Category: Gallery

Historic fish trapping in Alaska – Fish wheels

Source: The lure of Alaska – Author: Harry A. Franck Publisher: J. B. Lippincott Company       Year: 1942 The fish wheel shown in the photo is a sort of fish trap that was common in Alaska during 1940s and before. These wheels work all night as well as all day long. The wheels are anchored to …

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Permanent link to this article: https://fishconsult.org/?p=10357

Historic information on fish marketing in Galway, Ireland before/during 1907

For the description, you are advised to see the PDF file. [gview file=”http://fishconsult.org/wp-content/uploads/2014/02/Historic-information-on-an-old-fish-market-in-Galway-Ireland.pdf”]

Permanent link to this article: https://fishconsult.org/?p=10350

Rôle des femmes dans culture de ostréi (Crassostrea gasar) au Sénégal – in French

Credit: Lo OumySeck (Senegal) Les photos montrent le rôle des femmes dans l’ostréiculture au Sénégal. Les femmes qui s’investissent dans cette activité. Elles sont entrain de confectionner des guirlandes avec les d’huitres déjà consommées. Elles sont au bord de la route,  sur la partie descendante, cette partie permet de relier les différentes guirlandes en un …

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Permanent link to this article: https://fishconsult.org/?p=10344

Bala shark, Balantiocheilos melanopterus (naming- habitats- feeding habits- reproduction- threats)- Video

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 …

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Permanent link to this article: https://fishconsult.org/?p=10340

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 …

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Permanent link to this article: https://fishconsult.org/?p=10333

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 …

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Permanent link to this article: https://fishconsult.org/?p=10328

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

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 …

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Permanent link to this article: https://fishconsult.org/?p=10318

Dissecting a specimen of an African catfish male – Video

This 2-min video demonstrates the dissecting of a specimen of African catfish, Clarias gariepinus which was completed with the identification of main organs (liver, spleen, stomach, intestine, spleen, and bladder). The testes identified in the dissected match the male morphology of the specimen. On the dissecting plate there is a tilapia specimen which was already …

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Permanent link to this article: https://fishconsult.org/?p=10304

Use of locally-made demand feeders in fish ponds in Benin – Video

Credit for the video: Ismael Radwan (Egypt)     Description: Abdel Rahman El Gamal The video shows a locally made demand feeder used in an earthen pond in Benin. The feeder has a handle that allows pulling the feeder towards the pond dike for checking and filling before pushing it back to the feeding area in tilapia …

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Permanent link to this article: https://fishconsult.org/?p=10300

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