Main Ref. | Atkinson, E.G. and J.A. Percy, 1992 |
---|---|
Remarks | Occurs among seaweeds or rocks (Ref. 7251). Often found in empty scallop shells (Ref. 7251). Benthic; feeds on crustaceans (Ref. 58426). Actively feeds above the substrate, in the vicinity of plants (Ref. 46872). It is preyed upon by Atlantic cod. Parasite of the species is known to be a trypanosome, Trypanosoma murmanensis (Ref. 5951). |
Marine - Neritic | Marine - Oceanic | Brackishwater | Freshwater | |
---|---|---|---|---|
Marine zones / Brackish and freshwater bodies |
|
|
|
|
Substrate | Hard Bottom; |
---|---|
Substrate Ref. | |
Special habitats | Beds: algae/seaweed; |
Special habitats Ref. |
Ref. | |
---|---|
Associations | |
Associated with | |
Association remarks | |
Parasitism |
Feeding type | mainly animals (troph. 2.8 and up) |
---|---|
Feeding type Ref. | Atkinson, E.G. and J.A. Percy, 1992 |
Feeding habit | hunting macrofauna (predator) |
Feeding habit Ref. | Coad, B.W. and J.D. Reist, 2004 |
Estimation method | Original sample | Unfished population | Remark | ||
---|---|---|---|---|---|
Troph | s.e. | Troph | s.e. | ||
From diet composition | 3.74 | 0.33 | Troph of juv./adults from 2 studies. | ||
From individual food items | 3.19 | 0.42 | Trophic level estimated from a number of food items using a randomized resampling routine. | ||
Ref. | Chernova, N.A., 1989 |