Results 41 to 50 of about 33,241 (234)

Performance of Oreochromis niloticus and Oreochromis andersonii in controlled laboratory conditions in Zambia

Aquaculture Reports, 2022
In the present study, two hatchery strains of Oreochromis niloticus and two of O. andersonii sourced from different hatcheries in Zambia were subjected to the same feeding and management regimes in a controlled indoor tank environment. All strains were stocked at a mean weight of 2.1 ± 0.01 g and harvested after 175 days.
Basiita, Rose K., Trịnh Quốc Trọng, Sakala, Masautso E., Chungu, Patience, Malambo, Tom, Hampuwo, Buumba, Mwema, Catherine, Benzie, John A.H.   +7 more
openaire   +3 more sources

Cold tolerance of selective breeding of Oreochromis niloticus and oreochromis aureus [PDF]

Egyptian Journal for Aquaculture, 2011
Selected fish for higher growth rate from both O. niloticus and O. aureus were collected and subjected to challenge test for cold. In addition to, fish of both species collected from production ponds of Abbassa were used to compare the cold tolerance of fish. Fry of   similar age were grown under identical conditions. O.
Ebtehag Kamel, Mahmoud A. Rezk
openaire   +1 more source

Fish diversity and composition of Tugwi Mukosi Dam, Zimbabwe's largest inland reservoir post impoundment

Aquaculture, Fish and Fisheries, 2021
The fish diversity and composition of Tugwi Mukosi Dam, Zimbabwe's largest inland reservoir was investigated in 2019 (post impoundment phase) after the reservoir filled in 2017.
Terence Magqina, Chipo Mungenge, Kuzivakwashe A. Mawoyo   +2 more
doaj   +1 more source

OCCURRENCE OF HUMAN PATHOGENIC BACTERIA IN LAKE VICTORIA SHORE WATER AND Oreochromis niloticus AT KASENYI LANDING SITE, WAKISO DISTRICT IN UGANDA

Student's Journal of Health Research Africa, 2023
Background: As of 2008; human pathogenic bacteria were being identified in lake water and fish and by 2017; it was still a persistent problem in the aquatic environment up to date.
Fortunate Lujjimbirwa, Martin Odoki, James Kasozi, Vianney Ssentongo, Phillip Mwesigwa, Patricia Nagingo   +5 more
doaj   +1 more source

Diallel Hybridization of Oreochromis niloticus (Nile Tilapia) to Oreochromis aureus (Blue Tilapia)

Yüzüncü Yıl Üniversitesi Tarım Bilimleri Dergisi, 2022
A total of 200 fish samples (100 Oreochromis niloticus (Nile tilapia) and 100 Oreochromis aureus (Blue tilapia)) were used for this research aimed to produce a population of tilapia species that is skewed toward the male population. Three mating periods were carried out in total.
Oster NWACHİ, Arnold IRABOR
openaire   +2 more sources

Toxicity of mercury (Hg) on survival and growth rate, hemato- and histopathological parameters ofOreochromis niloticus

Jurnal Akuakultur Indonesia, 2013
Heavy metals are serious pollutants of the aquatic environment because of their environmental persistence and ability to be accumulated by aquatic organisms. Oreochromis niloticus exposed to 0, 0.16, 0.5, and 1.0 ppm Hg for 30 days.
Kukuh Nirmala, Yuni Puji Hastuti, Vika Yuniar   +2 more
doaj   +1 more source

The growth performance and genotoxicity effect of dietary Aloe vera on Oreochromis niloticus juveniles

Aceh Journal of Animal Science, 2020
Growth and all activities of fish depend significantly on the food they consume.  However, with the rising price of conventional feedstuffs, there is a need to investigate less expensive and readily available plant source as an additive. This research is
Simeon Oluwatoyin Ayoola, Hubaidat Oyinkansola Ishola   +1 more
doaj   +1 more source

Impact of Lernaea cyprinacea Linnaeus 1758 (Crustacea : Copepoda) almost a decade after an initial parasitic outbreak in fish of Malilangwe Reservoir, Zimbabwe

Knowledge and Management of Aquatic Ecosystems, 2012
An assessment was carried out on the impact of Lernaea cyprinacea on fish populations ten years after its first outbreak in the Malilangwe reservoir, and Lernaea cyprinacea is currently showing no sign of declining in the ...
Dalu T., Nhiwatiwa T., Clegg B., Barson M.   +3 more
doaj   +1 more source