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Larvae Information Summary for  Pleurogrammus monopterygius
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Main Ref: Matarese, A.C., A.W. Kendall, D.M. Blood and M.V. Vinter 1989
Yolk-sac larvae
  max min mod Ref.
Length at birth (mm)        
Preanal L. % TL        
Place of development planktonic
Larval area Southern California, 32-34°N, to Bering Sea, 54-66°N
Yolk-sac       Ref:  
Yolk   Oil globules  
Post larvae
Striking feature  
Striking shape lateral   dorsal  
Striking feature  
Shape of gut  
Gas bladder   early   late  
Spinal armature   early   late  
Diagnostic characters: distinguished from other hexagrammids by: pigment pattern (unpigmented snout); larger eye, shorter snout. Pigment: midbrain and internally on hindbrain; dorsolateral surface of gut; postanal: dorsal midline along body length to last myomere; ventral midline extends only from midbody to last myomere; internal above and below notochord. Sequence of fin development: caudal, pectorals, dorsal and anal, pelvics.
  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
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