Morphology Data of Halichoeres nigrescens
Identification keys
Abnormalities
Main Ref. Allen, G.R. and M.V. Erdmann, 2012
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: greatest body depth 2.9-3.6 in SL; pectoral-fin rays usually 14. Colour of male green on head and upper two-thirds of body, white on ventral part with inter-connected brown bars on side; lavander bands on head; between 6th and 7th dorsal spines, a diffuse dark spot; upper pectoral fin base with a small black spot; colour of female dark greenish-brown on upper half of body with several small, white spots along middle of the side (Ref. 90102).

Ease of Identification

Meristic characteristics of Halichoeres nigrescens

Lateral Lines Interrupted: No
Scales on lateral line 27 - 27
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 18 - 22
Vertebrae
preanal
total

Fins

Dorsal fin(s)

Attributes
Fins number 1
Finlets No. Dorsal   
Ventral  
Spines total 9 - 9
Soft-rays total 12 - 12
Adipose fin

Caudal fin

Attributes

Anal fin(s)

Fins number 1
Spines total 3 - 3
Soft-rays total 11 - 12

Paired fins

Pectoral Attributes  
Spines     0
Soft-rays   14 - 15
Pelvics Attributes  
Position    
Spines     
Soft-rays   
Main Ref. (e.g. 9948)
Glossary ( e.g. cephalopods )
Entered by Capuli, Estelita Emily
Comments & Corrections
Sign our Guest Book
Back to Search
cfm script by eagbayani, 17.10.00, php script by rolavides, 13/03/08 ,  last modified by sortiz, 06.27.17