FishBase |
Main Ref: | Scotton, L.N., R.E. Smith, N.S. Smith, K.S. Price and D.P. de Sylva 1973 |
max | min | mod | Ref. | |
Length at birth (mm) | 5 | 4.5 | ||
Preanal L. % TL |
Place of development | planktonic | |||
Larval area | Delaware Bay | |||
Yolk-sac | ovoid | Ref: | ||
Yolk | Oil globules | |||
Yolk-sac large and head is not deflected. Both dorsal and ventral finfolds are continuous. |
Striking feature | ||||
Striking shape lateral | dorsal | |||
Striking feature | ||||
Shape of gut | ||||
Gas bladder early | late | |||
Spinal armature early | late | |||
At 6 mm, seven days after hatching, yolk is absorbed. At about 15-20 mm, young show many diagnostic characters of the adults. |
L 1st feeding | Ref. |
Months of presence of larvae
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max | Jan | Feb | Mar | Apr | ||
min | May | Jun | Jul | Aug | ||
mod | 6 | 40829 | Sep | Oct | Nov | Dec |
Water parameters Metric characters |
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