| Thông tin chủ yếu | McEachran, J.D. and K.A. Dunn, 1998 |
|---|---|
| Các chú thích | An inhabitant of deep, cold water (Ref. 7251). Feeds on Mallotus villosus (capelin) and Raja radiata (thorny skate) (Ref. 5951). Found in water temperatures between -1.5°C to 7.5°C, appearing frequently under 3°C. Recorded at depths between 111-2949m. Dwells in deep slopes and abyssal habitats likely over muddy, silty, and sandy substrates. Feeds at a trophic level of 4.02 (Ref. 117245). |
| Marine - Neritic | Marine - Oceanic | Brackishwater | Freshwater | |
|---|---|---|---|---|
| Marine zones / Brackish and freshwater bodies |
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| Substrate | Benthic; Soft Bottom: sand; silt; mud; |
|---|---|
| Substrate Ref. | Coad, B.W. and J.D. Reist, 2018 |
| Special habitats | |
| Special habitats Ref. |
| Tài liệu tham khảo | |
|---|---|
| Associations | shoaling; |
| Associated with | |
| Association remarks | Shoaling assumed, by way of spawning aggregations, based on observations of several large (>150 cm TL) females of this species from the edge of the Labrador Shelf that were found to have stretched oviducts, and fully formed egg cases, indicating that reproduction takes place in that area (Ref. 94893). |
| Parasitism |
| Dạng thức ăn | mainly animals (troph. 2.8 and up) |
|---|---|
| Feeding type Ref. | Stehmann, M. and D.L. Bürkel, 1984 |
| Nơi ăn mồi | hunting macrofauna (predator) |
| Feeding habit Ref. | Stehmann, M. and D.L. Bürkel, 1984 |
| 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 | 4.41 | 0.62 | Troph of juv./adults from 1 study. | ||
| Từ các loại thức ăn | 3.79 | 0.62 | Trophic level estimated from a number of food items using a randomized resampling routine. | ||
| Tài liệu tham khảo | |||||