The video was taken at the freshwater aquarium, Sea World, San Diego, USA. General: The Bala shark, Balantiocheilos melanopterus, is not a real shark this is also known as the tricolor shark, silver shark, or shark minnow, and silver bala is a cyprinid and type of minnow freshwater fish species. The nickname “shark” has been given to this bony fish because of …
Category: Photos
Permanent link to this article: https://fishconsult.org/?p=10340
Feb 01 2014
Silver dollar, Mylossoma aureum (Description – habitats – biology)
The video was taken in freshwater aquarium (Sea World), San Diego, California, USA Review: Abdel Rahman El Gamal (Founder of the website and video channel) Introduction and description: Silver dollar is a common name for a fish species that belongs to the Characidae family; Dollar d’argent is another common name. These fishes have metallic color with deep …
Permanent link to this article: https://fishconsult.org/?p=10333
Jan 31 2014
Culture of rainbow trout, Oncorhynchus mykiss in South Korea
Photo credit: Ahmad Yousef alqarain (Jordan) Description: Abdel Rahman El Gamal and Ahmad Yousef alqarain (Jordan) Rainbow trout (Oncorhynchus mykiss) was first introduced from USA into Korea in 1965, whereas its farming started in Pyeongchang due to its cold, and high quality waters …
Permanent link to this article: https://fishconsult.org/?p=10328
Jan 30 2014
Fencing fish ponds in Benin
Credit: Ismael Radwan (Egypt) The photo shows the fencing of fish ponds using nets and bamboo sticks. The purpose is to prevent the entry of unwanted animals especially snakes and birds.
Permanent link to this article: https://fishconsult.org/?p=10324
Jan 30 2014
Sex reversal of tilapia fry using male hormone in Benin
Credit: Ismael Radwan (Egypt) The male hormone (17 alpha- methyl testosterone) is dissolved in alcohol at the dose of 60 milligram per 500 ml of alcohol and then after the alcohol containing hormone is to be mixed with one kg of fry feed. Treated feed is dried in shade and could be stored in freezer …
Permanent link to this article: https://fishconsult.org/?p=10318
Jan 29 2014
Local pressed feed for tilapia in Benin
Credit: Ismael Radwan (Egypt) The photo shows the end product of pressed feed that is locally made on fish farm and in which meat grinder is used in pressing the feed ingredients. As expected, the diameter of produced feed will depend on the diameter of dye used. Also, the water stability for such feed is …
Permanent link to this article: https://fishconsult.org/?p=10295
Jan 28 2014
Features of fish farming in Benin (facilities and species)
Credit: Ismael Radwan (Egypt) The four photos show types of fish farming facilities that are commonly found in Benin. Earthen ponds are commonly found as represented by the farm photo which utilizes a modest water flow throughout the year. The farm of concrete tanks is located in Torri Posseto province. Hapas are also used whether …
Permanent link to this article: https://fishconsult.org/?p=10288
Jan 17 2014
Grading of tilapia fry prior to hormonal sex reversal treatment in Benin
Credit: Ismael Radwan (Egypt) As established, the effectiveness of sex reversal process depends on several factors including the initial size (age) of treated fry. If the tilapia spawning and collection systems of the fry cannot guarantee the optimum size (age) of tilapia fry, a grading system will be required. The photo shows a simple grader …
Permanent link to this article: https://fishconsult.org/?p=10277
Jan 17 2014
Integrated fish and poultry in Benin
Credit: Ismael Radwan (Egypt) The photos show the integration between fish and poultry as carried out in earthen ponds in Benin. Broilers and rabbits are the main poultry in such integrated system while tilapia is the main fish species. Poultry house are established above the water surface in fish ponds providing daily fertilization as required by …
Permanent link to this article: https://fishconsult.org/?p=10271
Jan 17 2014
Use of algae in tilapia feeding in Benin
Credit: Ismael Radwan (Egypt) The photos show the bloom and collection of algae from a body of water. This algae species is well accepted by tilapia in addition to its adequate nutritional value. The algae are offered to tilapia in its original shape (unprocessed). This type of algae is characterized by its fast growth and …
Permanent link to this article: https://fishconsult.org/?p=10269