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Larvae Information Summary for  Muraena helena
( not available )

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)     10.7  
Preanal L. % TL        
Place of development planktonic
Larval area Eastern Atlantic and Mediterranean
Yolk-sac       Ref:  
Yolk segmented Oil globules no oil globule
Rows on tail no rows
Other melanophores on tail no other melanophores
Four teeth in each jaw. 3-5 intestinal dots, subspinal pigment.
Post larvae
Striking feature teeth clearly visible
Striking shape lateral eel-like dorsal compressed
Striking feature teeth clearly visible
Shape of gut tube-like
Gas bladder   early   late  
Spinal armature   early no spines late no spines
Rows on tail no rows
Other melanophores on tail no other melanophores
Rows on tail no rows
Other melanophores on tail no other melanophores
Urostyle region   early unpigmented late unpigmented
Peritoneum without melanophores
Pelvics normal (i.e. small or absent)  
At 14 mm 145-150 myomeres, incl. 76-80 preanal, subspinal pigment. Later 139-144 myomeres.
  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
Entered by: Papasissi,Christine - 29.10.90
Modified by: Luna,Susan M. - 12.01.15
Checked by: Giovanardi,Otello - 18.02.91
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