FishBase |
Main Ref: | Bertolini, F., U. D'Ancona, E. Padoa Montalenti, S. Ranzi, L. Sanzo, A. Sparta, E. Tortonese and M. Vialli 1956 |
max | min | mod | Ref. | |
Length at birth (mm) | ||||
Preanal L. % TL |
Place of development | planktonic | |||
Larval area | Eastern Atlantic | |||
Yolk-sac | Ref: | |||
Yolk | segmented | Oil globules | one oil globule | |
Rows on tail | ||||
Other melanophores on tail | ||||
Striking feature | light organs | |||
Striking shape lateral | eel-like | dorsal | ||
Striking feature | light organs | |||
Shape of gut | elongated | |||
Gas bladder early | visible | late | visible | |
Spinal armature early | no spines | late | no spines | |
Pigmentation early | ||||
Rows on tail | ventral row | |||
Other melanophores on tail | one dorso-ventral cluster or band | |||
Melanophores on head + trunk | melanophores on head + trunk | |||
Pigmentation late | ||||
Rows on tail | ventral row | |||
Other melanophores on tail | one dorso-ventral cluster or band | |||
Melanophores on head + trunk | melanophores on head + trunk | |||
Urostyle region early | pigmented | late | pigmented | |
Peritoneum | covered with melanophores | |||
Pectorals | normal without melanophores | |||
Pelvics | normal (i.e. small or absent) without melanophores | |||
A large spot of black pigments from the border of hypurals to margin of caudal finfold. Intestine with protuberance corresponding to the side where the swim bladder soon becomes visible bends down sharply to open on margin of fin fold. Pigmentation: A broad streak of pigment diagonally is present over caudal fin base from dorsal caudal peduncle to base of lower caudal fin rays. |
max | min | mod | Ref. | |
Total number of myomeres | 38 | |||
Preanal number of myomeres | 18 |
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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