FishBase
Larvae Information Summary for  Anchoa mitchilli
( not available )

Main Ref: Fahay, M. 1983
Yolk-sac larvae
  max min mod Ref.
Length at birth (mm) 2.7 1.8    
Preanal L. % TL        
Place of development planktonic
Larval area Mid-Atlantic Bight; Delaware Bay (USA)
Yolk-sac       Ref:  
Yolk   Oil globules  
Rows on tail no rows
Other melanophores on tail no other melanophores
Yolk tapers posteriorly. Incipient rays in caudal at 3.7 mm (Ref. 39467).
Post larvae
Striking feature lower jaw strongly projecting
Striking shape lateral eel-like dorsal  
Striking feature lower jaw strongly projecting
Shape of gut tube-like
Gas bladder   early   late  
Spinal armature   early   late  
Rows on tail no rows
Other melanophores on tail no other melanophores
Rows on tail no rows
Other melanophores on tail no other melanophores
Pectorals normal  
Pelvics normal (i.e. small or absent)  
Body long and slender, with vent under dorsal fin; mouth large, terminal, extends to middle of eye, becomes subterminal; gut with muscle-band striations posteriorly; little pigment; overlapping dorsal and anal fins. At 12 mm, dorsal (15-16), anal (23-31). Posterior region of gut convoluted at 5.0 mm; Body depth increasing with increase in length - 12 times in body at 16 mm, 9 times at 20 mm. At about 20.0 mm (juvenile stage), chromatophores from origin of anal fin to the base, ventrally between operculum and ventral fins (Ref. 40860). Sequence of fin formation: caudal, dorsal, and anal; pectoral; pelvic.
Meristic characters
  max min mod Ref.
Total number of myomeres 44 38   68
  L 1st feeding Ref. Months of presence of larvae    Ref. 
max 5 40860 Jan Feb Mar Apr
min 4.5 40860 May Jun Jul Aug
mod     Sep Oct Nov Dec
Water parameters     Metric characters
Entered by: Luna,Susan M. - 08.08.00
Modified by: Luna,Susan M. - 13.12.01
Back to Search
Comments & Corrections
  Sign our Guest Book

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