Ecuador country information

Common names: Tilapia
Occurrence: introduced
Salinity: freshwater
Abundance: | Ref:
Importance: minor commercial | Ref: FAO, 1992
Aquaculture: commercial | Ref: FAO, 1996
Regulations: | Ref:
Uses: no uses
Comments:
National Checklist:
Country Information: httpss://www.cia.gov/library/publications/resources/the-world-factbook/geos/ec.html
National Fisheries Authority:
Occurrences: Occurrences Point map
Main Ref: Welcomme, R.L., 1988
National Database:

Classificação / Names

Actinopterygii (peixes com raios nas barbatanas) > Perciformes (Perch-likes) > Cichlidae (Cichlids) > Pseudocrenilabrinae
Nomes comuns | Sinónimos | Catalog of Fishes (gen., sp.) | ITIS | CoL

Common names from other countries

Тилапия нильская, Tilapia du Nil, Tilapia del Nilo, ... more

Referência principal

Trewavas, E. 1983. (Ref. 2)
Referências | Bibliografia | Coordenador : Kullander, Sven O. | Colaboradores

Tamanho / Peso / Idade

Max length : 60.0 cm SL macho/indeterminado; (Ref. 4967); Peso máx. publicado: 4.3 kg (Ref. 40637); Idade máx. registada: 9 anos (Ref. 164)

Length at first maturity
L_m 18.6, range 6 - 28 cm

Ambiente

; Água doce; estuarina bentopelágico; potamódromo (Ref. 51243); intervalo de profundidade 0 - 20 m (Ref. 32849), usually ? - 20 m (Ref. 34290)

Clima / Intervalo

Tropical; 14°C - 33°C (Ref. 3), preferred ?; 32°N - 5°S, 17°W - 38°E

Distribuição

Africa: naturally occurring in coastal rivers of Israel (Ref. 5166), Nile basin (including lake Albert, Edward and Tana), Jebel Marra, Lake Kivu, Lake Tanganyika, Awash River, various Ethiopian lakes, Omo River system, Lake Turkana, Suguta River and Lake Baringo (Ref. 2). In West Africa natural distribution covers the basins of the Senegal, Gambia, Volta, Niger, Benue and Chad, with introduced specimens reported from various coastal basins (Ref. 53405). Widely introduced for aquaculture, with many existing strains. Several countries report adverse ecological impact after introduction. The following subspecies were previously recognized: Oreochromis niloticus baringoensis, Oreochromis niloticus cancellatus, Oreochromis niloticus eduardianus, Oreochromis niloticus filoa, Oreochromis niloticus niloticus, Oreochromis niloticus sugutae, Oreohromis niloticus tana and Oreohromis niloticus vulcani.
Países | Áreas FAO | Ecossistemas | Ocorrências | Introduções

Descrição breve

Espinhos dorsais (total): 15 - 18; Raios dorsais moles (total): 11-13; Espinhos anais 3; Raios anais moles: 9 - 11; Vértebras: 30 - 32. Diagnosis: jaws of mature male not greatly enlarged (length of lower jaw 29-37 % of head length); genital papilla of breeding male not tassellated (Ref. 2). Most distinguishing characteristic is the presence of regular vertical stripes throughout depth of caudal fin (Ref. 4967, 53405).

Occur in a wide variety of freshwater habitats like rivers, lakes, sewage canals and irrigation channels (Ref. 28714). Mainly diurnal. Feed mainly on phytoplankton or benthic algae. Oviparous (Ref. 205). Mouthbrooding by females (Ref. 2). Extended temperature range 8-42 °C, natural temperature range 13.5 - 33 °C (Ref. 3). Maximum depth from Ref. 34290. Marketed fresh and frozen (Ref. 9987).