Main Ref. | Moreira, F., C.A. Assis, P.R. Almeida, J.L. Costa and M.J. Costa, 1992 |
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Anmärkningar | Migratory species (Ref. 51442). The eggs develop in the sea and juveniles colonize the littoral zone and estuaries (Ref. 51442). The adults enter the lower parts of the rivers (Ref. 51442). They live usually inshore, entering lagoons and estuaries and rivers between temperatures 8-24°C. Feed on epiphytic algae, detritus and small benthic or planktonic organisms, pelagic eggs and larvae. Omnivorous fish feeding on the nutrients, animals and plants on the surface of the bottom or rocks (Ref. 51442). |
Marine - Neritic | Marine - Oceanic | Brackishwater | Freshwater | |
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Marine zones / Brackish and freshwater bodies |
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Substrate | Soft Bottom: sand; Hard Bottom: rocky; |
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Substrate Ref. | FAO EastMed Project, 2013 |
Special habitats | |
Special habitats Ref. |
Ref. | |
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Associations | |
Associated with | |
Association remarks | |
Parasitism |
Typ av föda | plants/detritus+animals (troph. 2.2-2.79) |
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Feeding type Ref. | Rochard, E. and P. Elie, 1994 |
Födosöksstrategi | variable |
Feeding habit Ref. | Rochard, E. and P. Elie, 1994 |
Estimation method | Ursprungligt prov | Ofiskad population | Kommentar | ||
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Troph | s.e. | Troph | s.e. | ||
Från födosammansättning | |||||
Från individuella födoämnen | 2.34 | 0.20 | Trophic level estimated from a number of food items using a randomized resampling routine. | ||
Ref. | Blanco, S., S. Romo, M.-J. Villena and S. Martínez, 2003 |