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Publication Details
AFRICAN RESEARCH NEXUS
SHINING A SPOTLIGHT ON AFRICAN RESEARCH
agricultural and biological sciences
Comparative population genomics of manta rays has global implications for management
Molecular Ecology, Year 2023
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Description
Understanding population connectivity and genetic diversity is of fundamental importance to conservation. However, in globally threatened marine megafauna, challenges remain due to their elusive nature and wide-ranging distributions. As overexploitation continues to threaten biodiversity across the globe, such knowledge gaps compromise both the suitability and effectiveness of management actions. Here, we use a comparative framework to investigate genetic differentiation and diversity of manta rays, one of the most iconic yet vulnerable groups of elasmobranchs on the planet. Despite their recent divergence, we show how oceanic manta rays (Mobula birostris) display significantly higher heterozygosity than reef manta rays (Mobula alfredi) and that M. birostris populations display higher connectivity worldwide. Through inferring modes of colonization, we reveal how both contemporary and historical forces have likely influenced these patterns, with important implications for population management. Our findings highlight the potential for fisheries to disrupt population dynamics at both local and global scales and therefore have direct relevance for international conservation of marine species. © 2023 The Authors. Molecular Ecology published by John Wiley & Sons Ltd.
Authors & Co-Authors
Humble, Emily
United Kingdom, Midlothian
University of Edinburgh, Roslin Institute
United Kingdom, Corscombe
The Manta Trust
Hosegood, Jane E.
United Kingdom, Corscombe
The Manta Trust
United Kingdom, Bangor
Bangor University
Carvalho, Gary R.
United Kingdom, Bangor
Bangor University
De Bruyn, Mark
United Kingdom, Bangor
Bangor University
Australia, Brisbane
Griffith University
Creer, Simon A.
United Kingdom, Bangor
Bangor University
Stevens, Guy M.W.
United Kingdom, Corscombe
The Manta Trust
Armstrong, Amelia J.
Australia, Brisbane
The University of Queensland
Bonfil, Ramón
Mexico, Mexico
Consejo Nacional de Humanidades, Ciencias y Tecnologías
Fernando, Daniel
United Kingdom, Corscombe
The Manta Trust
Sri Lanka, Kalkudah
Blue Resources Trust
Froman, Niv
United Kingdom, Corscombe
The Manta Trust
Peel, Lauren R.
United Kingdom, Corscombe
The Manta Trust
Switzerland, Geneva
Save our Seas Foundation-d'arros Research Centre Sosf-drc
Australia, Perth
The University of Western Australia
Pollett, Stephen
United Kingdom, Corscombe
The Manta Trust
Ponzo, Alessandro
Philippines, Jagna
Large Marine Vertebrates Research Institute Philippines
Stewart, Joshua David
United Kingdom, Corscombe
The Manta Trust
United States, Corvallis
Oregon State University
Wintner, Sabine P.
South Africa, Umhlanga Rocks
Natal Sharks Board
South Africa, Durban
University of Kwazulu-natal
Ogden, Rob S.
United Kingdom, Midlothian
University of Edinburgh, Roslin Institute
Statistics
Authors: 16
Affiliations: 13
Identifiers
Doi:
10.1111/mec.17220
ISSN:
09621083
Research Areas
Cancer
Genetics And Genomics
Study Design
Cross Sectional Study