FishBase
Larvae Information Summary for  Gonorynchus greyi
( not available )

Main Ref: Bruce, B.D. 1998
Yolk-sac larvae
  max min mod Ref.
Length at birth (mm)   2.5    
Preanal L. % TL 90 77    
Place of development planktonic
Larval area coastal waters of New South Wales, eastern Tasmania, and Rottnest Island (WA)
Yolk-sac       Ref:  
Yolk   Oil globules  
Rows on tail  
Other melanophores on tail  
Post larvae
Striking feature none
Striking shape lateral short and/or deep dorsal compressed
Striking feature none
Shape of gut elongated
Gas bladder   early absent late absent
Spinal armature   early   late  
Pigmentation early
Rows on tail dorsal + ventral row
Other melanophores on tail one dorso-ventral cluster or band
Melanophores on head + trunk melanophores on trunk
Pigmentation late
Rows on tail dorsal + ventral row
Other melanophores on tail one dorso-ventral cluster or band
Melanophores on head + trunk melanophores on head + trunk
Urostyle region   early pigmented late pigmented
Peritoneum with row of melanophores
Pectorals fin rays only without melanophores
Pelvics fin rays only without melanophores
Diagnostic characters: prominent striations on hindgut in larvae >6.0 mm; gas bladder not apparent; posteriorly placed dorsal, anal and pelvic fins; dorsal and anal fins do not overlap; prominent pigment patch over dorsal and ventral midlines of caudal peduncle; small melanophores along lateral midline of trunk and tail in postflexion larvae; 11-17 roughly alternating, evenly spaced internal melanophores dorsally along entire gut. Sequence of fin development: dorsal (6.6-22.7 mm); anal (6.6-22.7 mm); caudal (10.1-13.2 mm); pelvic (15.0-28.0 mm); pectoral (20.5-40.2 mm). Larvae are present in coastal waters off southwestern Australia in December, coastal waters of eastern Tasmania from April to June, coastal waters off northern and central New South Wales from January to June, and in coastal waters off Sydney (NSW) from October to July (Ref. 33822, 33823).
Meristic characters
  max min mod Ref.
Total number of myomeres 61 54   33838
Preanal number of myomeres 53 46   33838
  L 1st feeding Ref. Months of presence of larvae
max     Jan Feb Mar Apr
min   May Jun Jul Aug
mod     Sep Oct Nov Dec
Water parameters     Metric characters
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