Credit: Ahmed Hegazy (Egypt) The photos were taken in a commercial tilapia hatchery in the Philippines. The practice shows the grading of tilapia fry after the completion of the sex reversal process which is done in hapas in which 17ᾳ methayl testosterone is used for 21 days. The grading is an important practice in …
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Permanent link to this article: https://fishconsult.org/?p=11542
Aug 17 2014
تدريج زريعة البلطى بعد انتهاء المعاملة الهورمونية فى الفلبين
Credit: Ahmed Hegazy (Egypt) هذه الصور المأخوذة فى أحد المفرخات التجارية بالفلبين توضح تدريج زريعة البلطى بعد انتهاء المعاملة الهورمونية لإنتاج زريعة من الذكور وذلك باستخدام الهورمون الذكرى وذلك فى معاملة تستمر 21 يوم فى هابات. يستهدف التدريج والذى يعتبر من العمليات الهامة فى مفرخات البلطى فى الفلبين الحد من تفاوت أحجام الزريعة إبان تخزينها …
Permanent link to this article: https://fishconsult.org/?p=11533
Permanent link to this article: https://fishconsult.org/?p=11531
Aug 15 2014
Size grading of oyster in a processing establishment in France
Photo credit: Magd Al-Bawaab (Egypt) Review: Abdel Rahman El Gamal (Founder of the website) The grading of live oyster is done for marketing and consumer preference purposes. According to French law, classifying oysters according to their individual weight is compulsory whether they are sold by the kilo or by the dozen. The photo shows …
Permanent link to this article: https://fishconsult.org/?p=11525
Aug 14 2014
Tunnel freezing of tilapia in China
Credit: Kevin Fitzsimmons (USA) Review: Abdel Rahman El Gamal (Founder of the website) The photos show the tunnel freezing of tilapia fillets or as a whole that is carried out in a processing establishment in China. Tilapia is an emerging species in China’s processing industry whereas tilapia fillet is the major output from tilapia processing. …
Permanent link to this article: https://fishconsult.org/?p=11520
Aug 12 2014
Developing and disseminating the YY technology of tilapia super male in the Philippines
Photo credit: Kevin Fitzsimmons (USA) Review: Abdel Rahman El Gamal (Founder of the website) The “YY super tilapia male technology is considered an effective breeding protocol towards the production of all-male progeny for farming which has a special importance in tilapia farming. The YY technology is a form of a breeding program which combines feminization …
Permanent link to this article: https://fishconsult.org/?p=11516
Aug 12 2014
A typical fishing boat and gears in the Blue Nile (Sudan)
Credit: Mamoun Obeida (Sudan) The photo shows from a distance a traditional boat which is locally named “Bongolu” that operates in Blue Nile River (Roseires Reservoir-Blue Nile State). The boat is used for collecting fish from fishing camps and could be used for transportation during flood seasons. This boat is equipped with 40-hp out-board engine. …
Permanent link to this article: https://fishconsult.org/?p=11511
Aug 12 2014
Experimental polyculture of tilapia in shrimp ponds in Thailand
Credit: Kevin Fitzsimmons (USA) The photo shows an earthen shrimp pond in which tilapia cages are installed. The aerators in the pond indicate the intensification level of pond management. This experimental operation is carried out at Asian Institute of Technology (AIT), Thailand. The key outcomes of this operation show > 90% as survival rates. The …
Permanent link to this article: https://fishconsult.org/?p=11508
Aug 12 2014
Cage culture of meagre in Spain – Video
Video credit: Ahmed Shaheen (Egypt) Review: Abdel Rahman El Gamal (Founder of the website and video channel) The farming of meagre, Argyrosomus regius in Spain started in 2004 peaking in 2010 whereas its production amounted 3250 tons before declining in 2011 and further declining in 2012 whereas the meagre production amounted 1640 tons. Although meagre …
Permanent link to this article: https://fishconsult.org/?p=11505
Aug 11 2014
Fish smoking and commonly used smoker “Chorkor” in Ghana
Credit: Patrick Appenteng (Ghana) In Ghana most harvested fish from aquaculture are usually processed and enjoyed by grilling; which usually go well with a local dish called “banku and hot pepper sauce”. This is however not the case with most fishes from the various inland and marine water bodies: Fishes from these sources are usually smoked …
Permanent link to this article: https://fishconsult.org/?p=11502