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Larvae Information Summary for  Lethenteron kessleri
( not available )

Main Ref: Renaud, C.B. 2011
Yolk-sac larvae
  max min mod Ref.
Length at birth (mm)        
Preanal L. % TL        
Place of development in close association with substrate
Larval area mouth of small streams
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  
Ammocoetes: Max. size at least 218 mm TL. Body proportions, as percentage of TL (based on 50 specimens measuring a mean of 218 mm TL; the values given below represent a mean): prebranchial length, 5.7; branchial length, 9.8; trunk length, 54.4 (derived by deduction); tail length, 30.1. Trunk myomeres, 67-71. Metamorphosing ammocoetes: 225-233 mm TL (a range of means).
  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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