Diversifying of Two <i>Pampus</i> Species across the Indo–Pacific Barrier and the Origin of the Genus

Among marine species distributed in the Indian Ocean and the Pacific, the Indo–Pacific Barrier (IPB) has been found to be an important barrier of divergence of species distributed on both sides. Among the five species of the genus <i>Pampus</i>, only <i>Pampus chinensis</i> a...

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Main Authors: Gong Fan, Guoxing Yin, Anirban Sarker, Chenhong Li
Format: Article
Language:English
Published: MDPI AG 2022-02-01
Series:Diversity
Subjects:
Online Access:https://www.mdpi.com/1424-2818/14/3/180
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author Gong Fan
Guoxing Yin
Anirban Sarker
Chenhong Li
author_facet Gong Fan
Guoxing Yin
Anirban Sarker
Chenhong Li
author_sort Gong Fan
collection DOAJ
description Among marine species distributed in the Indian Ocean and the Pacific, the Indo–Pacific Barrier (IPB) has been found to be an important barrier of divergence of species distributed on both sides. Among the five species of the genus <i>Pampus</i>, only <i>Pampus chinensis</i> and <i>P. cinereus</i> are distributed across the western Pacific and the Indian Oceans and have not been studied comparatively using extensive sampling and gene markers. Furthermore, the origin and history of genus <i>Pampus</i> remain unrevealed. We used thousands of nuclear loci based on target gene enrichment to explore genetic structure of <i>P. chinensis</i> and <i>P. cinereus</i> across the western Pacific and Indian Oceans. We performed divergence dating and ancestral area reconstruction analysis and inferred the dispersal routes of the <i>Pampus</i> species. The results suggest that the IPB played an important role in the differentiation between populations among the two oceans for both <i>P. chinensis</i> and <i>P. cinereus</i>, dividing species into the Pacific lineage and the Indian Ocean lineage. Low sea level in the late Pleistocene may be the main cause. The result also showed that the South China Sea was the center of origin of the genus <i>Pampus</i>, and dispersal routes of each species may be associated with the ocean currents. Our study provided new examples for the IPB effect on marine species.
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spelling doaj.art-8ee033192a6c4b329bbdf457a0cbc1972023-11-24T00:57:13ZengMDPI AGDiversity1424-28182022-02-0114318010.3390/d14030180Diversifying of Two <i>Pampus</i> Species across the Indo–Pacific Barrier and the Origin of the GenusGong Fan0Guoxing Yin1Anirban Sarker2Chenhong Li3Shanghai Universities Key Laboratory of Marine Animal Taxonomy and Evolution, Shanghai Ocean University, Shanghai 201306, ChinaCollege of Life Sciences, Nankai University, Tianjin 300071, ChinaDepartment of Zoology, Jagannath University, Dhaka 1100, BangladeshShanghai Universities Key Laboratory of Marine Animal Taxonomy and Evolution, Shanghai Ocean University, Shanghai 201306, ChinaAmong marine species distributed in the Indian Ocean and the Pacific, the Indo–Pacific Barrier (IPB) has been found to be an important barrier of divergence of species distributed on both sides. Among the five species of the genus <i>Pampus</i>, only <i>Pampus chinensis</i> and <i>P. cinereus</i> are distributed across the western Pacific and the Indian Oceans and have not been studied comparatively using extensive sampling and gene markers. Furthermore, the origin and history of genus <i>Pampus</i> remain unrevealed. We used thousands of nuclear loci based on target gene enrichment to explore genetic structure of <i>P. chinensis</i> and <i>P. cinereus</i> across the western Pacific and Indian Oceans. We performed divergence dating and ancestral area reconstruction analysis and inferred the dispersal routes of the <i>Pampus</i> species. The results suggest that the IPB played an important role in the differentiation between populations among the two oceans for both <i>P. chinensis</i> and <i>P. cinereus</i>, dividing species into the Pacific lineage and the Indian Ocean lineage. Low sea level in the late Pleistocene may be the main cause. The result also showed that the South China Sea was the center of origin of the genus <i>Pampus</i>, and dispersal routes of each species may be associated with the ocean currents. Our study provided new examples for the IPB effect on marine species.https://www.mdpi.com/1424-2818/14/3/180<i>Pampus chinensis</i><i>P. cinereus</i>comparative phylogeographyIndo–Pacific Barrierspecies origin
spellingShingle Gong Fan
Guoxing Yin
Anirban Sarker
Chenhong Li
Diversifying of Two <i>Pampus</i> Species across the Indo–Pacific Barrier and the Origin of the Genus
Diversity
<i>Pampus chinensis</i>
<i>P. cinereus</i>
comparative phylogeography
Indo–Pacific Barrier
species origin
title Diversifying of Two <i>Pampus</i> Species across the Indo–Pacific Barrier and the Origin of the Genus
title_full Diversifying of Two <i>Pampus</i> Species across the Indo–Pacific Barrier and the Origin of the Genus
title_fullStr Diversifying of Two <i>Pampus</i> Species across the Indo–Pacific Barrier and the Origin of the Genus
title_full_unstemmed Diversifying of Two <i>Pampus</i> Species across the Indo–Pacific Barrier and the Origin of the Genus
title_short Diversifying of Two <i>Pampus</i> Species across the Indo–Pacific Barrier and the Origin of the Genus
title_sort diversifying of two i pampus i species across the indo pacific barrier and the origin of the genus
topic <i>Pampus chinensis</i>
<i>P. cinereus</i>
comparative phylogeography
Indo–Pacific Barrier
species origin
url https://www.mdpi.com/1424-2818/14/3/180
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