FishBase |
Main Ref: | Halbeisen, H.-W. 1988 |
max | min | mod | Ref. | |
Length at birth (mm) | 2.44 | |||
Preanal L. % TL | 51.7 | 60 |
Place of development | planktonic | |||
Larval area | Northeast Atlantic | |||
Yolk-sac | elongated pigmented | Ref: | 60 | |
Yolk | Oil globules | one oil globuleposteriorventral | ||
Rows on tail | ventral row | |||
Other melanophores on tail | no other melanophores | |||
Melanophores on head + trunk | melanophores on head + trunk | |||
Striking feature | other | |||
Striking shape lateral | normal (not striking) | dorsal | normal (not striking) | |
Striking feature | other | |||
Shape of gut | triangular | |||
Gas bladder early | invisible | late | invisible | |
Spinal armature early | no spines | late | several different spines | |
Pigmentation early | ||||
Rows on tail | ventral row | |||
Other melanophores on tail | no other melanophores | |||
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 | unpigmented | late | unpigmented | |
Peritoneum | covered with melanophores | |||
Pectorals | normal with few scattered melanophores | |||
Pelvics | normal (i.e. small or absent) | |||
Few melanophores in the postanal ventral contour in early larvae. Early larvae are enclosed in a jelly matrix. At 5 mm length the characteristic spinal armature begins to develop. |
L 1st feeding | Ref. | Months of presence of larvae | ||||
max | Jan | Feb | Mar | Apr | ||
min | May | Jun | Jul | Aug | ||
mod | 3.6 | 37 | Sep | Oct | Nov | Dec |
Water parameters Metric characters |
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