Main Ref. | Reyes-Marchant, P., A. Cravinho and N. Lair, 1992 |
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Remarks | Facultative schooling fish (Ref. 46093). Large fish are solitary or congregate in small groups of up to 8 fish (Ref. 46637). Specimens ranging from 1.1 - 3.59 cm start exogenous feeding on pollen grains and vegetal cells (Ref 4938). Omnivore (Ref. 75154); feed on benthic organisms, plants and detritus (Ref. 26323). |
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. | |
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Associations | |
Associated with | |
Association remarks | |
Parasitism |
Feeding type | plants/detritus+animals (troph. 2.2-2.79) |
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Feeding type Ref. | Reyes-Marchant, P., A. Cravinho and N. Lair, 1992 |
Feeding habit | hunting macrofauna (predator) |
Feeding habit Ref. | Reyes-Marchant, P., A. Cravinho and N. Lair, 1992 |
Estimation method | Original sample | Unfished population | Remark | ||
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Troph | s.e. | Troph | s.e. | ||
From diet composition | 2.96 | 2.82 | 0.27 | Troph of adults from 1 study. | |
From individual food items | 2.87 | 0.31 | Trophic level estimated from a number of food items using a randomized resampling routine. | ||
Ref. | Specziár, A., L. Tölg and P. Biró, 1997 |