Larvae Information Summary for  Nerophis lumbriciformis
( not available )

Main Ref: Monteiro, N.M., V.C. Almada and M.N. Vieira 2003
Yolk-sac larvae
  max min mod Ref.
Length at birth (mm)     2.16 50993
Preanal L. % TL        
Place of development in brood pouch
Larval area northern Portugal
Yolk-sac other     Ref:  
Yolk   Oil globules  
Melanophores on head + trunk melanophores on trunk
Development is completed inside the confined egg space. When individuals are released from the brood pouch, they look like premature juveniles. At hatching, the mouth is already functional and the dorsal fin rays are clearly visible. Pigmentation marks (4-5) appear in the ventral side of the primordial marginal fin. At hatching, the yolk-sac is completely absorbed.
Post larvae
Striking feature duck-billed shape of head
Striking shape lateral eel-like dorsal  
Striking feature duck-billed shape of head
Shape of gut  
Gas bladder   early   late  
Spinal armature   early   late  
  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