FishBase
Larvae Information Summary for  Arnoglossus rueppelii
( not available )

Main Ref: Bertolini, F., U. D'Ancona, E. Padoa Montalenti, S. Ranzi, L. Sanzo, A. Sparta, E. Tortonese and M. Vialli 1956
Yolk-sac larvae
  max min mod Ref.
Length at birth (mm)        
Preanal L. % TL        
Place of development  
Larval area to be filled
Yolk-sac ovoid     Ref:  
Yolk unsegmented Oil globules one oil globuleposteriorcentral
Rows on tail  
Other melanophores on tail  
Post larvae
Striking feature  
Striking shape lateral short and/or deep dorsal compressed
Striking feature  
Shape of gut spherical or gut loop
Gas bladder   early pigmented late pigmented
Spinal armature   early no spines late  
Rows on tail no rows
Other melanophores on tail one dorso-ventral cluster or band
Pigmentation late
Rows on tail no rows
Other melanophores on tail one dorso-ventral cluster or band
Melanophores on head + trunk melanophores on head + trunk
Urostyle region   early unpigmented late unpigmented
Peritoneum covered with melanophores
Pectorals normal  
Pelvics normal (i.e. small or absent)  
At 7 mm length the dorso-ventral cluster starts at the 210-220 caudal segment and extends over 3-4 segments. At 9 mm the urochord has not yet turned up and the cluster is between the 21th and 24th caudal vertebra. At 12mm:D 106-119
  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
Back to Search
Comments & Corrections

php script by kbanasihan, 09/07/10 ,  last modified by sortiz, 09/08/17