Morphology Data of Gymnothorax herrei
Identification keys
Main Ref. Nakabo, T., 2002
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 eel-like
Cross section circular
Dorsal head profile more or less straight
Type of eyes more or less normal
Type of mouth/snout more or less normal
Position of mouth superior

Body light brown, lighter at snout and no mark below the eye. Teeth in the middle of premaxilla arranged in almost 1 row (Ref. 41299).

Description: Characterized by body depth at gill opening 18.5-22.5 in TL; origin of dorsal fin slightly anterior to gill opening; anus anterior to middle of body; preanal length 2.1-2.2 in TL; side of upper jaw with two rows of teeth, teeth in inner row are much longer, extending to rear jaw; two stout intermaxillary teeth; inner row teeth of lower jaw longer and confined to anterior part of jaw; low, nodular and uniserial vomerine teeth (Ref. 90102).

Ease of Identification

Meristic characteristics of Gymnothorax herrei

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
on upper limb
total 109 - 119


Dorsal fin(s)

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

Caudal fin


Anal fin(s)

Fins number
Spines total
Soft-rays total

Paired fins

Pectoral Attributes  
Pelvics Attributes  
Main Ref. (e.g. 9948)
Glossary ( e.g. cephalopods )
Entered by Capuli, Estelita Emily
Modified by Valdestamon, Roxanne Rei
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