| প্রধান সুত্র | Whitehead, P.J.P., 1985 |
|---|---|
| মন্তব্য সমূহ | Euryhaline, anadromous, possibly wintering near the bottom and out from the coast, approaching the shore in late spring. Feeds opportunistically on fauna other than zooplankton (Ref. 5722). Parasite of the species is known to be Echinorhynchus acus (acanthocephalan) (Ref. 5951). |
| Marine - Neritic | Marine - Oceanic | Brackishwater | Freshwater | |
|---|---|---|---|---|
| Marine zones / Brackish and freshwater bodies |
|
|
|
|
| Substrate | |
|---|---|
| Substrate Ref. | |
| Special habitats | |
| Special habitats Ref. |
| সূত্র | |
|---|---|
| Associations | |
| Associated with | |
| Association remarks | |
| Parasitism |
| খাওয়ানোর ধরণ | mainly animals (troph. 2.8 and up) |
|---|---|
| Feeding type Ref. | Davis, B.M. and J.W. Foltz, 1991 |
| খাদ্যাভ্যাস | hunting macrofauna (predator) |
| Feeding habit Ref. | Davis, B.M. and J.W. Foltz, 1991 |
| Estimation method | মূল নমুনা | অমাৎস্য প্রজন | মন্তব্য | ||
|---|---|---|---|---|---|
| Troph | s.e. | Troph | s.e. | ||
| খাদ্যউপাদান হইতে | 3.81 | 0.26 | 3.50 | 0.26 | Troph of juv./adults from 1 study. |
| পৃথক খাদ্য সামগ্রী হইতে | 3.42 | 0.42 | Trophic level estimated from a number of food items using a randomized resampling routine. | ||
| সূত্র | Bowman, R.E., C.E. Stillwell, W.L. Michaels and M.D. Grosslein, 2000 | ||||