| Main Ref.: | Schulz, M. and J. Freyhof, 2003 | |||||||||||
| Data Reference: | ||||||||||||
| Land: | Germany | |||||||||||
| Spawning ground: | lacustrine | |||||||||||
| Observationsplats: | Lake Stechlin | |||||||||||
| Season: |
Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec |
| 111 | 111 | 111 | 111 | |||||||||
| Sex ratio: | % Ref.: | |||||||||||
| Temperatur: | - °C | |||||||||||
| Gestation period: | month/s | |||||||||||
| Avkommans längd: | cm | |||||||||||
| Batch spawners | ||||||||||||
| Daily spawning frequency |
- Mean: |
|||||||||||
|
Min Ref.: Max Ref.: Mean Ref.: |
||||||||||||
| Kommentarer: | Spawning takes place in all lake areas deeper than 25 m, close to the bottom in April -July, usually May-June (Ref. 52872). Sampling coordinates: 53°10'N, 13° 02' E (Ref. 85783). | |||||||||||