FishBase |
Main Ref: | Russell, F.S. 1976 |
max | min | mod | Ref. | |
Length at birth (mm) | 6.6 | 5 | 5.8 | |
Preanal L. % TL | 62 |
Place of development | planktonic | |||
Larval area | to be filled | |||
Yolk-sac | Ref: | 37 | ||
Yolk | unsegmented | Oil globules | one oil globule | |
Rows on tail | ventral row | |||
Other melanophores on tail | no other melanophores | |||
Melanophores on head + trunk | melanophores on trunk | |||
Postanal ventral body row of melanophores extending from anus to end of notochord; dorsal gut row of melanophores; abdominal melanophores. |
Striking feature | none | |||
Striking shape lateral | eel-like | dorsal | normal (not striking) | |
Striking feature | none | |||
Shape of gut | tube-like | |||
Gas bladder early | invisible | late | invisible | |
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 trunk | |||
Pigmentation late | ||||
Rows on tail | dorsal + 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 | normal without melanophores | |||
Pelvics | normal (i.e. small or absent) | |||
By the growing of the postlarva appears a caudal vertical row of melanophores (14mm). One or two dorsal body melanophores appear in the caudal region (7mm), which will extend as far as the level of the anus (20mm). |
max | min | mod | Ref. | |
Total number of vertebrae | 75 | 65 | 70 | 37 |
L 1st feeding | Ref. |
Months of presence of larvae
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max | Jan | Feb | Mar | Apr | ||
min | May | Jun | Jul | Aug | ||
mod | 7.5 | Sep | Oct | Nov | Dec |
Water parameters Metric characters |
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