Ref. principal | Palma, A.T. and F.P. Ojeda, 2002 |
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Notas | Generalist carnivore preying on a variety of benthic invertebrates (Ref. 57686). |
Marine - Neritic | Marine - Oceanic | Brackishwater | Freshwater | |
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Marine zones / Brackish and freshwater bodies |
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Substrato | |
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Substrate Ref. | |
Habitats especiais | |
Special habitats Ref. |
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Comentários sobre associação | |
Parasitismo |
Tipo de alimentação | mainly animals (troph. 2.8 and up) |
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Feeding type Ref. | Medina, M., M. Araya and C. Vega, 2004 |
Hábito alimentar | hunting macrofauna (predator) |
Feeding habit Ref. | Palma, A.T. and F.P. Ojeda, 2002 |
Estimation method | Amostra original | População virgem (não pescada) | Nota | ||
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Troph | s.e. | Troph | s.e. | ||
Da composição da dieta | 3.65 | 0.15 | Troph of juv./adults from 3 studies. | ||
Dos itens alimentares individuais | 3.35 | 0.53 | Trophic level estimated from a number of food items using a randomized resampling routine. | ||
Ref. | Palma, A.T. and F.P. Ojeda, 2002 |