-15.8% SL); caudal fin is relatively long (22.6-24.6% SL); colour of juveniles and subadults greenish or brownish green with up to 7 red bars with bluish interspaces on head and pectoral-fin base, 3 anteriormost bars also run across eye; nape and dorsal part of body with irregular red lines and small spots; lines and dots usually vanish in adults of more than 3 cm TL; body becomes uniformly brown or reddish brown, usually with remnants of the orbital and suborbital bars (Ref. 94082).

Ease of Identification

Meristic characteristics of Gobiodon irregularis

Lateral Lines Interrupted: No
Scales on lateral line
Pored lateral line scales
Scales in lateral series
Scale rows above lateral line
Scale rows below lateral line
Scales around caudal peduncle
Gill clefts (sharks/rays only)
Gill rakers
on lower limb 7 - 8
on upper limb 0 - 3
total 7 - 11


Dorsal fin(s)

Fins number
Finlets No. Dorsal   
Spines total 7 - 7
Soft-rays total 10 - 11
Adipose fin

Caudal fin


Anal fin(s)

Fins number
Spines total 1 - 1
Soft-rays total 9 - 10

Paired fins

Pectoral Attributes  
Soft-rays   20 - 20
Pelvics Attributes  
Spines     1
Soft-rays   5 - 5
Main Ref. (e.g. 9948)
Glossary ( e.g. cephalopods )
Entered by Capuli, Estelita Emily
Modified by Capuli, Estelita Emily
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