FishBase |
Main Ref: | Russell, F.S. 1976 |
max | min | mod | Ref. | |
Length at birth (mm) | 2.1 | 3 | 37 | |
Preanal L. % TL | 74.7 | 68.3 |
Place of development | planktonic | |||
Larval area | Bay of Biscay | |||
Yolk-sac | elongated unpigmented | Ref: | ||
Yolk | segmented | Oil globules | no oil globule | |
Rows on tail | no rows | |||
Other melanophores on tail | no other melanophores | |||
Melanophores on head + trunk | no melanophores on head or trunk | |||
When the yolk is absorbed at 5 mm, there is a row of fine black pigment spots below the notochord. |
Striking feature | none | |||
Striking shape lateral | eel-like | dorsal | normal (not striking) | |
Striking feature | none | |||
Shape of gut | tube-like | |||
Gas bladder early | pigmented | late | pigmented | |
Spinal armature early | no spines | late | no spines | |
Pigmentation early | ||||
Rows on tail | no rows | |||
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 | no other melanophores | |||
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) | |||
Row of melanophores on top of the gut. Dorsal fin develops above the anus. Pelvics appear at 15 mm length. Presence of larvae in May by Ref. 266. |
max | min | mod | Ref. | |
Total number of vertebrae | 47 | 44 | 46 | 261 |
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 |
Back to Search |