Behavior And Feeding Habit of Dog Conch (Strombus turturella) in South Bangka Regency, Bangka Belitung Islands Province
Abstract: Dog conch (Strombus
turturella) is one of important sources of fishery commodities with high economic values in Bangka Belitung. The
needs of Dog conch as consumption still depends on fishermen harvest since its
aquaculture has not been cultured until now. This study aims at determining behavior
and feeding habit of dog conch. The study was conducted in July 2014 to January
2015. The experiments passed some stages 1) samples was taken in the field by
hand collecting, 2) the experiment of seagrass consumed preference, 3) feeding
behavior, and 4) Analysis of the stomach contents. The results indicate dog
conch does not consume seagrass immediately, but detritus and microalgae
species of Thalassiosira sp., Synedra sp., Nitzschia sp., Navicula sp. Dog
conch eats by put the probiosis of the shell, then it grinds sediment layer,
seagrass leaves and shells of other individuals as source if food. Dog conch
behavior from beginning to ending of the
observation includes several stages: 1) Initial treatment actively foraging, 2)
Individuals dog conch assembled or in pairs, 3) on the second day, the dog
conch hoards himself on the base of the substrate and only elastic probiosis
which occasionally appear occasionally at the substrate bottom.
Penulis: Okto Supratman, Tati
Suryati Syamsudin
Kode Jurnal: jpbiologidd160455
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