Source: www.fishconsult.org Review: Abdel Rahman El Gamal (Founder of the website and video channel) This 8-min video addresses the sequence of the artificial reproduction of African catfish (Clarias gareipinus). The process starts with the hormonal induction of catfish brood fish using the extract of catfish pituitary gland. Afterwards, a female catfish is stripped upon ovulation …
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Permanent link to this article: https://fishconsult.org/?p=9603
Permanent link to this article: https://fishconsult.org/?p=9593
Oct 17 2013
Livelihood projects in fish sector in the Philippines
Credit: Hannibal M. Chavez (Philippines) The Bureau of Fisheries and Aquatic Resources (BFAR) regularly provides the fisher folk with appropriate hands-on training on various technologies in the aquaculture utilizing high-value species including seaweeds farming, improved fishing, specifically in the construction and proper use of passive gears, post-harvest and value adding, as well as, on resource management …
Permanent link to this article: https://fishconsult.org/?p=9584
Oct 15 2013
Culture of African catfish, Clarias garipinus in Sudan
Credit: Elsadig Arbab (Sudan) The two photos show the culture of African catfish, Clarias garipinus that represents the main cultured species in a fish farm in Sudan. The stocking rate of fingerlings is 7 pieces/m2 whereas fingerlings are either collected from the wild or from hatchery-produced fry through induced breeding. The average initial weight upon stocking …
Permanent link to this article: https://fishconsult.org/?p=9556
Oct 14 2013
Culture and marketing of mud-crab in SriLanka
Credit: Ajith Kumara (SriLanka) The photo shows two gravid females of mud crab (giant mud crab), Scylla serrata. The egg color indicates its ripening stage. The fattening of mud crab in SriLanka is the usual farming system practiced in earthen ponds. The culture begins with collecting soft shell crabs which are kept in ponds and fed …
Permanent link to this article: https://fishconsult.org/?p=9525
Oct 14 2013
Conservation of Pez Blanco (Petenia splendida) through stocking in lake Peten Itzá (Guatemala)
Credit: Manuel Cano Alfaro (Guatemala) The photos show the stocking of Pez Blanco (Petenia splendida) in lake Peten Itzá (Guatemala) as a means of preserving this native species. Fry produced for stocking are produced in the facility located in the village “El Remate” with the technical support of the Mission of Taiwan in cooperation with the …
Permanent link to this article: https://fishconsult.org/?p=9509
Oct 14 2013
Hatchery management (updated 2013 version)
The presentation starts with a fact sheet related to fish reproduction. Mode of fish production has been addressed and also the rationality of collecting fish production and fish seeds with a comparison with hatchery produced seeds. Fish sexual maturation in relation to influencing factors has been discussed in this presentation. Hatchery management is adequately addressed …
Permanent link to this article: https://fishconsult.org/?p=9497
Oct 10 2013
Planning of aquaculture projects (updated 2013 version)
This updated version of the planning of aquaculture projects addresses planning-related issues that considers the definition of aquaculture systems in relation to productivity and/or management issues (feeding, water exchange, and aeration). The main elements related to planning have been addressed including natural resources (land and water), criteria of farmed species, marketing and environmental factors. The …
Permanent link to this article: https://fishconsult.org/?p=9463
Oct 10 2013
Development and outlook of Egyptian aquaculture – updated 2013 version
This review addresses the following issues: Contribution of aquaculture to total fishery over an extended period of time Mode of aquaculture development in Egypt starting by historic information Aquaculture development and natural resources (land and water) Aquaculture practices in relation to the limitation of natural resources (intensification, integration, rotation) Production basket focusing on tilapia Aquaculture …
Permanent link to this article: https://fishconsult.org/?p=9455
Oct 03 2013
Feeding of rainbow trout (Oncorhynchus mykiss) in floating cages in Chile
Credit: Oscar Del Valle Ayala via Wilder Rodrìguez Arteaga (Peru) One of the photos shows a feed silo located in a central place among fish cages while the second photo shows the transfer of feed to individual cages using compressed air.
Permanent link to this article: https://fishconsult.org/?p=9446