Larvae Information Summary for
Ruvettus pretiosus
| Main Ref: | Okiyama, M. 1998 | |||
Yolk-sac larvae
| min | max | mod | Ref. | |
| Length at birth (mm) | ||||
| Preanal L. % TL |
| Place of development | planktonic | |||
| Larval area | Northwestern Pacific (Japan) | |||
| Yolk-sac | Ref: | |||
| Yolk | Oil globules | |||
Post larvae
| Striking feature | teeth clearly visible | |||
| Striking shape lateral | normal (not striking) | dorsal | ||
| Striking feature | teeth clearly visible | |||
| Shape of gut | elongated | |||
| Gas bladder early | late | |||
| Spinal armature early | several different spines | late | several different spines | |
| Pectorals | normal | |||
| Pelvics | with elongated fin rays | |||
| L 1st feeding | Ref. | Months of presence of larvae < >Ref. | ||||
| max | Jan | Feb | Mar | Apr | ||
| min | May | Jun | Jul | Aug | ||
| mod | Sep | Oct | Nov | Dec | ||
| Water parameters Metric characters |