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Larvae Information Summary for  Tautogolabrus adspersus
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Main Ref: Fahay, M. 1983
Yolk-sac larvae
  max min mod Ref.
Length at birth (mm) 2.2 2   68
Preanal L. % TL     50 68
Place of development planktonic
Larval area Mid-Atlantic Bight
Yolk-sac       Ref:  
Yolk   Oil globules  
Rows on tail dorsal + lateral row
Other melanophores on tail tail partly covered with melanophores
Melanophores on head + trunk melanophores on head
Eyes unpigmented; mouth undeveloped; light pigment between eyes; narrow gap between yolk and anus; vent halfway between snout and tip of tail. Yolk-sac absorbed at about 2.8 to 3.0 mm. Pigmentation: melanophores confined to dorsal and dorso-lateral regions of body and extend to the tail. Pigment soon aggregates into three patches - one at vent, one midway between vent and tip of tail and one near tail tip.
Post larvae
Striking feature none
Striking shape lateral normal (not striking) dorsal  
Striking feature none
Shape of gut tube-like
Gas bladder   early   late  
Spinal armature   early no spines late no spines
Pigmentation early
Rows on tail no rows
Other melanophores on tail one dorso-ventral cluster or band
Melanophores on head + trunk melanophores on head
Pigmentation late
Rows on tail no rows
Other melanophores on tail one dorso-ventral cluster or band
Melanophores on head + trunk melanophores on head
Peritoneum with row of melanophores
Pectorals normal  
Pelvics normal (i.e. small or absent)  
Pigmentation: band of pigment over gut, pair of spots between anus and caudal fin; few spots on ventral notochord tip. Sequence of fin formation: dorsal (7.0-8.0 mm TL); at 8.0 mm, dorsal, caudal and anal fin rays are well differentiated. At 15.0 mm, young displays adult form.
Meristic characters
  max min mod Ref.
Total number of myomeres 36 36   68
  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: Luna,Susan M. - 11.08.00
Modified by: Luna,Susan M. - 17.01.02
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