Main Ref. | Fugi, R., N.S. Hahn and A.A. Agostinho, 1996 |
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Remarks | Benthic-feeder. Chironomidae were the main food item, followed by Mollusca, Ephemeroptera, Trichoptera, Nematoda and Crustacea. Feeding activity highest in summer, during daylight (6h and 12h), and in the lotic environment (Ref. 75984). |
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. | Fagundes, C.K., E.R. Behr and C.B. Kotzian, 2008 |
Feeding habit | hunting macrofauna (predator) |
Feeding habit Ref. | Fagundes, C.K., E.R. Behr and C.B. Kotzian, 2008 |
Estimation method | Original sample | Unfished population | Remark | ||
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Troph | s.e. | Troph | s.e. | ||
From diet composition | |||||
From individual food items | 2.94 | 0.34 | Trophic level estimated from a number of food items using a randomized resampling routine. | ||
Ref. |