Main Ref. | Mc Kenna, J.E. Jr., 1991 |
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Remarks | At 12-15 cm TL, semi-pelagic juveniles become demersal at 150-400 m depth (Ref. 55957). Adults migrate to deeper habitats at depths greater than 1,000 m (Ref. 55957). |
Marine - Neritic | Marine - Oceanic | Brackishwater | Freshwater | |
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Marine zones / Brackish and freshwater bodies |
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Substrate | |
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Substrate Ref. | |
Special habitats | |
Special habitats Ref. |
Ref. | Wayland, M.T., C. Sommerville and D.I. Gibson, 1999 |
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Associations | parasitism; |
Associated with | Echinorhynchus longiproboscis; Echinorhynchus petrotschenkoi; |
Association remarks | Echinorhynchus petrotschenkoiEchinorhynchus georgianus. |
Parasitism |
Feeding type | mainly animals (troph. 2.8 and up) |
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Feeding type Ref. | Mc Kenna, J.E. Jr., 1991 |
Feeding habit | hunting macrofauna (predator) |
Feeding habit Ref. | Mc Kenna, J.E. Jr., 1991 |
Estimation method | Original sample | Unfished population | Remark | ||
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Troph | s.e. | Troph | s.e. | ||
From diet composition | 4.49 | 0.78 | Troph of juv./adults. | ||
From individual food items | 4.41 | 0.67 | Trophic level estimated from a number of food items using a randomized resampling routine. | ||
Ref. | Troccoli, G.H., E. Aguilar, P.A. MartÃnez and M. Belleggia, 2020 |