بررسی پراکندگی کوسه Carcharhinus dussumieri و گونه های غالب دیگر در آبهای بوشهر و هرمزگان

نوع مقاله : مقاله پژوهشی

نویسنده

چکیده

بررسی پراکندگی کوسه Carcharhinus dussumieri و گونه های غالب دیگر در آبهای بوشهر و هرمزگان 

کلیدواژه‌ها


عنوان مقاله [English]

The study of distribution of Carcharhinus dussumieri and other dominant shark species in Bushehr and Hormozgan waters

نویسنده [English]

  • Y. Aftabsavar
چکیده [English]

This research is performed to determine the distribution of different species of sharks in the southern water or the country. According to figures and statistical evidences, the dominant species of sharks existing in Bushehr province waters, is Carcharhinus dussumieri which consists of total shark catch by 55%, and this amount is increased in greatly deep areas. The next dominant species is Chiloscyllium arabicum in this area. Regarding the results, it seems that in the Hormozgan province waters, the abundance of Carcharhinus dussumieri is more, within the east Of Hormoz Strait to Charak Port, especially around Bandar Lengeh and its outskirts, which consists of large area and also in the western north of this area (Gavbandi), which makes up the number and weight of shark catch by 52% and 57%, respectively, through Bottom trawl method. There are other shark species which are in terms of abundance and being dominant as follows: Chiloscyllium arabicum, Rhizoprionodon acutus, Carcharhinu.....