FishBase |
Main Ref: | Russell, F.S. 1976 |
max | min | mod | Ref. | |
Length at birth (mm) | 4 | 3.2 | 3.5 | 65 |
Preanal L. % TL | 84.1 | 82.2 | 83.1 | 65 |
Place of development | planktonic | |||
Larval area | to be filled | |||
Yolk-sac | ovoid unpigmented | Ref: | ||
Yolk | segmented | Oil globules | one oil globuleposteriorcentralunpigmented | |
Rows on tail | dorsal row | |||
Other melanophores on tail | tail with single melanophore | |||
Melanophores on head + trunk | melanophores on head + trunk | |||
Many small scattered melanophores in the dorsal region from the head to the tail, with one ventral caudal melanophore. |
Striking feature | none | |||
Striking shape lateral | normal (not striking) | dorsal | normal (not striking) | |
Striking feature | none | |||
Shape of gut | tube-like | |||
Gas bladder early | invisible | 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 | with row of melanophores | |||
Pectorals | other without melanophores | |||
Pelvics | normal (i.e. small or absent) | |||
At 10-11 mm dorsal originates on 31st myomere. At 15-16 mm caudal fin emarginate, pigmentation of caudal symmetrical. At 20 mm pelvic fins with rays at level of pylorus. |
max | min | mod | Ref. | |
Total number of myomeres | 52 | 257 | ||
Preanal number of myomeres | 40 | 257 |
L 1st feeding | Ref. | Months of presence of larvae | ||||
max | 5.5 | 37 | Jan | Feb | Mar | Apr |
min | 4 | 37 | May | Jun | Jul | Aug |
mod | 4.8 | Sep | Oct | Nov | Dec |
Water parameters Metric characters |
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