Morphology Data of Alepes apercna
Identification keys
Abnormalities
Main Ref. Smith-Vaniz, W.F., 1999
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 fusiform / normal
Cross section compressed
Dorsal head profile
Type of eyes
Type of mouth/snout
Position of mouth
Type of scales
Diagnosis

This species is distinguished by the following characters: adipose eyelid well developed on posterior half of the eye only; upper jaw narrowly rounded posteriorly, with supramaxilla relatively small without an anterior spine-like extension; gill rakers (including rudiments) 8-10 + 18-21 = 27-30. Colour in life green to bluish green above, silvery to white below, a diffuse dusky blotch on margin of opercle, not bordered above by a white spot; interradial membranes of spinous dorsal fin hyaline to dusky; spinous and second dorsal, anal, and caudal fins dusky yellow, with anterior rays of second dorsal and anal fins often with white tips; caudal-fin lobes often with dark tips; pelvic fins white and pectoral fins hyaline; juveniles with 7 dark bands on body (Ref. 9894).

Ease of Identification

Meristic characteristics of Alepes apercna

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 18 - 21
on upper limb 8 - 10
total 27 - 30
Vertebrae
preanal 10 - 10
total 24 - 24

Fins

Dorsal fin(s)

Attributes
Fins number 2
Finlets No. Dorsal   
Ventral  
Spines total 8 - 8
Soft-rays total 24 - 26
Adipose fin

Caudal fin

Attributes

Anal fin(s)

Fins number 2
Spines total 3 - 3
Soft-rays total 20 - 22

Paired fins

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