Uplifting of Bote communities displaced from Kali Gandaki ‘A’ Hydropower Project by Cage-fish culture in Kali Gandaki Reservoir of Nepal

This project proposal has been developed by a group of Fish Culture Development training course participants under the supervision of Dr. Abdel Rahman El Gamal. The team propsed the establishment of cage aquaculture project for a specific target group of communities who were displaced as a result of establishing a hydro-power project in that region. The project rationality and objectives were adequately addressed. The social component was highlighted. The selection criteria of project beneficiaries was stated. The project proposed two key species that fits better the project conditions. Fish species are silver carp and bighead carp. Cage management as well as project economics was covered in the project document.

[important]Cage fish farming in Kali Grandaki Reservoir (Nepal)[/important]

 

Permanent link to this article: https://fishconsult.org/?p=2321

Integrated aquaculture (Oreochromis mossambicus)- agriculture (lettuce) in an aquaponic system in Peru (in Spanish)

This project proposal has been developed by a group of Fish Culture Development training course participants under the supervision of Dr. Abdel Rahman El Gamal. The team propsed the establishment of an integrated aquaponic system in Peru. The project document started with document components. Project features included project location as well as the criteria for selecting the integrated components of aquaculture (red tilapia, Oreochromis mossambicus) as well as vegetables (lettuce). The socio-economics parameters have been highly considered in the selection process of system components. The technical aspects of the propsed project has been adequately covered. Similarly, the financial and economic evaluation has been addressed in more details. The project document is supported by enough diagrams and illustrations.

[important]Integrated aquaculture (O. mossambicus)- agriculture (lettuce) in an aquaponic (Peru)- in Spanish[/important]

Permanent link to this article: https://fishconsult.org/?p=2301

Force hatch of fish embryos

This information bite addresses the phenomenon of reluctant hatching of fish embryos. Hatch synchronization is always targeted in order to allow better hatchery management and reduce size differences among hatched larvae or fry. In this situation, force hatch approach could be adopted. This practice works directly on embryo’s hatching glands and its enzymes. Examples of methods include light, water renewal, and temporary shut-down of water or air in egg incubators.

[important]Force hatch of fish embryos[/important]

Permanent link to this article: https://fishconsult.org/?p=2289

Fertilization of fish eggs and quality of off-spring

This piece of information shows the practice of the sequentuial fertilization of fish egg is carried out by several males. The rationality of such practice as well as concerns have been highlighted. The drawback of such practice could be summarized in the overdominance of particular sperm over others which leads to lowering the effective breeding number along with inbreeding problems. The genetic approach in egg fertilization has been mentioned.

[important]Ferilization of fish Eggs and quality of off-spring[/important]

 

Permanent link to this article: https://fishconsult.org/?p=2275

Fish egg fertilization (illustrated)

This single slide shows the mechanism of egg fertilization in fish and some factors that could retard or enhance fertilization. This summary shows that blood clotting that could result of improper handling of female fish during eggs can close the very tiny opening that each egg has and known by micropyle preventing any entry of sperm and hence reduces the rate of fertilization. The reason of using salt solution of 6 g/l will help turining blood (protein) clotting into solution and so micropyles remain open for fertilization by sperm.

[important]Fish Egg fertilization[/important]

Permanent link to this article: https://fishconsult.org/?p=2268

Production intensive des tilapia mono-sex dans les bacs bétonnes dans la localité de Ngaoundéré, Cameroun (in French)

This project proposal has been developed by a team who participated in Fish Culture Development training course in 2011. Developers recommended Ngaoundere (Cameroon) to be the place of this project. The project proposal began with the rationality and need to enhance the productivity of unit area. The opportunity of the project as well as the objectives have been included in the project document. The prodect budget and economic parameters are covered in the document. This project proposal has been developed according to a project assignment given by Dr. Abdel Rahman El Gamal who supervises these group projects as a part of the training course which is annually organized by the Egyptian International Centre for Agriculture (EICA).

[important]Intensive all-male tilapia farm (Cameroon) in French[/important]

 

Permanent link to this article: https://fishconsult.org/?p=2255

Small-scale aquaponic pilot project in Colombia

Credit: Edwin Gomez (Colombia); Edwin_biologia@yahoo.com

Small scale aquaponic project in Colombia

Aquaponic is the integration of hydroponic plant production into recirculating aquaculture systems. These photos show an experimental project for a small-scale aquaponic system in a greenhouse in Colombia. This system is simple in regard to construction, cleaning and management. Results are encouraging towards potential applications in rural communities especially in regard to improving the nutritional status to poor families in addition to providing some cash.

In regard to fish feeding, artificial feed is used with 40% protein content in the early stage of fish growth, declining to 30% protein in the final grow-out phase.

The uncovered tank (1-m3) is the component whereas fish is grown. Common carp or ornamental fish have been evaluated in this system. The tank of fishes water is pump to two components the clarifier and mechanical filter, these allow the suspended solids removal which may affect the roots of plants. The 1-m3 bio-filter is a facility in which nitrifying bacteria transform the excess ammonia to nitrite-nitrate. The plants used the nitrate as a principal nutrient, the photos show the plants (gourmet lettuce) in floating raft system. The small-scale aquaponic have allowed a production of 28 Kg/ m3 of fish and 25-30 plants (lettuce, oregano and basil).

 

 

Permanent link to this article: https://fishconsult.org/?p=2241

Establishment of commercial catfish and tilapia farm in Karu, Nasarawa (Nigeria)

This project proposal has been developed by a team who participated in Fish Culture Development training course in 2011. Developers recommended Kuchikau, Karu, (Nasarawa) to be the place of this project. The project proposal reviewed the status of fish production and consumption in Nigeria concluding the need for more aquaculture development in Nigeria. The team has chosen African catfish, Clarias gariepinus and Nile tilapia, Oreochromis niloticus to be the species of choice in this project. The document covers the scope and management of the project. Also, project budget and economic indicators have been included. This project proposal has been developed according to a project assignment given by Dr. Abdel Rahman El Gamal who supervises these group projects as a part of the training course which is annually organized by the Egyptian International Centre for Agriculture (EICA).

[important]Establishment of a commercial catfish and tilapia farm in Nigeria[/important]

 

 

Permanent link to this article: https://fishconsult.org/?p=2225

Estación de Alevinaje de tilapia en Paraguay (in Spanish)

This project proposal has been developed by a group of Fish Culture Development training course participants under the supervision of Dr. Abdel Rahman El Gamal. The team propsed the establishment of a center for tilapia fingerlings in Paraguay. The rationality of established this center has been based on the need for tilapia fingerlings as required for promoting aquaculture in Paraguay, in addition to the availability of natural resources especially water. The target of this project is to produce one million tilapia fingerlings. The technical component has been addressed in the proposal including all phases of the project supported by illustrations whenever needed. The financial component as well as the economic parameter have been covered in this project proposal.

http://fishconsult.org/wp-content/uploads/2012/01/Estación-de-Alevinaje-avance-Establishing-tilapia-fingerlings-center-in-Paraguay.pdf

Permanent link to this article: https://fishconsult.org/?p=2198

Small-scale all-male tilapia aquaculture project in Bududa, Uganda

This project proposal addresses the establishment of a small-scale aquaculture project in Bududa (Uganda). The project objectives highlighted the social dimension of the project especially job creation and providing fish at affordable prices. The rationality behind choosing Bududa for the project has been highlighted, the same is true for selecting Nile tilapia (Oreochromis niloticus). The project proposal covered the technical and economic componts as well as the activity chart which included all activities in such small-scale project. This project proposal has been developed by a team of trainees who participated in Fish Culture Development training course in 2011 which is annually hosted by the Egyptian International Centre for Agriculture (EICA). This project has been implemented under the supervision of Dr. Abdel Rahman El Gamal.

[important]Small scale aquaculture project in Bududa (Uganda) -pdf[/important]

Permanent link to this article: https://fishconsult.org/?p=2192

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