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Larvae Information Summary for  Esox lucius
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Main Ref: Morrow, J.E. 1980
Yolk-sac larvae
  max min mod Ref.
Length at birth (mm) 9.5 6.5    
Preanal L. % TL        
Place of development in close association with substrate
Larval area North America; Western Europe
Yolk-sac       Ref:  
Yolk   Oil globules  
Melanophores on head + trunk melanophores on trunk
Newly hatched larvae with no mouth and cling to the weeds or substrate until the mouth develops. Yolk is absorbed at 12.5-13.0 mm. Pigmentation: No pigment present on the lateral line. Pigments present on the dorsal line.
Post larvae
Striking feature  
Striking shape lateral   dorsal  
Striking feature  
Shape of gut  
Gas bladder   early   late  
Spinal armature   early   late  
  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: Garilao,Cristina V. - 15.04.99
Modified by: Luna,Susan M. - 15.04.02
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