Morphology Data of Tanichthys micagemmae
Identification keys
Main Ref. Freyhof, J. and F. Herder, 2001
Appearance refers to
Bones in OsteoBase

Sex attributes

Specialized organs
Different appearance
Different colors
Remarks Males with slightly longer dorsal- and anal-fin rays and 1-6 cornified tubercles in a single toothlike row laterally on the snout posterior to premaxilla, under the eye. Spawning males with pale grey pigmentation below the lateral stripes (Ref. 41279).

Descriptive characteristics of juvenile and adult

Striking features
Body shape lateral elongated
Cross section oval
Dorsal head profile clearly convex
Type of eyes
Type of mouth/snout clearly protrusible
Position of mouth sub-terminal/inferior
Type of scales

Head and body below lateral midline whitish with many small dark grey spots (versus dark reddish brown); one black and white whitish longitudinal stripe of about same width (width of black stripe 0.9-1.8 times width of whitish stripe versus 0.3-0.6); distance from dorsal-fin origin to upper margin of whitish stripe about equal to distance from anal-fin origin to lower margin of black stripe (upper distance 0.9-1.2 times lower distance versus 1.8-2.7).

Ease of Identification

Meristic characteristics of Tanichthys micagemmae

Lateral Lines Interrupted: No
Scales on lateral line
Pored lateral line scales
Scales in lateral series 30 - 32
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
on upper limb


Dorsal fin(s)

Attributes no striking attributes
Fins number
Finlets No. Dorsal   
Spines total
Soft-rays total 8 - 8
Adipose fin

Caudal fin

Attributes forked

Anal fin(s)

Fins number
Spines total
Soft-rays total 11 - 11

Paired fins

Pectoral Attributes  more or less normal
Soft-rays   10 - 10
Pelvics Attributes  more or less normal
Position    abdominal  before origin of D1
Soft-rays   7 - 7
Main Ref. (e.g. 9948)
Glossary ( e.g. cephalopods )
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