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Cannibalism as the main feeding behaviour of tucunares introduced in Southeast Brazil
M. Gomiero, L.; M. S. Braga, F..
  • M. Gomiero, L.; Universidade Estadual Paulista Instituto de Biociências Departamento de Zoologia.
  • M. S. Braga, F.; Universidade Estadual Paulista Instituto de Biociências Departamento de Zoologia.
Braz. j. biol ; 64(3)2004.
Article in English | LILACS-Express | LILACS, VETINDEX | ID: biblio-1467735
ABSTRACT
Individuals of its own genus were the main food item of two species of tucunares (Cichla cf. ocellaris and Cichla monoculus) introduced into the Volta Grande Reservoir. The abundance of adult tucunares may cause intra-specific competition, possibly leading to the high cannibalism rates found.
RESUMO
O principal item alimentar de duas espécies de tucunarés (Cichla cf. ocellaris e Cichla monoculus) introduzidas no reservatório de Volta Grande foram indivíduos do mesmo gênero. A abundância de tucunarés adultos pode causar competição intra-específica e possivelmente justificar as altas taxas de canibalismo encontradas.

Full text: Available Index: LILACS (Americas) Country/Region as subject: South America / Brazil Language: English Journal: Braz. j. biol Year: 2004 Type: Article

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Full text: Available Index: LILACS (Americas) Country/Region as subject: South America / Brazil Language: English Journal: Braz. j. biol Year: 2004 Type: Article