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| Main Ref: | Morrow, J.E., 1980 | |||||||||||
| Data Ref.: | Kepler, P.P., 1973 | |||||||||||
| Country: | Alaska | |||||||||||
| Spawning ground: | riverine | |||||||||||
| Locality: | Chatanika River, near Fairbanks | |||||||||||
| Season: |
Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec |
| 111 | 111 | |||||||||||
| Sex ratio: | % Ref.: | |||||||||||
| Temperature: | 0 - 3 °C | |||||||||||
| Gestation period: | month/s | |||||||||||
| Length of offspring: | cm | |||||||||||
| Batch spawners | ||||||||||||
| Daily spawning frequency |
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Min Ref.: Max Ref.: Mean Ref.: |
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| Comments: | Upstream spawning migration in the Chatanika River begins in early July and completed in late September. The spawning act commences in late September to early October. It is confined to a stretch of river from 16 km below to 12 km above the Elliott Highway Bridge. Individual spawning areas vary in size from 100 to 800 m in length and 15 to 22 m in width. Spawning areas is composed of gravel with little sand. Water depth ranges from 1.3 and 5.6 m. Also Ref. 28852. | |||||||||||
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