| FishBase |
Larvae Information Summary for
Salvelinus fontinalis
| Main Ref: | Morrow, J.E. 1980 | |||
Yolk-sac larvae
| max | min | mod | Ref. | |
| Length at birth (mm) | ||||
| Preanal L. % TL |
| Place of development | in close association with substrate | |||
| Larval area | Northwestern Pacific | |||
| Yolk-sac | elongated unpigmented | Ref: | ||
| Yolk | Oil globules | |||
| Young remain in gravel until the yolk sac has been absorbed. They emerge in April or May and stay on the redd for a few days and may burrow into gravel when frightened (Ref. 27547). | ||||
Post larvae
| Striking feature | none | |||
| Striking shape lateral | normal (not striking) | dorsal | normal (not striking) | |
| Striking feature | none | |||
| Shape of gut | ||||
| Gas bladder early | late | |||
| Spinal armature early | late | |||
| L 1st feeding | Ref. |
Months of presence of larvae
|
||||
| max | Jan | Feb | Mar | Apr | ||
| min | May | Jun | Jul | Aug | ||
| mod | Sep | Oct | Nov | Dec | ||
| Water parameters Metric characters |
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