Research article
Fecundity and egg diameter of blue swimming crab (Portunus pelagicus) in Kawal Waters, Riau Islands Province-Indonesia
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Abstract
Blue swimming crab (Portunus pelagicus), an important global fishery resource, because it widely used by various countries because it has a high export value. The purpose of this study was to determine the fecundity and egg diameter of blue swimming crab in Kawal waters, Bintan Regency, Riau Islands Province, Indonesia. The method used in this study a survey method. The sampling technique was carried out by sensus sampling with a total sample of 176 ind. Fecundity obtained during the study varied from the smallest to the largest. Sampling The least fecundity was found in the fourth sampling female blue swimming crab and the highest fecundity was found in the third sampling female blue swimming crab. The average number of blue swimming crab fecundity obtained in this study amounted to 1,177,941 eggs. The egg diameter of blue swimming crab obtained during the study had different values during the study. Where the first sampling has an average value of 441.47 µm, the second sampling has an average value of 370.63 µm, then the third sampling has an average value of 421.44 µm, and the last fourth sampling has an average value of 375.04 µm.
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Material and Methods
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Funding Information
Kementerian Pendidikan, Kebudayaan, Riset, dan Teknologi melalui skema hibah Penelitian Dosen Pemula Tahun 2020-2021 dengan nomor surat keputusan 1867/E4/AK.04/2021 tanggal 07 Juni 2021 dan nomor kontrak 034/E4.1/AK.04.PT/2021
Competing interest
The authors declare that they have no known competing financial interests or personal relationships that could have appeared to influence the work reported in this paper.
Conflict of interest
The authors declare that the research was conducted in the absence of any commercial or financial relationships that could be construed as a potential conflict of interest.
Ethical approval acknowledgements
No ethical approval required for this article. All procedures followed were in accordance with the ethical standards of the responsible committee on human experimentation (institutional and national) and with the Helsinki Declaration of 1975, as revised in 2008 (5)
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Data sharing not applicable to this article as no datasets were generated or analysed during the current study, and/or contains supplementary material, which is available to authorized users.
Bibliographic Information
Cite this article as:
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Submitted
14 October 2021 -
Accepted
16 November 2021 -
Published
18 November 2021 -
Version of record
18 November 2021 -
Issue date
31 October 2021
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Academic subject
Fisheries Science
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Copyright
Susiana, Raja Ali Haji Maritime University, Indonesia.
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