Tag: Lake Nasser

Building fish enclosure in Lake Nasser, Egypt – Video

Video credit: Ahmed Haggagi Abdullah (Egypt) Review: Abdel Rahman El Gamal (Founder of the video channel and website) Source: www.fishconsult.org           This video shows the construction of an enclosure in Wadi Abyad in Lake Nasser. This activity was funded by the Challenge Program on Food and Water. The area of the …

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Permanent link to this article: https://fishconsult.org/?p=13037

Sampling of plankton in Lake Nasser – Egypt

Credit: Olfat Anwar (Egypt) The photos show the sampling of plankton in Lake Nasser using plankton nets equipped with flow meters (shown in the middle). The flow-meter measures the quantity of water filtered through the plankton net and hence enables relating the results to units of water. There are two types of plankton nets based …

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Permanent link to this article: https://fishconsult.org/?p=10586

Stocking of Nile tilapia fingerlings in Lake Nasser (Egypt) – Video

The video covers different phases of the stocking of tilapia fingerlings in Lake Nasser. The stocked species is Nile tilapia, Oreochromis niloticus. The video shows the broodstock facilities and maintenance in one of the three hatcheries devoted to produce the fingerlings required for the restocking. The nursing of tilapia fry is briefly shown in the …

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Permanent link to this article: https://fishconsult.org/?p=9660

Fish routing from the fishing boat to the landing site in Lake Nasser (Egypt)

The two photos show the fishing boats and carrier (messenger) boats. The fishermen wait for the arrival of the messenger boat which carries their requirements of living supplies as well as the ice. The messenger boat continues its trip to serve other fishing boats.  Once the ice is in place, the fishermen begin their fishing …

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Permanent link to this article: https://fishconsult.org/?p=7487

Fishery practices in Lake Nasser (Egypt)

The two photos show a common fishing practices in Lake Nasser. As seen in the photos, two fishermen operates this non-motorized fishing boat. Fishermen set the fishing seine in the place and position which they expect the best based on their experience. One of the fishermen start to beat water surface with an iron rod …

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Permanent link to this article: https://fishconsult.org/?p=7343

Crocodile populations in Lake Nasser (Egypt)

Photo credit: Glenda Vélez Calabria (Colombia) and David Mendoza Ramirez (Peru) Description: Abdel Rahman El Gamal Crocodiles in Lake Nasser are protected by environmental laws. There are conflicting opinions in regard to lake crocodiles. Fishery stakeholders believe that crocodiles consume large quantities of fish and far important is the potential risk which crocodiles can cause to fishermen …

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Permanent link to this article: https://fishconsult.org/?p=7330

Salted fish of Lake Nasser’s fish catch

The majority of fish catch in lake Nasser belongs to about 10 species that collectively make up more than 95% of Lake Nasser catch.  The predominant species sold as fresh fish are the tilapias and Nile perch, Lates niloticus, Labeo and Bagrus, while Alestes spp., Labeo spp., Hydrocynus spp., and Eutropius niloticus are salted. Salting takes …

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Permanent link to this article: https://fishconsult.org/?p=5565

Predation efficiency of Nile perch, Lates niloticus

This 2-slide information bite addresses the predation efficiency of Nile perch in relation to its characteristics especially its mouth and gapes. The bite touched the case study of the introduction of Nile perch into Lake Victoria and the impacts of the introduction. The predator-prey relationship has been addressed in this bite which is supported by …

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Permanent link to this article: https://fishconsult.org/?p=5506

A commercial hatchery for Nile tilapia, Oreochromis niloticus in Aswan (Egypt)

This photo shows a commercial tilapia hatchery in Aswan. This hatchery belongs to Lake Nasser Development Authority. Untill the present, the fingerlings of Nile tilapia, (Oreochromis niloticus) produced in the hatchery are used for a stock enhancement program for Lake Nasser. The picture shows the outdoor facilities of the hatchery which has also indoor facilities. Note: …

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Permanent link to this article: https://fishconsult.org/?p=960