Reproductive biology of Oreochromis niloticus (Perciformes: Cichlidae) at Emiliano Zapata dam, Morelos, Mexico

The reproductive season of tilapia was studied by monthly samplings at Emiliano Zapata dam, Morelos State, Mexico. From February 1999 through February 2000 a sample of 50 fish was taken from the commercial catch (castnet, 6.5 cm of mesh size). The observed sex ratio was 1:1.29 (females:males) (chi(2...

Ausführliche Beschreibung

Gespeichert in:

Bibliographische Detailangaben
Veröffentlicht in:	Revista de biología tropical 2005-09, Vol.53 (3-4), p.515-522
Hauptverfasser:	Pena Mendoza, B, Gomez Marquez, JL, Salgado Ugarte, IH, Ramirez Noguera, D
Format:	Artikel
Sprache:	eng
Schlagworte:	Animals Biodiversity Conservation Biology Cichlidae fecundidad fecundity Female Fertility - physiology Freshwater gonadosomatic index Gonads - growth & development hepatosomatic index Male Mexico Oreochromis niloticus Perciformes Reproducción Reproduction Seasons Sex Ratio Sexual Maturation - physiology Tilapia - growth & development Tilapia - physiology índice gonadosomático índice hepatosomático
Online-Zugang:	Volltext
Tags:	Tag hinzufügen Keine Tags, Fügen Sie den ersten Tag hinzu!

Beschreibung
Zusammenfassung:	The reproductive season of tilapia was studied by monthly samplings at Emiliano Zapata dam, Morelos State, Mexico. From February 1999 through February 2000 a sample of 50 fish was taken from the commercial catch (castnet, 6.5 cm of mesh size). The observed sex ratio was 1:1.29 (females:males) (chi(2)=10.26; p
ISSN:	0034-7744 2215-2075
DOI:	10.15517/rbt.v53i3-4.14666