نتایج جستجو برای: bagridae
تعداد نتایج: 100 فیلتر نتایج به سال:
فون ماهیان رودخانه گاماسیاب در محدودة استان کرمانشاه در سه ایستگاه به مدت 9 ماه بررسی شد. نمونه ها به کمک دستگاه الکتروشوکر و تور سالیک با چشمه 1/5 سانتی صید و سپس 30 عامل زیست سنجی (20 ویژگی اندازشی و 10 ویژگی شمارشی) از هرگونه اندازه گیری و شمارش شد. در مجموع 23 گونه و زیرگونه در 14 جنس از 5 خانواده کپورماهیان (cyprinidae)، گربه ماهیان سیسوریده (sisoridae)، سگ ماهیان جویباری (balitoridae)، گر...
agunmukha river is an important water body having plentiful aquatic resources. the fisheries communities in the river are familiar with a diverse range of fishing gear and crafts to catch fish. therefore, the objectives of the present study were to explore fishing gear and fishing crafts, catch composition of the respective gearand identification of fish biodiversity of agunmukha river. a step ...
The level of fish production in Nigeria is far less than the current fish demand. The study, therefore, on fish composition and fishing activities in Erinle Lake is meant to suggest means of bridging the gap between fish supply and demand in the country. Fish samples were obtained from gill-net, cast net and traps. Ten families of fish comprising 19 species were identified, dominated by Cichlid...
T ro i s c a r a c t è r e s d o m i n e n t la f a u n e d e P o i s s o n s d ' e a u d o u c e m a l g a c h e : sa p a u v r e t é , s o n o r ig ine e x c l u s i v e m e n t m a r i n e e t sa r i c h e s s e en f o r m e s e n d é m i q u e s (vo i r K I E N E R , 1963 , e t B Â N Â R E S C U , 1969) . Il n o u s a p a r u i n t é r e s s a n t d ' é t u d i e r , en r e l a t i o n a v ...
With 1172 native species, the Indonesian ichthyofauna is among the world’s most speciose. Despite that the inventory of the Indonesian ichthyofauna started during the eighteen century, the numerous species descriptions during the last decades highlight that the taxonomic knowledge is still fragmentary. Meanwhile, the fast increase of anthropogenic perturbations during Review Open Access © 2015 ...
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