| Ref Utama. | Whitehead, P.J.P., 1985 |
|---|---|
| Keterangan | Anadromous (Ref. 5951). Strongly migratory (tagged individuals caught as far as 3000 km from point of release); in rivers, moves up as far as Montreal, but usually not ascending as far upstream as A. pseudoharengus. Feeds on copepods, other crustacean zooplankters, aquatic insect larvae, especially chironomid larvae (important for young shad in fresh water); ostracods, amphipods, isopods, insects and small fishes in the Bay of Fundy (Ref. 5951). No feeding during migration up rivers. Parasites found are nematodes, distomes (trematodes) and acanthocephalans (Ref. 5951). |
| Marine - Neritic | Marine - Oceanic | Brackishwater | Freshwater | |
|---|---|---|---|---|
| Marine zones / Brackish and freshwater bodies |
|
|
|
|
| Substrat | |
|---|---|
| Substrat Ref. | |
| Habitat khusus | |
| Habitat khusus Ref. |
| Acuan | |
|---|---|
| Asosiasi | |
| Terkait dengan | |
| Pernyataan asosiasi | |
| Parasitisme |
| Jenis makanan | mainly animals (troph. 2.8 and up) |
|---|---|
| Jenis makanan Ref. | Whitehead, P.J.P., 1985 |
| Kebiasaan makan | hunting macrofauna (predator) |
| Kebiasaan makan Ref. | Whitehead, P.J.P., 1985 |
| Estimation method | Sampel asli | Populasi yang tidak ditangkap | Keterangan | ||
|---|---|---|---|---|---|
| Troph | s.e. | Troph | s.e. | ||
| Dari komposisi diet | 3.48 | 0.32 | 3.46 | 0.46 | Troph of juv./adults from 1 study. |
| Dari masing-masing item makanan | 3.61 | 0.56 | Trophic level estimated from a number of food items using a randomized resampling routine. | ||
| Acuan | Bowman, R.E., C.E. Stillwell, W.L. Michaels and M.D. Grosslein, 2000 | ||||