Morphology Data of Hypophthalmichthys nobilis
Identification keys
Main Ref. Keith, P. and J. Allardi (coords.), 2001
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 fusiform / normal
Cross section oval
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
Type of scales

Body with numerous scattered small black blotches. Keels extend from pelvic base to anus. Barbels absent. Posterior margin of last simple dorsal ray not serrated. Branched anal rays 13-14.5 (Ref. 13274). Differs from Hypophthalmichthys molitrix by having scaled keel from pelvic to anal, 240-300 long gill rakes, head length 27-35% SL, dark overall coloration, flank with dark, large, very irregularly shaped blotches, fin bases and inferior parts of head and belly yellowish (Ref. 59043).

Ease of Identification likely to be confused with closely related species.

Meristic characteristics of Hypophthalmichthys nobilis

Lateral Lines Interrupted: No
Scales on lateral line 96 - 120
Pored lateral line scales
Scales in lateral series
Scale rows above lateral line 20 - 23
Scale rows below lateral line
Scales around caudal peduncle
Gill clefts (sharks/rays only)
Gill rakers
on lower limb
on upper limb
total 240 - 300


Dorsal fin(s)

Attributes no striking attributes
Fins number 1
Finlets No. Dorsal   
Spines total 3 - 3
Soft-rays total 7 - 7
Adipose fin

Caudal fin

Attributes forked; more or less normal

Anal fin(s)

Fins number 1
Spines total 1 - 3
Soft-rays total 12 - 14

Paired fins

Pectoral Attributes  more or less normal
Spines     1
Soft-rays   17 - 17
Pelvics Attributes  more or less normal
Position    abdominal  before origin of D1
Spines     1
Soft-rays   7 - 8
Main Ref. (e.g. 9948)
Glossary ( e.g. cephalopods )
Entered by Capuli, Estelita Emily
Modified by Torres, Armi G.
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