Reproductive biology of Oreochromis niloticus (L.) in the Nyanza Gulf of Lake Victoria


Autoria(s): Ojuok, J.E.
Data(s)

1999

Resumo

The reproduction of Nile tilapia, Oreochromis niloticus (L.), in the Nyanza Gulf of Lake Victoria was studied from June 1998 to May 1999. Length at maturity ranged from 28-30 cm TL for females and from 32-34 cm TL for males. Males were more abundant in all length classes longer than 36 cm TL. Relative condition factor was above unity, except in August, October and May for males, and October for females. Gonadosomatic index (GSI) was low during the post spawning period (July to October) and high during the protracted breeding period (December-June).

Formato

application/pdf

Identificador

http://aquaticcommons.org/5008/1/9907P192.pdf

Ojuok, J.E. (1999) Reproductive biology of Oreochromis niloticus (L.) in the Nyanza Gulf of Lake Victoria. In: Report on Fourth FIDAWOG Workshop held at Kisumu, 16 to 20 August 1999. Jinja, Uganda, Lake Victoria Fisheries Research Project, pp. 192-198. (LVFRP Technical Document,7)

Idioma(s)

en

Publicador

Lake Victoria Fisheries Research Project

Relação

http://aquaticcommons.org/5008/

Palavras-Chave #Biology #Fisheries #Information Management
Tipo

Book Section

NonPeerReviewed