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) | 5 | |||
Preanal L. % TL | 46.9 |
Place of development | planktonic | |||
Larval area | Northeastern Atlantic (Italy); Northwestern Pacific (Japan) | |||
Yolk-sac | ovoid pigmented | Ref: | ||
Yolk | Oil globules | |||
Rows on tail | dorsal + ventral row | |||
Other melanophores on tail | tail partly covered with melanophores | |||
Melanophores on head + trunk | melanophores on head + trunk | |||
Head short, roundish, broad and depressed; snout very short. Pelvics present in late larvae. |
Striking feature | other | |||
Striking shape lateral | normal (not striking) | dorsal | normal (not striking) | |
Striking feature | other | |||
Shape of gut | elongated | |||
Gas bladder early | pigmented | late | pigmented | |
Spinal armature early | no spines | late | no spines | |
Pigmentation early | ||||
Rows on tail | dorsal + ventral row | |||
Other melanophores on tail | tail partly covered with melanophores | |||
Melanophores on head + trunk | melanophores on head + trunk | |||
Pigmentation late | ||||
Rows on tail | dorsal + ventral row | |||
Other melanophores on tail | tail partly covered with melanophores | |||
Melanophores on head + trunk | melanophores on head + trunk | |||
Urostyle region early | pigmented | late | pigmented | |
Peritoneum | covered with melanophores | |||
Pectorals | strikingly large covered with melanophores | |||
Pelvics | strikingly large or elongated with melanophores | |||
At 7-8 mm pectorals reaching beyond origin of ventrals, these reaching about to half the length of the anal; 11-12 anal rays. At 13-14 mm pectorals reaching beyond anus. Barbels absent. |
L 1st feeding | Ref. |
Months of presence of larvae
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max | Jan | Feb | Mar | Apr | ||
min | May | Jun | Jul | Aug | ||
mod | 5.5 | Sep | Oct | Nov | Dec |
Water parameters Metric characters |
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