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99634

Fisheries biology of the haffara bream Rhabdosaragus haffara (Family: Sparidae) in Suez Bay, Egypt.

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Last updated: 22 Jan 2023

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Abstract

Family Sparidae is considered as one of the most commercial families of the small scale fishery of Suez bay. A Total of 800 specimens of Rhabdosaragus haffara were collected from the Suez bay landing site, El-salakhana, during the fishing season 2018-2019. The length-weight relationship equation is W=0.014L3.02 indicating an isometric growth. Age was determined by reading otoliths and revealed that the population has five age groups. The Von Bertlanffy equation was as follow; Lt = 27 (1-e-0.43(t+0.27)). Length at first capture LC= 13.0cm. The growth performance index (Φ) was estimated as 2.49. Total mortality was estimated to be Z=1.7, natural mortality is M=0.65, fishing mortality F= 1.05, and Exploitation rate is E= 0.62.The target and limit biological reference points are: FOpt=0.32 year1 and FLimit = 0.43 year1.  Exploitation rate, FOpt, and FLimit indicated that the stock of R. haffara in Suez bay is overexploited and threatened.

DOI

10.21608/ejabf.2020.99634

Keywords

R. haffara, Haffara bream, Fisheries biology, Suez Bay, Sparidae

Authors

First Name

Hanan

Last Name

M. Osman

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Orcid

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First Name

Mahmoud

Last Name

A. Saber

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Orcid

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First Name

Azza

Last Name

A. El ganainy

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Orcid

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First Name

Amgad

Last Name

M. Shaaban

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-

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Volume

24

Article Issue

4

Related Issue

14113

Issue Date

2020-07-01

Receive Date

2020-06-18

Publish Date

2020-07-01

Page Start

361

Page End

372

Print ISSN

1110-6131

Online ISSN

2536-9814

Link

https://ejabf.journals.ekb.eg/article_99634.html

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https://ejabf.journals.ekb.eg/service?article_code=99634

Order

21

Type

Original Article

Type Code

103

Publication Type

Journal

Publication Title

Egyptian Journal of Aquatic Biology and Fisheries

Publication Link

https://ejabf.journals.ekb.eg/

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Article

Created At

22 Jan 2023