نتایج جستجو برای: nemipterus japonicas
تعداد نتایج: 252 فیلتر نتایج به سال:
The Japanese threadfin bream, Nemipterus japonicus, the most abundant and crucially economic Nemipterus species is widespread throughout the Indo-West Pacific. The species has been studied widely for various aspects but genetic studies are scanty. This preliminary study contributes to the species phylogeography through the study of the genetic diversity and historical demography of N. japonicus...
Estuaries, as important fish nursery habitats, usually include a variety of larval fishes different ecological guilds and exhibit complicated changing environmental conditions. We carried out survey to examine the spatiotemporal dynamics guild their relationships with factors in springs summers from 2018 2020 Yangtze Estuary (China). The aims study were provide detailed information on character...
background: anisakid nematodes are common parasites of fish, mammals, fish-eating birds, and reptiles with a worldwide distribution, causing diseases in human, fish and important economic losses. methods: a preliminary epidemiological study was carried out on anisakid nematodes larvae in some commercially important fish species to evaluate the anisakid nematode larvae from greater lizardfish, (...
Togok is one of the fishing gear that operated in Kuala Tungkal, Tanjung Jabung Barat Regency, this form a conical net body whose arms are tied to two poles and success catching it relies on currents, togok used by Tungkal fishermen catch rebon shrimp (Acetes japonicas) but operation, there many other types catch. This study aims determine main catch, bycatch, discards, size as well number catc...
در این مطالعه بیولوژی تغذیه ماهی گوازیم دم رشته ای (nemipterus japonicus) با بررسی 212 عدد نمونه از آب های شمال دریای عمان در اطراف چابهار، طی شهریور ماه 1388 لغایت خرداد ماه 1389، با استفاده از شاخص های خالی بودن معده (vi)، ترجیح غذایی (fp) و شاخص معدی- بدنی (gsi) مطالعه گردید. از معده های بررسی شده تعداد 51 عدد پر، 44 عدد نیمه پر و 117 عدد خالی بودند. شاخص خالی بودن معده برابر با 2/55 درصد و ...
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