FishBase |
Main Ref: | Russell, F.S. 1976 |
max | min | mod | Ref. | |
Length at birth (mm) | 5.5 | 66 | ||
Preanal L. % TL | 43.1 | 66 |
Place of development | planktonic | |||
Larval area | Northeast Atlantic | |||
Yolk-sac | ovoid | Ref: | ||
Yolk | unsegmented | Oil globules | one oil globuleanteriorcentralunpigmented | |
Rows on tail | ventral row | |||
Other melanophores on tail | no other melanophores | |||
Melanophores on head + trunk | melanophores on head + trunk | |||
A mass of closely spaced peritoneal melanophores. A few melanophores on the head and at the base of the pectoral fin. |
Striking feature | none | |||
Striking shape lateral | normal (not striking) | dorsal | normal (not striking) | |
Striking feature | none | |||
Shape of gut | triangular | |||
Gas bladder early | invisible | late | invisible | |
Spinal armature early | opercular spines only | late | several different spines | |
Pigmentation early | ||||
Rows on tail | no rows | |||
Other melanophores on tail | no other melanophores | |||
Melanophores on head + trunk | melanophores on head + trunk | |||
Pigmentation late | ||||
Rows on tail | ventral row | |||
Other melanophores on tail | tail with single melanophore | |||
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 a length of 10 mm: the pelvic fin of T. bubalis has one spinous and three softrays, but that of T. lilljeborgi has one spinous and two soft rays. |
L 1st feeding | Ref. | Months of presence of larvae | ||||
max | 7 | Jan | Feb | Mar | Apr | |
min | 6 | May | Jun | Jul | Aug | |
mod | 6.5 | Sep | Oct | Nov | Dec |
Water parameters Metric characters |
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