Oct 18 2012
Source of information: Sherif Sadek (Egypt) Description: Abdel Rahman El Gamal The photos show an intensive marine fish farm designed for marine fish farming. Underground water with 26 g/l salinity is the only water source. Fish species cultured are European seabass (Dicentrachus labrax) and …
Permanent link to this article: https://fishconsult.org/?p=6401
Oct 17 2012
Photo credit: Grace Charway (Ghana) Information source: Ismael Radwan (Egypt) Description: Abdel Rahman El Gamal The two photos show an innovative incubator for the eggs of African catfish (Clarias gariepinus). As shown in one of the two photos, the incubator (about 50×70 cm) is screened from the bottom and for …
Permanent link to this article: https://fishconsult.org/?p=6352
Sep 09 2012
Credit for the photo: David Sykora (Paraguay) Description: Abdel Rahman El Gamal The photo shows the packing of salted mullet (Mugil sp.) before marketing. Although salted mullet is consumed all-year round, …
Permanent link to this article: https://fishconsult.org/?p=5577
Sep 08 2012
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 …
Permanent link to this article: https://fishconsult.org/?p=5565
Sep 08 2012
Credit for the video: El Sadig Hagar (Sudan) Description: Abdel Rahman El Gamal The video was taken in a marine hatchery, Alexandria, Egypt. The video shows feeding the broodstock of European seabass, Dicentrachus labrax with fish of low economic value such as by catch. …
Permanent link to this article: https://fishconsult.org/?p=5555
Sep 08 2012
This video focused on the indoor component of the closed system for tilapia aquaculture. The videos shows the water discgarge (effluents) from tilapia tanks located under a green house.Water discharge is pumped to an overhead reservoir and from there water is showered over the biological filter and then after to the grow-out tilapia tanks.
Permanent link to this article: https://fishconsult.org/?p=5540
Sep 08 2012
Credit for the video: Victor Hugo (Peru) Information source: Ismael Radwan (Egypt) Description: Abdel Rahman El Gamal The video shows water cycle in a closed system of tilapia aquaculture. The video shows the upward pumping of the water discharged from the production tanks into an overhead reservoir which …
Permanent link to this article: https://fishconsult.org/?p=3659
Sep 08 2012
The video shows how tilapia fry is collected from concrete tanks which belong to a tilapia hatchery in Aswan. The method shown in the video targets to minimize the handling stress during this operation especially tilapia fry are delicate in relation to such operation. Fry collection starts with tank drainage till water level is significantly …
Permanent link to this article: https://fishconsult.org/?p=5545
Sep 06 2012
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 …
Permanent link to this article: https://fishconsult.org/?p=5506
Sep 02 2012
The export of octopus represents a significant portion of total fish export from Egypt. The octopus is harvested from the Mediterranean Sea whereas the export is carried by licensed establishments. A portion of the export is done at fresh form while most of exported octopus is at frozen form. The European markets are the key …
Permanent link to this article: https://fishconsult.org/?p=5476
