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) | 4 | 3.5 | 3.8 | |
Preanal L. % TL | 53.7 |
Place of development | planktonic | |||
Larval area | Mediterranean | |||
Yolk-sac | spherical pigmented | Ref: | ||
Yolk | unsegmented | Oil globules | no oil globule | |
Rows on tail | dorsal + ventral row | |||
Other melanophores on tail | tail partly covered with melanophores | |||
Melanophores on head + trunk | melanophores on head + trunk | |||
Some small chromatophores on primordial fin near caudal region. Many stellate melanophores on body. The primordial fin reaches in front of the upper jaw. |
Striking feature | other | |||
Striking shape lateral | short and/or deep | dorsal | tadpole-like | |
Striking feature | other | |||
Shape of gut | triangular | |||
Gas bladder early | late | |||
Spinal armature early | no spines | late | several different spines | |
Pigmentation early | ||||
Rows on tail | no rows | |||
Other melanophores on tail | tail partly covered with melanophores | |||
Melanophores on head + trunk | melanophores on head + trunk | |||
Rows on tail | no rows | |||
Other melanophores on tail | tail partly covered with melanophores | |||
Melanophores on head + trunk | melanophores on head + trunk | |||
Peritoneum | covered with melanophores | |||
Pectorals | normal with rows of melanophores | |||
Pelvics | normal (i.e. small or absent) | |||
Eyes migrate to the upper side of the head. Number of finrays: 1st D 4; 2nd D 14; A 13; a large caudal fin with 12 principal rays. Two pairs of postero-dorsal spines on the head. Body heavily pigmented except for the tail's extreme region. |
L 1st feeding | Ref. | Months of presence of larvae | ||||
max | 5 | Jan | Feb | Mar | Apr | |
min | 4 | May | Jun | Jul | Aug | |
mod | 4.5 | Sep | Oct | Nov | Dec |
Water parameters Metric characters |
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