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Larvae Information Summary for  Sarda sarda
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Main Ref: Bertolini, F., U. D'Ancona, E. Padoa Montalenti, S. Ranzi, L. Sanzo, A. Sparta, E. Tortonese and M. Vialli 1956
Yolk-sac larvae
  max min mod Ref.
Length at birth (mm)     4.3  
Preanal L. % TL     45.5  
Place of development planktonic
Larval area Mediterranean
Yolk-sac ovoid   pigmented Ref:  
Yolk   Oil globules more than one oil globuleposteriorventralpigmented
Rows on tail ventral row
Melanophores on head + trunk melanophores on head + trunk
Chromatophores on dorsal and ventral margin of primordial fin.
Post larvae
Striking feature teeth clearly visible
Striking shape lateral normal (not striking) dorsal normal (not striking)
Striking feature teeth clearly visible
Shape of gut triangular
Gas bladder   early   late  
Spinal armature   early   late several different spines
Rows on tail ventral row
Melanophores on head + trunk melanophores on head + trunk
Pigmentation late
Rows on tail ventral row
Other melanophores on tail tail with single melanophore
Melanophores on head + trunk melanophores on head + trunk
Urostyle region   early pigmented late pigmented
Peritoneum covered with melanophores
Pectorals normal  
Pelvics normal (i.e. small or absent)  
At 7 mm pre- and opercular spines as well as orbital and otocystic ones.
Meristic characters
  max min mod Ref.
Total number of vertebrae 53 50 52  
  L 1st feeding Ref. Months of presence of larvae
max     Jan Feb Mar Apr
min   May Jun Jul Aug
mod 4.2   Sep Oct Nov Dec
Water parameters     Metric characters
Entered by: Papasissi,Christine - 29.10.90
Modified by: Luna,Susan M. - 23.01.08
Checked by: Giovanardi,Otello - 19.02.91
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