Main Ref. | Konchina, Y.V., 1983 |
---|---|
Remarks | Often found offshore, up to 500 miles from the coast (Ref. 9283). Forms large schools (Ref. 2850). Young frequently occur in school near kelp and under piers (Ref. 2850). Feeds mainly on small crustaceans and fish larvae (Ref. 9283). Large individuals often move inshore and north in the summer (Ref. 2850). |
Marine - Neritic | Marine - Oceanic | Brackishwater | Freshwater | |
---|---|---|---|---|
Marine zones / Brackish and freshwater bodies |
|
|
|
|
Substrate | |
---|---|
Substrate Ref. | |
Special habitats | |
Special habitats Ref. |
Ref. | |
---|---|
Associations | |
Associated with | |
Association remarks | |
Parasitism |
Feeding type | mainly animals (troph. 2.8 and up) |
---|---|
Feeding type Ref. | Konchina, Y.V., 1983 |
Feeding habit | hunting macrofauna (predator) |
Feeding habit Ref. | Konchina, Y.V., 1983 |
Estimation method | Original sample | Unfished population | Remark | ||
---|---|---|---|---|---|
Troph | s.e. | Troph | s.e. | ||
From diet composition | 3.57 | 0.20 | Troph of juv./adults from 2 studies. | ||
From individual food items | 3.82 | 0.52 | Trophic level estimated from a number of food items using a randomized resampling routine. | ||
Ref. | Konchina, Y.V. and Y.P. Pavlov, 1995 |