Morphology Data of Plectorhinchus picus
Identification keys
Abnormalities
Main Ref. Randall, J.E., G.R. Allen and R.C. Steene, 1990
Appearance refers to
Bones in OsteoBase

Sex attributes

Specialized organs
Different appearance
Different colors
Remarks

Descriptive characteristics of juvenile and adult

Striking features none
Body shape lateral fusiform / normal
Cross section compressed
Dorsal head profile clearly convex
Type of eyes more or less normal
Type of mouth/snout more or less normal
Position of mouth terminal
Type of scales
Diagnosis

Description: Juveniles (under 25 cm) dorsal black with spots few large white and saddle on forehead, middle of dorsal fin, and across caudal peduncle, ventral white. Adults white with numerous small dark spots extending to dorsal, anal and caudal fins (Ref. 37816, 90102). Changes from bold black and white pattern to a whitish grey with numerous small black spots over most of the upper body and fins (Ref. 2334). Opercle margin upper rear edge black. Lips very thick in adults. Body depth 2.7-3.1 in SL. Dorsal fin 3rd or 4th spines longest. Caudal fin slightly rounded in juveniles, slightly emarginate in adults (Ref. 90102).

Ease of Identification

Meristic characteristics of Plectorhinchus picus

Lateral Lines 1 Interrupted: No
Scales on lateral line 70 - 75
Pored lateral line scales 70 - 75
Scales in lateral series
Scale rows above lateral line
Scale rows below lateral line
Scales around caudal peduncle
Barbels 0
Gill clefts (sharks/rays only)
Gill rakers
on lower limb 23 - 25
on upper limb 8 - 10
total 31 - 35
Vertebrae
preanal
total

Fins

Dorsal fin(s)

Attributes no striking attributes
Fins number 1notched No
Finlets No. Dorsal   0 - 0
Ventral  0 - 0
Spines total 12 - 14
Soft-rays total 17 - 20
Adipose fin absent

Caudal fin

Attributes more or less truncate; more or less normal

Anal fin(s)

Fins number 1
Spines total 3 - 3
Soft-rays total 7 - 8

Paired fins

Pectoral Attributes  more or less normal
Spines     0
Soft-rays   17 - 18
Pelvics Attributes  more or less normal
Position    thoracic  beneath origin of D1
Spines     
Soft-rays   
Main Ref. (e.g. 9948)
Glossary ( e.g. cephalopods )
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