Thông tin chủ yếu | Muus, B.J. and P. Dahlström, 1967 |
---|---|
Các chú thích | Rare in lakes. Migrates only during the spawning season. Do not penetrate Black Sea. Generally lives in moving water in deep crevices, in excavations along the river banks or under bridges. It needs pure water rich in oxygen. A cold water, exclusively freshwater salmonid occurring predominantly in running waters and rarely also in lakes and impoundments (Ref. 32707). |
Marine - Neritic | Marine - Oceanic | Brackishwater | Freshwater | |
---|---|---|---|---|
Marine zones / Brackish and freshwater bodies |
|
|
|
|
Substrate | |
---|---|
Substrate Ref. | |
Special habitats | |
Special habitats Ref. |
Tài liệu tham khảo | |
---|---|
Associations | |
Associated with | |
Association remarks | |
Parasitism |
Dạng thức ăn | mainly animals (troph. 2.8 and up) |
---|---|
Feeding type Ref. | Muus, B.J. and P. Dahlström, 1967 |
Nơi ăn mồi | hunting macrofauna (predator) |
Feeding habit Ref. | Muus, B.J. and P. Dahlström, 1967 |
Estimation method | Mẫu nguyên thủy (gốc) | Chủng quần không được khai thác | Chú thích | ||
---|---|---|---|---|---|
Troph | s.e. | Troph | s.e. | ||
Từ thành phần dinh dưỡng | |||||
Từ các loại thức ăn | 4.17 | 0.74 | Trophic level estimated from a number of food items using a randomized resampling routine. | ||
Tài liệu tham khảo |