Zobrazeno 1 - 10
of 10
pro vyhledávání: '"Assefa Wosnie"'
Publikováno v:
Fisheries and Aquatic Sciences, Vol 27, Iss 6, Pp 337-345 (2024)
This study looked at some biometric and reproductive aspects of the Common carp (Cyprinus carpio) – the overexploited fish species in the Geray Reservoir as a foundation to develop an efficient fisheries management strategy. 50 fish samples (20 to
Externí odkaz:
https://doaj.org/article/9d12f8a4e52f45b78f2dc45391375fa0
Publikováno v:
Fisheries and Aquatic Sciences, Vol 27, Iss 4, Pp 231-239 (2024)
Geray Reservoir is home to some fish species including Varicorhinus beso, Cyprinus carpio, Carasius carasius, Oreochromis niloticus, and Tilapia randelli. The V. beso is among the top fish-farming species for the reservoir. However, this data on tota
Externí odkaz:
https://doaj.org/article/20bc72a8b4a74832abd65edf4ab08014
Autor:
Solomon Wagaw, Yirga Enawgaw, Ahmed Aba Bulgu, Assefa Wosnie, Ayalew Sisay, Ashenafi Teklemariam, Demeke Tegod
Publikováno v:
Cogent Food & Agriculture, Vol 10, Iss 1 (2024)
AbstractBiometric measurement provide crucial information on fish growth and aquatic habitat well-being. This study offers the first comprehensive elucidation on biometric indices and reproductive biology of Cyprinus carpio var. communis in Lake Arek
Externí odkaz:
https://doaj.org/article/093789a4152b48c5b980e23a248a8a66
Publikováno v:
Fisheries and Aquatic Sciences, Vol 27, Iss 2, Pp 100-110 (2024)
Biometric evaluation and reproductive biology of Oreochromis niloticus were studied from Geray Reservoir. Between November 2021 and August 2022, 316 O. niloticus specimens were collected from this reservoir. The observed male to female sex ratio was
Externí odkaz:
https://doaj.org/article/079dd0c4d962460689e5b8306982b209
Publikováno v:
Fisheries and Aquatic Sciences, Vol 26, Iss 7, Pp 423-436 (2023)
The objectives of this review were to synthesize the community structure of phytoplankton and the role of atelomix in the phytoplankton dynamics in Ethiopian highland lakes. Changes in a lake’s physical structure, light dynamics, and availability o
Externí odkaz:
https://doaj.org/article/95c919f668804522b42c86c07630ca4d
Publikováno v:
Fisheries and Aquatic Sciences, Vol 26, Iss 5, Pp 305-317 (2023)
Ethiopia is branded as the Water Tower of Africa because of its abundant inland water bodies that may be used sustainably to boost the economy. This review article’s goal is to examine the current status and future potential of Ethiopia’s fisheri
Externí odkaz:
https://doaj.org/article/20af0354090141b4b3f4a57d3302b1b2
Publikováno v:
Journal of Freshwater Ecology, Vol 38, Iss 1 (2023)
AbstractThis paper examines the zooplankton abundance and composition along with various environmental factors in Lake Arekit – a shallow freshwater habitat in Ethiopia’s rift valley system. Zooplankton samples and specific environmental data wer
Externí odkaz:
https://doaj.org/article/493fd8e0de5c4488818736bfc074d257
Publikováno v:
Aquatic Botany. 165:103242
Nowadays, due to deforestation, poor soil management and improper farming techniques, reservoir and lake sedimentation is a serious problem in Ethiopia. Despite the severity of the problem, there is no documented study on the use of macrophytes as a
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::596282de639ef76e7c1da8b72f389a0c
https://doi.org/10.1016/j.aquabot.2020.103242
https://doi.org/10.1016/j.aquabot.2020.103242
Autor:
Ayalew Wondie, Assefa Wosnie
Publikováno v:
African Journal of Environmental Science and Technology; Vol 8, No 6 (2014); 312-318
A study was conducted to characterize Bahir Dar tannery effluent and determine its impact on the head of Blue Nile River using selected physicochemical parameters. Samples were taken from the direct effluent stream and four sampling sites (one upstre
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::2fbd15231526834db31e895a2dc8e4bd
https://doi.org/10.5897/ajest2014.1727
https://doi.org/10.5897/ajest2014.1727
Autor:
Ayalew Wondie, Assefa Wosnie
Publikováno v:
International Journal of Biodiversity and Conservation. 6:342-350
A study was conducted to determine the downstream impact of Bahir Dar Tannery wastewater on the head of Blue Nile River using macroinvertebrates as bioindicators. Four sampling sites (one upstream and three downstream) were selected along the river a
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::d8c82ae6d00bd103c02f03a2cb2c09a5
https://doi.org/10.5897/ijbc2013.0646
https://doi.org/10.5897/ijbc2013.0646