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 21 2012
This project has been developed by a group of trainees who participated during 2012 in the Warm Water Fish Production training course which is hosted by the Egyptian International Centre for Agriculture (EICA) in partnership with Japan International Cooperation Agency (JICA). The proposed location of this project is Mparambo, Burundi. The project components include the its …
Permanent link to this article: https://fishconsult.org/?p=5925
Jul 11 2012
Video credit: Lylian Lugobola (Tanzania) Information: Ismael Radwan (Egypt) Text: Abdel Rahman El Gamal This video shows the natural spawning of African catfish, Clarias garepinus which is claimed (by many producers) to be easier and more economical as compared to artificial spawning especially in the light of its reasonable productivity. …
Permanent link to this article: https://fishconsult.org/?p=3453
Jul 05 2012
Credit: Charles Ibinga Maganga (Gabon) Clarias gariepinus, récoltés par les femmes dans la vallée du Ntem à Minvoul (ville rurale, au nord du Gabon). Ces silures (poissons-chats) sont péchés avec des pièges à poissons (panier conique fait à l’aide des roseaux pour les eaux peu profondes) lors des périodes de remontée d’eau, en début des …
Permanent link to this article: https://fishconsult.org/?p=4149
Jun 06 2012
Credit for the video: El-Sadig Hagar (Sudan) Description: Abdel Rahman El Gamal This video shows a hand grading process of African catfish, Clarias gariepinus. We notice the ability of fish to move (walk) using its pectoral fins. This particular video was taken during the sorting of African catfish to be used in a predation study …
Permanent link to this article: https://fishconsult.org/?p=3748
Jun 03 2012
Credit: Alain Murekambanze (Burundi) This photo was taken in Kavogero fish farming station, Kirundo province, Burundi just after the rehabilitation of the station as seen in the color of unfertilized pond water. There are 2 henhouses above fish ponds. The station has nine ponds whereas Nile tilapia (Oreochromis niloticus) and African catfish (Clarias gariepinus) are …
Permanent link to this article: https://fishconsult.org/?p=3678
May 18 2012
Credit: Alain Murekambanze (Burundi) The photo shows the Karoga Fish station, Gitega Province in Burundi. There are 10 earthen ponds in the station, in which Nile tilapia, Oreochromis niloticus is farmed. It is planned to introduce African catfish, Clarias gariepinus to the station. Station ponds are fertilized by pig manure which are farmed beside. The station belongs to the Nationl …
Permanent link to this article: https://fishconsult.org/?p=3548
Apr 30 2012
This video shows a hatchery of African catfish, Clarias gariepinus. Artificial reproduction of African catfish is now carried out at commercial level in several hatcheries in Egypt. The video shows the incubators of catfish embryos whereas water is supplied from the bottom and drains from screened windows near the top of the incubators.
Permanent link to this article: https://fishconsult.org/?p=3448
Apr 14 2012
Credit: Glenda Velez Calabria (Colombia) and David Ramirez (Peru); Description: Abdel Rahman El Gamal This video shows how female African catfish (Clarias gariepinus) is identified based on the reddish coloration of the genital papilla. The video also shows the examination of the sexual maturation and spawning readiness of African catfish which is usually done through …
Permanent link to this article: https://fishconsult.org/?p=3354
Apr 14 2012
Credit: Glenda Velez Calabria (Colombia) and David Ramirez (Peru); Description: Abdel Rahman El Gamal This short video clearly shows the projection of the male genital papilla of African catfish (Clarias gariepinus). This video was taken during the month of November which is considered outside the natural spawning season of African catfish in Egypt.
Permanent link to this article: https://fishconsult.org/?p=3344
