STUDI KEBIASAAN MAKANAN IKAN BETOK PALU (Chrysiptera hemicyanea) DI SEKITAR PERAIRAN TERUMBU KARANG PULAU LARA SULAWESI TENGGARA

Lutjanus, 2009 (2): 67 - 78

[Study on food habits of  Betok Palu, Chrysiptera hemicyanea

in Coral Reef  Lara Island, Southeast Sulawesi]

Asriyana¹⁾ dan Wabula H ²⁾

¹⁾   Staf Pengajar pada FPIK Universitas Haluoleo

²⁾   Alumni FPIK Universitas Haluoleo

E-mail : yanasri76@yahoo.com

ABSTRACT

A study on food habit of Betok Palu  (Chrysiptera hemicyanea) in  Coral Reef Lara Island was conducted from Februari to March 2005. Aims of the study were to analysis food habits, relation of the food habits and plankton in that waters.  Food Habit was determined by using Index of Prepoderance method.  Results of the study indicated that the main food of male and female of the fish was Cyanophyceae (48,13%), while Bacillariophyceae, Chlorophyceae, Desmidiaceae, Ciliata dan MTT was a complement food, and Pyrophyceae, Xanthophyceae, Rhizopoda, Rotatoria, Ctenophora dan Copepoda was found as supplement food for the fish. Food habit of betok palu change as according to condition of waters influencing the availibility of plankton in the waters. 

Key Words : Betok Palu  (Chrysiptera hemicyanea) , food habits, Coral reef and plankton