Larvae Information Summary for  Scaphirhynchus albus
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Main Ref: Snyder, D.E. 2002
Yolk-sac larvae
  max min mod Ref.
Length at birth (mm) 9 8    
Preanal L. % TL        
Place of development planktonic
Larval area riverine
Yolk-sac       Ref:  
Yolk   Oil globules  
At 10-11 mm, well-pigmented eyes, a forming mouth and barbel buds are present. At 12-13 mm, pelvic bud are forming. At 18-19 mm, yolk is absorbed.
Post larvae
Striking feature  
Striking shape lateral   dorsal  
Striking feature  
Shape of gut  
Gas bladder   early   late  
Spinal armature   early   late  
At 21-26 mm, first median fin rays appear. At 30-31 mm, first anal fin rays appear. At >81 mm, last caudal fin rays appear.
  L 1st feeding Ref. Months of presence of larvae
max     Jan Feb Mar Apr
min   May Jun Jul Aug
mod     Sep Oct Nov Dec
Similar species 1 2596Scaphirhynchusplatorynchus
Water parameters     Metric characters
Entered by: Luna,Susan M. - 03.07.14
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