Estimation of CPUE and CPUA of three caught fish by bottom trawler in the Motaf fishing grounds, Bushehr Province, Persian Gulf, Iran
نویسندگان
چکیده
منابع مشابه
the estimation of non-standard size fish (less than lm50) in industrial trawler fishing shrimp in the fishing grounds of hormozgan province
this study was conducted to estimating the amount of non-standard sizes (with lengths less than lm50) fishes of shrimp trawls in the hormozgan province coastal water during shrimp fishing season. sampling was carried out using the tabas otriger commercial trawler during 55 hauls. eight commercially valuable species including pampus argenteus, parastromateus niger, plicofollis dussumieri, saurid...
متن کاملthe survey of the virtual higher education in iran and the ways of its development and improvement
این پژوهش با هدف "بررسی وضعیت موجود آموزش عالی مجازی در ایران و راههای توسعه و ارتقای آن " و با روش توصیفی-تحلیلی و پیمایشی صورت پذیرفته است. بررسی اسنادو مدارک موجود در زمینه آموزش مجازی نشان داد تعداد دانشجویان و مقاطع تحصیلی و رشته محل های دوره های الکترونیکی چندان مطلوب نبوده و از نظر کیفی نیز وضعیت شاخص خدمات آموزشی اساتید و وضعیت شبکه اینترنت در محیط آموزش مجازی نامطلوب است.
Comparison of length frequrncy, distribution and abundance of cutlassfish (Trichiurus lepturus, Linnaeus 1758) in the habitats of this species in the Persian Gulf
This study was conducted to survey of distribution and abundance of cutlassfish (Trichiurus lepturus, Linnaeus 1758) as target species between the fishing grounds of Bushehr and Hormozgan provinces. Sampling operations were carried out during the summer season in Bushehr province and autumn season in Hormozgan province in 2013. The fishing operation was done using commercial trawler vessel with...
متن کاملEstimation of target hazard quotients for metals by consumption of fish in the North Coast of the Persian Gulf, Iran
In the residential area of the North Coast of the Persian Gulf, consumption of fish is a possible source of exposure to heavy metals and other pollutants, all of which may act as potential risk factors for serious syndromes and fatal diseases. Health risks associated with Pb, Cd, and Hg were assessed based on the target hazard quotients (THQ), which can be derived from concentrations of heavy m...
متن کاملBiomass and CPUA Estimation and Distribution Pattern of Saurida tumbil from Northwest of the Persian Gulf
This paper reports on the results of a trawls survey in 2011 to assess the amount of biomass and Catch Per Unit of Area (CPUA) as well as to determine the distribution pattern of Synodontidae family of demersal fishes (with emphasize on great lizardfish, Saurida tumbil) as one of the most important and commercial fish species in the northwest of the Persian Gulf. Samples were collected fr...
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ژورنال
عنوان ژورنال: Biodiversitas Journal of Biological Diversity
سال: 2018
ISSN: 2085-4722,1412-033X
DOI: 10.13057/biodiv/d190433