FishBase |
Main Ref: | Russell, F.S. 1976 |
max | min | mod | Ref. | |
Length at birth (mm) | 3.75 | 2.5 | 3.1 | 69 |
Preanal L. % TL | 47.5 | 34.8 | 41.1 |
Place of development | planktonic | |||
Larval area | Northeastern Atlantic: Flanders coast, near the Pays de Caux, central English Channel | |||
Yolk-sac | spherical pigmented | Ref: | ||
Yolk | segmented | Oil globules | more than one oil globule | |
Rows on tail | dorsal + ventral row | |||
Other melanophores on tail | no other melanophores | |||
Melanophores on head + trunk | melanophores on head + trunk | |||
Primordial fin with a hood-like projection over the head and with large stellate chromatophores. No chromatophores at extremecaudal end. |
Striking feature | none | |||
Striking shape lateral | short and/or deep | dorsal | compressed | |
Striking feature | none | |||
Shape of gut | spherical or gut loop | |||
Gas bladder early | invisible | late | ||
Spinal armature early | no spines | late | no spines | |
Pigmentation early | ||||
Rows on tail | dorsal + ventral row | |||
Other melanophores on tail | tail partly covered with melanophores | |||
Melanophores on head + trunk | melanophores on head + trunk | |||
Pigmentation late | ||||
Rows on tail | dorsal + ventral row | |||
Other melanophores on tail | tail completely covered with melanophores | |||
Melanophores on head + trunk | melanophores on head + trunk | |||
Urostyle region early | pigmented | late | pigmented | |
Peritoneum | covered with melanophores | |||
Pectorals | normal | |||
Pelvics | normal (i.e. small or absent) | |||
Stellate melanophores at the early postlarva. At 6-7 mm most of the interspinous rays are formed and the dorsal and ventral fin rays appear. The urochord is turning up and the small swimbladder is apparent. Head shape typical of Soleidae , i.e. with upper profile convex and posteriorly not clearly distinct from the visceral sac. |
max | min | mod | Ref. | |
Total number of vertebrae | 40 | 37 | 38 | 65 |
Preanal number of vertebrae | 10 | 8 | 9 | 65 |
L 1st feeding | Ref. | Months of presence of larvae | ||||
max | Jan | Feb | Mar | Apr | ||
min | May | Jun | Jul | Aug | ||
mod | 5 | Sep | Oct | Nov | Dec |
Water parameters Metric characters |
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