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) | 2.5 | |||
Preanal L. % TL |
Place of development | planktonic | |||
Larval area | to be filled | |||
Yolk-sac | pigmented | Ref: | ||
Yolk | unsegmented | Oil globules | one oil globuleposteriorventralpigmented | |
Rows on tail | no rows | |||
Other melanophores on tail | tail with single melanophore | |||
Melanophores on head + trunk | melanophores on head + trunk | |||
Abundant melanophores on head and trunk. One big stellate melanophore on trunk. |
Striking feature | other | |||
Striking shape lateral | short and/or deep | dorsal | normal (not striking) | |
Striking feature | other | |||
Shape of gut | triangular | |||
Gas bladder early | late | |||
Spinal armature early | late | |||
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 + lateral + ventral row | |||
Other melanophores on tail | tail partly covered with melanophores | |||
Melanophores on head + trunk | melanophores on head + trunk | |||
Urostyle region early | unpigmented | late | unpigmented | |
Peritoneum | covered with melanophores | |||
Pectorals | normal | |||
Pelvics | normal (i.e. small or absent) | |||
At 4-5 mm operculum with 3 spines; the second is the longest. D 10-12, A 8, C 8-10. At 7-8mm: D 6-7/12-14, A 8-9, C 13-14, P12-14. Body surface covered with many melanophores except for the posterior part of the tail which is almost unpigmented. |
L 1st feeding | Ref. | Months of presence of larvae | ||||
max | Jan | Feb | Mar | Apr | ||
min | May | Jun | Jul | Aug | ||
mod | 3 | Sep | Oct | Nov | Dec |
Water parameters Metric characters |
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