Main Ref: | Russell, F.S. 1976 |
min | max | mod | Ref. | |
Length at birth (mm) | 1.95 | 2.2 | 2.1 | |
Preanal L. % TL | 54.1 | 59 |
Place of development | planktonic | |||
Larval area | to be filled | |||
Yolk-sac | elongated unpigmented | Ref: | ||
Yolk | unsegmented | Oil globules | no oil globule | |
Rows on tail | no rows | |||
Other melanophores on tail | tail with single melanophore | |||
Melanophores at the newly hatched larva in all over the body, by the development the dorsal one disappear. Five large melanophores on the ventral side. |
Striking feature | none | |||
Striking shape lateral | normal (not striking) | dorsal | normal (not striking) | |
Striking feature | none | |||
Shape of gut | elongated | |||
Gas bladder early | invisible | late | invisible | |
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 trunk | |||
Pigmentation late | ||||
Rows on tail | no rows | |||
Other melanophores on tail | tail with single melanophore | |||
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) | |||
One large melanophore above the anus, in the middle of the ventral contour, and in the urostyle region.No dorsal melanophores. |
L 1st feeding | Ref. | Months of presence of larvae | ||||
max | Jan | Feb | Mar | Apr | ||
min | May | Jun | Jul | Aug | ||
mod | 3.14 | Sep | Oct | Nov | Dec |
Water parameters Metric characters |