Tag: grader

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 …

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Permanent link to this article: https://fishconsult.org/?p=11525

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 …

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Permanent link to this article: https://fishconsult.org/?p=10277