Influence of Photoperiod and Shelter on Some Phenotypic Traits in African Catfish (Clarias gariepinus Burchell 1822) Larvae

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Author Affiliations

¹Agriculture and Food Sciences College, King Faisal University, Hofuf-420, Zip 31982, Al-Ahsa, Kingdom of Saudi Arabia.

²Fish Resources Research Center, King Faisal University, Hofuf-420, Al-Ahsa, Zip 31982, Kingdom of Saudi Arabia

³Fisheries and Marine Resource Technology Discipline, Khulna University, Khulna-9208, Bangladesh

⁴Tokyo University of Marine Science and Technology, Tokyo, Japan.

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Fig. 1.

Weekly percentage of survival rate (mean±SE) of fish reared in different treatments during one month of the experimental period.

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Fig. 2.

Body colouration (percentage) of fish reared in different treatments after one month of the experimental period.

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Fig. 3.

Biplot of Principal Component Analysis (PCA) of 15 measured morphological traits in different treatments.

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Fig. 4.

Biplot of Discriminant Function Analysis (DFA) of 15 measured morphological traits in different treatments.

August 2021

Vol. 53, Iss. 4, Pages 1201-1601

Pakistan Journal of Zoology