Main Ref: | Bertolini, F., U. D'Ancona, E. Padoa Montalenti, S. Ranzi, L. Sanzo, A. Sparta, E. Tortonese and M. Vialli 1956 |
min | max | mod | Ref. | |
Length at birth (mm) | 4.1 | 265 | ||
Preanal L. % TL |
Place of development | planktonic | |||
Larval area | Northwestern Pacific (Japan) | |||
Yolk-sac | Ref: | |||
Yolk | Oil globules | |||
Rows on tail | ||||
Other melanophores on tail | ||||
Striking feature | none | |||
Striking shape lateral | normal (not striking) | dorsal | normal (not striking) | |
Striking feature | none | |||
Shape of gut | elongated | |||
Gas bladder early | late | |||
Spinal armature early | no spines | late | opercular spines only | |
Pigmentation early | ||||
Rows on tail | dorsal + lateral + 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 | pigmented | late | pigmented | |
Peritoneum | with row of melanophores | |||
Pectorals | normal | |||
Pelvics | normal (i.e. small or absent) | |||
At 13.4 mm the number of finrays: D 13;A 11. At 18mm: 1st D 18, 2nd D 12; A 12-13; C 19; P 12-13; ventral not yet appeared. |
L 1st feeding | Ref. | Months of presence of larvae < >Ref. | ||||
max | Jan | Feb | Mar | Apr | ||
min | May | Jun | Jul | Aug | ||
mod | Sep | Oct | Nov | Dec |
Water parameters Metric characters |