Ref. principal | Allen, G.R., 1989 |
---|---|
Notas | Occur in coastal streams, lakes and ponds. Inhabit clear or darkly tannin-stained water of rivers, streams, swamps and lakes, usually near the cover of rocks, aquatic plants or woody debris (Ref. 44894). Cryptic during the day under stones or among vegetation, but actively feeding at night on various crustaceans, small fishes, aquatic insects and gastropods (Ref. 44894). |
Marine - Neritic | Marine - Oceanic | Brackishwater | Freshwater | |
---|---|---|---|---|
Marine zones / Brackish and freshwater bodies |
|
|
|
|
Substrato | |
---|---|
Substrate Ref. | |
Habitats especiais | |
Special habitats Ref. |
Ref. | |
---|---|
Associações | |
Associada com | |
Comentários sobre associação | |
Parasitismo |
Tipo de alimentação | mainly animals (troph. 2.8 and up) |
---|---|
Feeding type Ref. | Allen, G.R., 1989 |
Hábito alimentar | hunting macrofauna (predator) |
Feeding habit Ref. | Allen, G.R., 1989 |
Estimation method | Amostra original | População virgem (não pescada) | Nota | ||
---|---|---|---|---|---|
Troph | s.e. | Troph | s.e. | ||
Da composição da dieta | |||||
Dos itens alimentares individuais | 3.25 | 0.45 | Trophic level estimated from a number of food items using a randomized resampling routine. | ||
Ref. |