Stock assessment of Khouzestan fishes

Abstract

Catch/effort statistics of Khouzestan Province collected from Shilat Statistical System in 1379 have been analyzed. Trends in Khouzestan fisheries from 1372 until 1379 have been also investigated, Length frequency samples collected by catch observers in two main landing centers have also been analyzed. For this purpose, some of the most important commercial fish species were selected for length measurements, the highest no.. of fishing units were operating in Abadan area. Total no. of fishing uints in Khouzestan Province have been increased about 9.3% comparing to the previous year. Total NO. of fishing days were about 174486 days, from which 532% was excreted by speed boats and 46.8% by Lenj. Total landed catch was estimated to be about 24061895 kg which was 0.2% less than the previous year. The highest landed catches belonged to Mid, Otolithes ruber and Tenualosa ilisha respectively, estimated biologic parameters fir the selected species show that in most of the cases their exploitation levels are too high.