Morphology Data of Melanotaenia wokamensis
Identification keys
Main Ref. Allen, G.R., R.K. Hadiaty, P.J. Unmack and M.V. Erdmann, 2015
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
Dorsal head profile
Type of eyes
Type of mouth/snout
Position of mouth terminal
Type of scales cycloid scales

Melanotaenia wokamensis is distinguished by the following combination of characters: IV-VI-I,11-14 dorsal-fin rays; I,18-22 anal-fin rays; 12-14 (usually 13) pectoral-fin rays; 33-35 (rarely 35) scales on lateral line, 14-16 predorsal scales; 11-17 cheek scales; 15-17 total gill rakers on first arch; greatest body depth of adult male 34.4 % SL; color in life generally light blue on back with metallic reflections; dark blue midlateral stripe (1-2 scales wide), bordered with bold, relatively broad reddish to orange stripes; ventral portion of body greyish-white except bold dark-blue margins on

scales above anal fin and large, bright blue patch just behind and below pectoral-fin base; second dorsal and anal fins bluish with broad, reddish outer margin; caudal fin semitranslucent reddish (Ref. 110723).

Ease of Identification

Meristic characteristics of Melanotaenia wokamensis

Lateral Lines Interrupted: No
Scales on lateral line 33 - 35
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 15 - 17


Dorsal fin(s)

Attributes no striking attributes
Fins number 2
Finlets No. Dorsal   
Spines total 4 - 6
Soft-rays total 11 - 14
Adipose fin absent

Caudal fin

Attributes forked

Anal fin(s)

Fins number
Spines total 1 - 1
Soft-rays total 18 - 22

Paired fins

Pectoral Attributes  more or less normal
Soft-rays   12 - 14
Pelvics Attributes  more or less normal
Position    abdominal  before origin of D1
Spines     1
Soft-rays   5 - 5
Main Ref. (e.g. 9948)
Glossary ( e.g. cephalopods )
Entered by Torres, Armi G.
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