Population genetic status of endangered whitespotted whipray Maculabatis gerrardi (Gray, 1851) in Tanzania
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Date
2024
Journal Title
Journal ISSN
Volume Title
Publisher
Western Indian Occen Journal of Marine Science
Abstract
The whitespotted whipray Maculabatis gerrardi is exploited in Tanzania for its meat, skin and
Accepted:cartilage, and is classified as an endangered species by the IUCN. A mitochondrial COI gene
April 12, 2024fragment from 105 M. gerrardi individuals obtained from four unprotected and one protected
Published:marine area in Tanzania was used to determine the present genetic diversity, demographics, and
July xx, 2024effective population size of whiprays. Lower levels of nucleotide and haplotype diversity and
Copyright:mean mutational effective population size were apparent in unprotected than in protected areas.
Owned by the journal.Analysis of molecular variance (AMOVA) identified a significant genetic difference between sub-
The articles are open accesspopulations of M. gerrardi and hierarchical AMOVA identified separate genetic stocks, indicative
articles distributed underof high levels of philopatry or individual sedentarity in M. gerrardi. The importance of marine
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protected areas to conserve genetic diversity of whiprays is highlighted.
Description
Journal article
Keywords
Genetic diversity, Effective population size, Genetic monitoring, Elasmobranch, Gene flow