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Larvae Information Summary for  Cyclopterus lumpus
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Main Ref: Russell, F.S. 1976
Yolk-sac larvae
  max min mod Ref.
Length at birth (mm) 7.4 4 5  
Preanal L. % TL        
Place of development planktonic
Larval area to be filled
Yolk-sac       Ref: 41
Yolk segmented Oil globules one oil globuleposteriorunpigmented
Rows on tail no rows
Other melanophores on tail tail with single melanophore
Melanophores on head + trunk melanophores on head + trunk
Large pectoral fins with radial rows of pigment .
Post larvae
Striking feature none
Striking shape lateral short and/or deep dorsal tadpole-like
Striking feature none
Shape of gut triangular
Gas bladder   early invisible late invisible
Spinal armature   early no spines late no spines
Pigmentation early
Rows on tail no rows
Other melanophores on tail tail partly covered with melanophores
Melanophores on head + trunk melanophores on head + trunk
Pigmentation late
Rows on tail no rows
Other melanophores on tail tail partly covered with melanophores
Melanophores on head + trunk melanophores on head + trunk
Urostyle region   early unpigmented late unpigmented
Peritoneum covered with melanophores
Pectorals normal without melanophores
Pelvics joint at base or sucker disk  
Tadpole-like larva with sucker-disk.
  L 1st feeding Ref. Months of presence of larvae
max     Jan Feb Mar Apr
min   May Jun Jul Aug
mod 5.5   Sep Oct Nov Dec
Water parameters     Metric characters
Entered by: Froese,Rainer - 19.10.90
Modified by: Luna,Susan M. - 27.02.91
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