Brush and Vegetation Park Fishery in the River Titas, Brahmanbaria, Bangladesh
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概要
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A study was conducted in the River Titas from November 2002 to June 2003 on a fish aggregation device (FAD), locally known as katha (brushpiles), an important means of fishing in this river. A total of 70 kathas were surveyed and catch monitoring data was collected weekly. The size of katha ranged from 0.12 to 1.17 ha with an average size of 0.35 ha. The average total production from katha was estimated as 750 kg ha-1year-1. In combined catch, more than 47% fish were Siluriformes (catfish) including Wallogonia attu, Mystus cavasius, M. gulio and M. vittatus, followed by Perciformes 19.86% (Chanda nama, C. baculis and Anabas testudineus) and Cypriniformes 3.21% (Puntius sophore, P. sarana, Labeo rohita and L. gonia). Small and large prawn contributed more than 16% of total production.
- 鹿児島大学多島圏研究センターの論文