Main Ref: | Russell, F.S. 1976 |
min | max | mod | Ref. | |
Length at birth (mm) | 9 | 13 | 9 | |
Preanal L. % TL | 64 |
Place of development | planktonic | |||
Larval area | to be filled | |||
Yolk-sac | pigmented | Ref: | 37 | |
Yolk | unsegmented | Oil globules | no oil globule | |
Rows on tail | no rows | |||
Other melanophores on tail | tail completely covered with melanophores | |||
Melanophores on head + trunk | melanophores on head + trunk | |||
Projection of the lower jaw beyond the upper, nopremordialdorsal fin; developing fin rays in the true dorsal and anal fins. |
Striking feature | lower jaw strongly projecting | |||
Striking shape lateral | normal (not striking) | dorsal | normal (not striking) | |
Striking feature | lower jaw strongly projecting | |||
Shape of gut | tube-like | |||
Gas bladder early | invisible | late | invisible | |
Spinal armature early | no spines | late | no spines | |
Pigmentation early | ||||
Rows on tail | no rows | |||
Other melanophores on tail | tail completely covered with melanophores | |||
Melanophores on head + trunk | melanophores on head + trunk | |||
Pigmentation late | ||||
Rows on tail | no rows | |||
Other melanophores on tail | tail completely covered with melanophores | |||
Melanophores on head + trunk | melanophores on head + trunk | |||
Urostyle region early | pigmented | late | pigmented | |
Peritoneum | covered with melanophores | |||
Pectorals | normal covered with melanophores | |||
Pelvics | normal (i.e. small or absent) | |||
Elongation of lower jaw starts at 18 mm length. Melanophores arranged along myomeres in the dorsal part of the body. |
L 1st feeding | Ref. | Months of presence of larvae | ||||
max | Jan | Feb | Mar | Apr | ||
min | May | Jun | Jul | Aug | ||
mod | 8 | Sep | Oct | Nov | Dec |
Water parameters Metric characters |