FishBase
Larvae Information Summary for  Scomber australasicus
( 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) 3.2      
Preanal L. % TL 65 40    
Place of development planktonic
Larval area Northwestern Pacific (Japan; coastal waters of New South Wales; Taiwan Strait)
Yolk-sac       Ref:  
Yolk   Oil globules  
Rows on tail  
Other melanophores on tail  
Post larvae
Striking feature none
Striking shape lateral normal (not striking) dorsal normal (not striking)
Striking feature none
Shape of gut triangular
Gas bladder   early   late  
Spinal armature   early several different spines late several different spines
Pigmentation early
Rows on tail dorsal + ventral row
Other melanophores on tail no other melanophores
Melanophores on head + trunk melanophores on head + trunk
Pigmentation late
Rows on tail dorsal + ventral row
Other melanophores on tail no other melanophores
Melanophores on head + trunk melanophores on head + trunk
Urostyle region   early pigmented late pigmented
Peritoneum with row of melanophores
Pectorals normal  
Pelvics normal (i.e. small or absent)  
Head spines restricted to low, smooth supraocular and supracleithral ridges; mouth slightly subterminal from flexion stage; large gap between anus and origin of anal fin, reduced with growth; melanophore dorsally on nape, becoming internal in late preflexion larvae from 4.9 mm; series of melanophores along ventral midline of tail, anteriormost becoming internal during flexion stage. Sequence of fin formation: caudal (3.2-7.0 mm); anal (4.9-12.7 mm); dorsal (4.9-15.9 mm); pelvic (6.0-12.7 mm); pectoral (6.5-15.9 mm). Larvae settle on the bottom at length greater than 23.3 mm BL.
Meristic characters
  max min mod Ref.
Total number of myomeres 32 30   33616
Preanal number of myomeres 15 10   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
Back to Search
Comments & Corrections

php script by kbanasihan, 09/07/10 ,  last modified by sortiz, 09/08/17