Morphology Data of Bairdiella ronchus
Identification keys
Abnormalities
Main Ref. Chao, N.L., 2003
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
Dorsal head profile
Type of eyes
Type of mouth/snout
Position of mouth
Type of scales
Diagnosis

Colour greyish above, silvery below. Faint dark streaks on sides, oblique above, longitudinal below lateral line. Dorsal and caudal fins greyish with dark margin, anterior part of anal fin speckled. Mouth subterminal and oblique. Chin without barbel but with 5 pores. Preopercle serrated with few strong pines at angle. Second anal-fin spine very strong, as long as first soft ray. Gas bladder with 2 chambers, the anterior one yoke-shaped without appendages, the posterior one simple, carrot-shaped. Lapillus (small earstone) enlarged, more than half of sagitta (large earstone) (Ref 51721).

Ease of Identification

Meristic characteristics of Bairdiella ronchus

Lateral Lines Interrupted: No
Scales on lateral line 54 - 59
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 2
Finlets No. Dorsal   
Ventral  
Spines total 11 - 11
Soft-rays total 21 - 26
Adipose fin

Caudal fin

Attributes more or less truncate; more or less normal

Anal fin(s)

Fins number 1
Spines total 2 - 2
Soft-rays total 7 - 9

Paired fins

Pectoral Attributes  
Spines     
Soft-rays   
Pelvics Attributes  
Position    
Spines     
Soft-rays   
Main Ref. (e.g. 9948)
Glossary ( e.g. cephalopods )
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