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Larvae Information Summary for  Macroramphosus scolopax
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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)        
Preanal L. % TL        
Place of development planktonic
Larval area Northeastern Atlantic; Northwestern Pacific (Japan)
Yolk-sac       Ref:  
Yolk   Oil globules  
Rows on tail  
Other melanophores on tail  
Post larvae
Striking feature other
Striking shape lateral short and/or deep dorsal  
Striking feature other
Shape of gut elongated
Gas bladder   early   late  
Spinal armature   early several different spines late several different spines
Pigmentation early
Rows on tail ventral + lateral row
Other melanophores on tail tail partly covered with melanophores
Melanophores on head + trunk melanophores on head + trunk
Pigmentation late
Rows on tail no rows
Other melanophores on tail tail partly covered with 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)  
Second spine of the dorsal fin especially long and located a little in front of the anus. Snout concave. The serrated occipital crest and the supraorbital one very conspicuous. The whole body covered with spiny scales arranged in longitudinal lines.
Meristic characters
  max min mod Ref.
Total number of myomeres 24 23 23  
  L 1st feeding Ref. Months of presence of larvae    Ref. 
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. - 24.02.03
Checked by: Giovanardi,Otello - 18.02.91
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