Abdel Rahman El Gamal
Author's posts
Dec 16 2012
Enforcing fishery regulations in Zambia
Credit: Lumbwe Kalumba (Zambia) A Department of Fisheries officer displays fish that was caught during the closed fishing season. It is illegal to be found in fishing or in possession of fish during this period which runs from 1st of December to 28th of February in the following year. The fish and fishing gears are then …
Permanent link to this article: https://fishconsult.org/?p=7698
Dec 14 2012
Production system of scallop in Peru (in Spanish)
Credit: Wilder Rodriguez Arteaga (Peru) Las dos fotos muestran la sistema de produccion de conchas de abanico Foto 1: Linterna Mosquitera (1 mm) – Densidad de siembra 700 x Piso – Talla de 2 mm Foto 2: Pearl-net 2 (2mm) – Densidad de siembra 500 x piso – Talla de 4 mm Note: We decided not to …
Permanent link to this article: https://fishconsult.org/?p=7685
Dec 13 2012
Culture of oysters (Crassostrea belchiri) using cement and long line methods in Thailand
Credit: Worawut Koedprang (Thailand) The two photos show two methods of oyster farming that are namely cement and long line methods. The 3-4 cm; (3-4 months age) Crassostrea belcheri oysters are either stick on a cement pole or stick on a rope using cement and then after, they are placed in the chosen rearing ground in …
Permanent link to this article: https://fishconsult.org/?p=7671
Dec 12 2012
Rice field irrigated by water discharge of Rwojya dam in Rwanda
Credit: Leandre Ndahayo (Rwanda) This rice field shown in the photo receives its water from a dam (Rwojya) located in Kirehe. The government stocks the dam with tilapia. The fishermen operating in this dam are the owners of the land used in dam construction. Rice fields receive the fertile water from Rwojya dam and hence enhance …
Permanent link to this article: https://fishconsult.org/?p=7661
Dec 12 2012
Fish harvest of Lake Cyohoha, Rwanda
Credit: Leandre Ndahayo (Rwanda) The photo shows the fish harvest of Lake Cyohoha, Bugesera, Rwanda. The lake is being stocked with tilapia under the supervision of the governmental fishery agency. This day of fish harvest takes place six months after stocking and fishery closing. The people appear in the photo are the community members who came …
Permanent link to this article: https://fishconsult.org/?p=7653
Dec 12 2012
Marketing of dried snake skin gourami, Trichogaster pectoralis in Thailand
Credit: Worawut Koedprang (Thailand) The photo shows the market display of snake skin gourami (Trichogaster pectoralis) in a Thai fish market. The freshwater species enjoys a high consumer preference in its salted-dried form. Drying is often carried out as sun-drying while some producers use hot air drying. Aquaculture is the only source of this …
Permanent link to this article: https://fishconsult.org/?p=7639
Dec 12 2012
On-farm demonstration on fish pond fertilization in Zambia
Credit: Lumbwe Kalumba (Zambia) The photo shows an extension officer from the Department of Fisheries with a group of fish farmers. This was during one of the on-farm practical demonstrations on pond fertilization and plankton bloom. The officer is demonstrating the use of a secchi disc to indicate the bloom in earthen ponds. Note: We decided not …
Permanent link to this article: https://fishconsult.org/?p=7633
Dec 12 2012
Exhibition of fish smoking technology in Zambia
Credit: Lumbwe Kalumba (Zambia) This is an example of fish processing technology being exhibited at the Agriculture and Commercial Show. The processing technology is a kiln where fish is smoked. Agriculture and commercial shows are events where farmers, Government and other stakeholders interact.
Permanent link to this article: https://fishconsult.org/?p=7624
Dec 04 2012
Field analysis of ammonia in fish ponds using color disk kits
This 3-slide bite addresses the field testing of ammonia in fish ponds and describe how the analysis can be reliable and reasonably accurate. The sampling procedures are covered in this illustrated bite. Moreover, the bite addresses incidences of questionable reasons and means of validating the results. This bite introduces to ammonia components which would be …
Permanent link to this article: https://fishconsult.org/?p=7603
Dec 02 2012
Culture of tilapia in Indonesia – Video – (in Indonesian)
Ownership: Directorate General of Culture Fisheries (Indonesia) Credit: Solah Ahmad (Indonesia) This video focuses on tilapia culture in Indonesia including farming technologies in various farming systems such as earthen ponds, tanks, hapas and cages. The reproduction of Nile tilapia (Oreochromis niloticus) including broodstock management and fry nursing. Fish tagging has been addressed in this video.
Permanent link to this article: https://fishconsult.org/?p=7582