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Larvae Information Summary for  Lophotus lacepede
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Main Ref: Charter, S.R. and H.G. Moser 1996
Yolk-sac larvae
  max min mod Ref.
Length at birth (mm) 5.8      
Preanal L. % TL        
Place of development planktonic
Larval area California Current region
Yolk-sac       Ref:  
Yolk   Oil globules  
Rows on tail  
Other melanophores on tail  
Post larvae
Striking feature some dorsal fin rays very elongated
Striking shape lateral normal (not striking) dorsal  
Striking feature some dorsal fin rays very elongated
Shape of gut elongated
Gas bladder   early pigmented late  
Spinal armature   early   late  
Pigmentation early
Rows on tail no rows
Other melanophores on tail one dorso-ventral cluster or band
Melanophores on head + trunk melanophores on head + trunk
Rows on tail no rows
Other melanophores on tail one dorso-ventral cluster or band
Melanophores on head + trunk melanophores on head + trunk
Total myomeres 122-137; myomeres in preflexion larvae 27-34 + 91-96, in postflexion-transformation larvae 60+69, and in juveniles 109+124 + 13-19; in preflexion stage, moderate-sized eye (<40% HL) and short preanal length (<50% BL) and in postflexion-juvenile stage, small eye (about 33% HL) and long preanal length (>75% BL); by 25.2 mm, ink sac visible and anal pterygiophores developing; distinctive pigment. Pigmentation: Preflexion: scattered on head; on snout; dorsally over air bladder and hindgut; 3 patches dorsally; 1 dorso-ventral bar on tail; apposing dorsal and ventral patches near tip of tail; swellings on anterior dorsal and pelvic fin rays (elongate portion of fins generally broken); few internally posterior to cleithrum. Postflexion-transformation-juvenile: increasing along jaw, anterior to cleithrum, and laterally on body. Sequence of fin development: dorsal and pelvics, caudal and anal, pectorals.
Meristic characters
  max min mod Ref.
Total number of vertebrae 153 124   36608
  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
Entered by: Luna,Susan M. - 17.11.00
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