Morphology Data of Tryssogobius porosus
Identification keys
Abnormalities
Main Ref. Larson, H.K. and I.-S. Chen, 2007
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: preopercular canal with 3 pores and 2 pores over opercle; color in life translucent with yellow markings on the body and fins, with a distinctive dense black oval blotch posteriorly on first dorsal fin; 5th -8th caudal fin rays usually elongate and filamentous, extending beyond other rays; branchiostegal membranes with one cycloid scale on each side; second dorsal fin I, 9; anal fins I, 10; pectoral fin rays 20-21 (Ref. 58420).

Ease of Identification

Meristic characteristics of Tryssogobius porosus

Lateral Lines Interrupted: No
Scales on lateral line 23 - 28
Pored lateral line scales
Scales in lateral series
Scale rows above lateral line
Scale rows below lateral line
Scales around caudal peduncle 12 - 12
Barbels
Gill clefts (sharks/rays only)
Gill rakers
on lower limb
on upper limb
total
Vertebrae
preanal
total 26 - 26

Fins

Dorsal fin(s)

Attributes
Fins number 2
Finlets No. Dorsal   
Ventral  
Spines total 7 - 7
Soft-rays total 9 - 9
Adipose fin

Caudal fin

Attributes

Anal fin(s)

Fins number 1
Spines total 1 - 1
Soft-rays total 10 - 10

Paired fins

Pectoral Attributes  
Spines     
Soft-rays   20 - 21
Pelvics Attributes  
Position    
Spines     
Soft-rays   
Main Ref. (e.g. 9948)
Glossary ( e.g. cephalopods )
Comments & Corrections
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