Main Ref. | Allen, G.R. and M.V. Erdmann, 2012 |
Appearance refers to | |
Bones in OsteoBase |
Specialized organs | |
Different appearance | |
Different colors | |
Remarks |
Striking features | |
Body shape lateral | elongated |
Cross section | |
Dorsal head profile | |
Type of eyes | |
Type of mouth/snout | |
Position of mouth | |
Type of scales | |
Diagnosis |
Description: Dorsal fin IX-XI (usually X), 18-20, with short (9.2-14.2%SL) posteriormost ray; anal fin II, 18-20 (rarely 20); pectoral rays 15-18; pelvic fin I, 2; caudal fin segmented-rays 10-14; last dorsal ray joined to caudal fin but only scarcely; last anal ray may be barely connected also to the caudal fin but more often free. Supraorbital tentacle, slender and thread-like. Body deep, 3 in SL. (Ref. 90102). Several geographical variations. Adults almost black and some populations have a reddish tail. Juveniles often bright yellow (Ref. 48636). |
Ease of Identification |
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 | |
Barbels | |
Gill clefts (sharks/rays only) | |
Gill rakers | |
on lower limb | |
on upper limb | |
total | |
Vertebrae | |
preanal | |
total | 33 - 35 |
Attributes | |
Fins number | 1 |
Finlets No. | Dorsal |
Ventral | |
Spines total | 9 - 11 |
Soft-rays total | 18 - 20 |
Adipose fin |
Attributes |
Fins number | 1 |
Spines total | 2 - 2 |
Soft-rays total | 18 - 20 |
Pectoral | Attributes |
Spines | |
Soft-rays 15 - 18 | |
Pelvics | Attributes |
Position | |
Spines 1 | |
Soft-rays 2 - 2 |