FishBase |
Main Ref: | Russell, F.S. 1976 |
max | min | mod | Ref. | |
Length at birth (mm) | 3 | |||
Preanal L. % TL | 50.6 | 65 |
Place of development | planktonic | |||
Larval area | to be filled | |||
Yolk-sac | ovoid pigmented | Ref: | ||
Yolk | Oil globules | more than one oil globule | ||
Rows on tail | ventral row | |||
Other melanophores on tail | one dorso-ventral cluster or band | |||
Melanophores on head + trunk | melanophores on head + trunk | |||
One or 2 postanal dorsal melanophores. There is a melanophore on the head, and sometimes on the lower jaw. |
Striking feature | none | |||
Striking shape lateral | normal (not striking) | dorsal | normal (not striking) | |
Striking feature | none | |||
Shape of gut | elongated | |||
Gas bladder early | pigmented | late | pigmented | |
Spinal armature early | no spines | late | no 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 without melanophores | |||
Pelvics | normal (i.e. small or absent) | |||
At a length of 8 mm the postanal dorsal melanophores disappear. At 12 mm there may be a single postanal melanophore behind the second dorsal fin and a row of melanophore from the throat to the base of the pelvic fin. |
max | min | mod | Ref. | |
Total number of vertebrae | 33 | 30 | 32 | 65 |
L 1st feeding | Ref. | Months of presence of larvae | ||||
max | Jan | Feb | Mar | Apr | ||
min | May | Jun | Jul | Aug | ||
mod | 3.5 | 37 | Sep | Oct | Nov | Dec |
Water parameters Metric characters |
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