| প্রধান সুত্র | Maitland, P.S. and R.N. Campbell, 1992 |
|---|---|
| মন্তব্য সমূহ | Anadromous (Ref. 5951). Young rainbow trout feed predominantly on zooplankton (Ref. 26523). Rainbow trout of all sizes fed mainly on midge (adults, larvae and pupae). As the fish grew larger, terrestrial prey became the most important food item (Ref. 55755). Possible cohabitation with G. olidus (Ref. 26860). Rainbow trout also have sea dwelling populations known as 'steelhead' (Ref. 6390). |
| 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 | Parasites found are Echinorhynchus lateralis, Crepidostomum farionis, Eubothrium salvelini, Trichophyra piscium, Dibothriocephalus sp., Lepeophtheirus salmonis and Caligus elongatus (Ref. 5951). |
| Parasitism |
| খাওয়ানোর ধরণ | mainly animals (troph. 2.8 and up) |
|---|---|
| Feeding type Ref. | Cadwallader, P.L. and G.N. Backhouse, 1983 |
| খাদ্যাভ্যাস | hunting macrofauna (predator) |
| Feeding habit Ref. | Cadwallader, P.L. and G.N. Backhouse, 1983 |
| Estimation method | মূল নমুনা | অমাৎস্য প্রজন | মন্তব্য | ||
|---|---|---|---|---|---|
| Troph | s.e. | Troph | s.e. | ||
| খাদ্যউপাদান হইতে | 4.08 | 0.28 | Troph of adults from 3 studies. | ||
| পৃথক খাদ্য সামগ্রী হইতে | 3.53 | 0.63 | Trophic level estimated from a number of food items using a randomized resampling routine. | ||
| সূত্র | Lebrasseur, R.J., 1965 | ||||