Morphology Data of Melanotaenia sahulensis
Identification keys
Abnormalities
Main Ref. Hammer, M.P., G.R. Allen, K.C. Martin, M. Adams and P.J. Unmack, 2019
Appearance refers to
Bones in OsteoBase

Sex attributes

Specialized organs
Different appearance
Different colors
Remarks

Descriptive characteristics of juvenile and adult

Striking features
Body shape lateral
Cross section compressed
Dorsal head profile
Type of eyes
Type of mouth/snout
Position of mouth
Type of scales
Diagnosis

This species with well-contrasted dark lateral body stripes, is distinguished by the following set of characters: D V-VII, I,7-10 (mode 8); A I,15-17 (mode 16); total procurrent caudal rays 12-16 (mode 13); lateral scales 31-34 (mode 33); cheek scales often 9-12; total gill rakers on first arch 14-18; vertebrae 32-35 (mode 34); body very deep with greatest depth 2.6-3.7 (mean 3.0) in SL, greatest width 1.7-2.9 (mean 2.0) in HL; maxilla relatively long 3.2-4.2 (mean 3.6) in HL; long predorsal distance 1.8-2.2 (mean 2.0) in SL. Colouration: when alive silver to grey body with a series of black lateral stripes; fins with distinct contrasting colour zones, separated by a thick dark submarginal band, most distinct in nuptial males (Ref. 121823).

Ease of Identification

Meristic characteristics of Melanotaenia sahulensis

Lateral Lines Interrupted: No
Scales on lateral line 31 - 34
Pored lateral line scales
Scales in lateral series
Scale rows above lateral line
Scale rows below lateral line
Scales around caudal peduncle 12 - 14
Barbels
Gill clefts (sharks/rays only)
Gill rakers
on lower limb
on upper limb
total 14 - 18
Vertebrae
preanal 18 - 21
total 32 - 35

Fins

Dorsal fin(s)

Attributes
Fins number 2
Finlets No. Dorsal   
Ventral  
Spines total 8 - 8
Soft-rays total 7 - 10
Adipose fin

Caudal fin

Attributes

Anal fin(s)

Fins number 1
Spines total 1 - 1
Soft-rays total 15 - 17

Paired fins

Pectoral Attributes  
Spines     
Soft-rays   11 - 14
Pelvics Attributes  
Position    
Spines     1
Soft-rays   5 - 5
Main Ref. (e.g. 9948)
Glossary ( e.g. cephalopods )
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