FishBase |
Main Ref: | Russell, F.S. 1976 |
max | min | mod | Ref. | |
Length at birth (mm) | 2.83 | |||
Preanal L. % TL | 34.5 |
Place of development | planktonic | |||
Larval area | Mediterranean | |||
Yolk-sac | elongated pigmented | Ref: | ||
Yolk | segmented | Oil globules | one oil globuleanteriorcentralpigmented | |
Rows on tail | ventral row | |||
Other melanophores on tail | tail partly covered with melanophores | |||
Melanophores on head + trunk | melanophores on head + trunk | |||
The yolk sac projects 0.3 mm beyond the snout. Anus situated close behind the posterior end of the yolk. 1-2 dorsal and 2 ventral melanophores on caudal area. |
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 | no spines | late | no spines | |
Pigmentation early | ||||
Rows on tail | ventral + lateral row | |||
Other melanophores on tail | tail partly covered with melanophores | |||
Melanophores on head + trunk | melanophores on head + trunk | |||
Pigmentation late | ||||
Rows on tail | dorsal + lateral + ventral row | |||
Other melanophores on tail | tail partly covered with melanophores | |||
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 4 mm, 10-12 melanophores on the ventral row extending from the anus to about 2/3 of the postanal length. At 7 mm, the urostyle begins to turn up. At 8 mm additional melanophores appear all over the sides of the body. |
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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