Morphology Data of Acanthurus tennentii
Identification keys
Abnormalities
Main Ref. Randall, J.E., 1986
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 short and / or deep
Cross section compressed
Dorsal head profile
Type of eyes
Type of mouth/snout
Position of mouth
Type of scales
Diagnosis

Brown in color, specimens up to 12 cm SL with black horseshoe mark on shoulder region breaking into 2 horizontal curved bands in larger specimens; caudal spine surrounded by a black area which is then surrounded by a bluish white area; caudal fin with a white posterior border (Ref. 3145).

Description: Characterized further by having caudal spine length of 2.5-3.8 in head length; greatest depth of body 1.9-2.2 in SL (Ref. 90102).

Ease of Identification

Meristic characteristics of Acanthurus tennentii

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
on upper limb
total
Vertebrae
preanal
total

Fins

Dorsal fin(s)

Attributes
Fins number 1
Finlets No. Dorsal   0 - 0
Ventral  0 - 0
Spines total 9 - 9
Soft-rays total 23 - 24
Adipose fin absent

Caudal fin

Attributes

Anal fin(s)

Fins number 1
Spines total 3 - 3
Soft-rays total 22 - 23

Paired fins

Pectoral Attributes  
Spines     0
Soft-rays   16 - 16
Pelvics Attributes  
Position    
Spines     1
Soft-rays   
Main Ref. (e.g. 9948)
Glossary ( e.g. cephalopods )
Entered by Garilao, Cristina V.
Modified by Valdestamon, Roxanne Rei
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cfm script by eagbayani, 17.10.00, php script by rolavides, 13/03/08 ,  last modified by sortiz, 06.27.17