FishBase |
Main Ref: | Russell, F.S. 1976 |
max | min | mod | Ref. | |
Length at birth (mm) | 4 | |||
Preanal L. % TL | 45.3 |
Place of development | planktonic | |||
Larval area | to be filled | |||
Yolk-sac | Ref: | |||
Yolk | Oil globules | one oil globule | ||
Rows on tail | ventral row | |||
Other melanophores on tail | no other melanophores | |||
Melanophores on head + trunk | no melanophores on head or trunk | |||
Peritoneal melanophores form a continuous black sheet. A few small melanophores in ureter and urocyst region. |
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 | ventral row | |||
Other melanophores on tail | tail with single melanophore | |||
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 | pigmented | late | pigmented | |
Peritoneum | covered with melanophores | |||
Pectorals | normal | |||
Pelvics | normal (i.e. small or absent) | |||
Characteristic feature: 1 large melanophore in a median position on the throat with many small melanophores distributed over the abdomen. In T. bubalis 2 large melanophores one on either side of throat and a few on abdomen. |
L 1st feeding | Ref. | Months of presence of larvae | ||||
max | Jan | Feb | Mar | Apr | ||
min | May | Jun | Jul | Aug | ||
mod | 4.5 | Sep | Oct | Nov | Dec |
Water parameters Metric characters |
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