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Larvae Information Summary for  Heteroscarus acroptilus
( not available )

Main Ref: Neira, F.J., A.G. Miskiewicz and T. Trnski 1998
Yolk-sac larvae
  max min mod Ref.
Length at birth (mm) 2.1      
Preanal L. % TL 63 54    
Place of development planktonic
Larval area coastal waters off Perth (WA), Wilson Inlet (WA), and Botany Bay (NSW)
Yolk-sac       Ref:  
Yolk   Oil globules  
Post larvae
Striking feature  
Striking shape lateral   dorsal  
Striking feature  
Shape of gut  
Gas bladder   early   late  
Spinal armature   early   late  
Diagnostic characters: early forming villiform teeth along premaxilla; 4-5 internal melanophores (sometimes coalesced) on hindgut above anus. Sequence of fin formation: caudal (3.9-5.6 mm); dorsal (4.2->5.6 mm); anal (4.2->5.6 mm); pectoral (4.3-5.6 mm); pelvic (5.6 - mm). Larvae settle on the bottom at length greater than 5.6 mm BL.
Meristic characters
  max min mod Ref.
Total number of myomeres 32 31   33616
Preanal number of myomeres 16 14   33616
  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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