FishBase |
Main Ref: | Russell, F.S. 1976 |
max | min | mod | Ref. | |
Length at birth (mm) | 2.6 | 2.2 | 2.4 | |
Preanal L. % TL | 49.7 | 59 |
Place of development | planktonic | |||
Larval area | eastern Atlantic | |||
Yolk-sac | ovoid pigmented | Ref: | 59 | |
Yolk | unsegmented | 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 two dorsal postanal melanophores. |
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 | no other melanophores | |||
Melanophores on head + trunk | melanophores on head + trunk | |||
Rows on tail | ventral + lateral row | |||
Other melanophores on tail | tail with single melanophore | |||
Melanophores on head + trunk | melanophores on head + trunk | |||
Peritoneum | covered with melanophores | |||
Pectorals | normal without melanophores | |||
Pelvics | normal (i.e. small or absent) | |||
At 8-9 mm length a large melanophore appears in the otocystic region. Pelvics do not appear before 9 mm. Continuous row of notochordal melanophores at 10 mm. |
L 1st feeding | Ref. |
Months of presence of larvae
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max | Jan | Feb | Mar | Apr | ||
min | May | Jun | Jul | Aug | ||
mod | 4 | Sep | Oct | Nov | Dec |
Water parameters Metric characters |
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