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Larvae Information Summary for  Salvelinus fontinalis
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Main Ref: Morrow, J.E. 1980
Yolk-sac larvae
  max min mod Ref.
Length at birth (mm)        
Preanal L. % TL        
Place of development in close association with substrate
Larval area Northwestern Pacific
Yolk-sac elongated   unpigmented Ref:  
Yolk   Oil globules  
Young remain in gravel until the yolk sac has been absorbed. They emerge in April or May and stay on the redd for a few days and may burrow into gravel when frightened (Ref. 27547).
Post larvae
Striking feature none
Striking shape lateral normal (not striking) dorsal normal (not striking)
Striking feature none
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. - 06.01.03
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