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| Main Ref.: | Jones, P.W., F.D. Martin and J.D. Hardy Jr., 1978 | |||||||||||
| Data Reference: | Smith, H.M., 1909 | |||||||||||
| Land: | USA | |||||||||||
| Spawning ground: | lacustrine | |||||||||||
| Observationsplats: | not specified | |||||||||||
| Season: |
Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec |
| 111 | 111 | 111 | 111 | 111 | 111 | |||||||
| Sex ratio: | % Ref.: | |||||||||||
| Temperatur: | 16.4 - 23 °C | |||||||||||
| Gestation period: | month/s | |||||||||||
| Avkommans längd: | cm | |||||||||||
| Batch spawners | ||||||||||||
| Daily spawning frequency |
- Mean: |
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Min Ref.: Max Ref.: Mean Ref.: |
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| Kommentarer: | Egg production is abundant in hatcheries at 22°-23°C (Ref. 39169). Average fecundity: 96,200 eggs in 15-24 cm fishes (Ref. 39176). Peak spawning activity occurs in April and May (Ref. 39180). Also Ref. 39178, 39179. | |||||||||||
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