نتایج جستجو برای: fishes caught

تعداد نتایج: 28739  

Journal: :Global environmental studies 2023

Abstract Degradation of peatlands is an issue global concern, yet ample knowledge local conditions lacking when it comes to determining (1) the impacts river and floodplain development (2) how best conserve peat swamp ecosystems. This chapter documents relationships between scientific names fishes recent changes in fish biodiversity mid-Kampar River Basin Sumatra. A questionnaire was administer...

Journal: :Journal of Hospital Medicine 2016

Journal: :شیلات 0
علیرضا رادخواه دانشجوی کارشناسی ارشد گروه شیلات، پردیس کشاورزی و منابع طبیعی کرج، دانشکدة منابع طبیعی، دانشگاه تهران هادی پورباقر دانشیار گروه شیلات، پردیس کشاورزی و منابع طبیعی کرج، دانشکدة منابع طبیعی، دانشگاه تهران سهیل ایگدری دکتری گروه شیلات، پردیس کشاورزی و منابع طبیعی کرج، دانشکدة منابع طبیعی، دانشگاه تهران منوچهر نصری دکتری تکثیر و پرورش آبزیان، پردیس کشاورزی و منابع طبیعی دانشگاه تهران، کرج

the body shape of fishes is influenced by environmental parameters and the habitat condition. the present study investigated morphological characteristics phenotypic plasticity of barbus lacerata in the zarrineh river and the role of environmentalfactors influencing the phenotypic plasticity. three hundred specimens were caught using electric fishing, anaesthetized with clove powder, fixed in 1...

Journal: :Current Biology 2005

Journal: :Nature 2002

Journal: :Index on Censorship 2002

Journal: :Journal of Scientific Research and Reports 2022

Aims: The current study was carried out to evaluate the prevalence and distribution of intestinal helminths in freshwater fishes. 
 Study Design: a survey done establish type parasite found fish rivers.
 Place Duration Study: samples were collected from Amansea Ebenebe Rivers November 2021 January 2022.
 Methodology: Intestinal parasites three (3) species commonly these rivers (P...

Journal: :Environmental Research Letters 2022

Abstract The demand for seafood is increasing globally and being met, in some cases, by unsustainable fishing practices. When a country fishes outside of its jurisdiction, any negative social environmental impacts associated with are displaced to the fished location may not be compensated. This particularly problematic when jurisdictions poorer, less-effective, fisheries management than itself ...

Journal: :Fisheries & Aquatic Life 2022

Abstract The Couffo basin is not well known, and neither are its aquatic living resources, such as fish fauna, which subjected to high exploitation rates. objectives of this study were establish length-weight ratios (LWRs) length-length (LLRs) for the most important species in catches those certain economic value. A total 12,191 specimens belonging 40 commercial actinopterygian fishes caught wi...

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