| 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 | to be filled | |||
| Yolk-sac | Ref: | |||
| Yolk | Oil globules | |||
| Rows on tail | ||||
| Other melanophores on tail | ||||
| Striking feature | duck-billed shape of head | |||
| Striking shape lateral | normal (not striking) | dorsal | normal (not striking) | |
| Striking feature | duck-billed shape of head | |||
| Shape of gut | elongated | |||
| Gas bladder early | late | |||
| Spinal armature early | no spines | late | no spines | |
| Pigmentation early | ||||
| Rows on tail | no rows | |||
| Other melanophores on tail | no other melanophores | |||
| Melanophores on head + trunk | melanophores on trunk | |||
| Rows on tail | no rows | |||
| Melanophores on head + trunk | melanophores on trunk | |||
| Urostyle region early | unpigmented | late | unpigmented | |
| Peritoneum | with row of melanophores | |||
| Pectorals | strikingly large with marginal melanophores | |||
| Pelvics | normal (i.e. small or absent) | |||
| At 6.8mm 2 big evident otocysts. | ||||
| max | min | mod | Ref. | |
| Total number of vertebrae | 50 | 49 | 49 |
| 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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