Morphology Data of Bothus mancus
Identification keys
Main Ref. Myers, R.F., 1991
Appearance refers to
Bones in OsteoBase

Sex attributes

Specialized organs
Different appearance
Different colors

Descriptive characteristics of juvenile and adult

Striking features
Body shape lateral short and / or deep
Cross section
Dorsal head profile
Type of eyes
Type of mouth/snout
Position of mouth
Type of scales

Eyed side with dark margined light colored spots and numerous scattered small dark spots; normally with 3 dark blotches or spots on lateral line; dorsal and anal fins with longitudinal row of widely-spaced dark spots; pectorals of the eyed side with dark crossbars (Ref. 4417).

Description: Characterized further by pale brown to light grey body color; pectoral rays on eyed side, greatly prolonged in male, sometimes reaching as far posteriorly as caudal fin; weakly ctenoid scales or cycloid on eyed side, cycloid on blind side; short gill rakers; eyes of male with short tentacle; lower jaw extending to below front edge of lower eye or slightly posterior; mature male with spines on snout and on upper and lower orbital ridges; depth of body 1.7-25.1 in SL (Ref. 90102).

Ease of Identification

Meristic characteristics of Bothus mancus

Lateral Lines Interrupted: No
Scales on lateral line 76 - 90
Pored lateral line scales
Scales in lateral series
Scale rows above lateral line
Scale rows below lateral line
Scales around caudal peduncle
Gill clefts (sharks/rays only)
Gill rakers
on lower limb 9 - 11
on upper limb 0 - 0


Dorsal fin(s)

Fins number 1
Finlets No. Dorsal   0 - 0
Ventral  0 - 0
Spines total 0 - 0
Soft-rays total 96 - 104
Adipose fin absent

Caudal fin


Anal fin(s)

Fins number 1
Spines total 0 - 0
Soft-rays total 74 - 81

Paired fins

Pectoral Attributes  
Spines     0
Soft-rays   10 - 13
Pelvics Attributes  
Soft-rays   6 - 6
Main Ref. (e.g. 9948)
Glossary ( e.g. cephalopods )
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