Genetic identification of eggs from four species of Ophichthidae and Congridae (Anguilliformes) in the northern East China Sea.

We report the first genetic identification of eggs of four species of Anguilliformes caught in the northern East China Sea during August 2016, where leptocephali and adults have been collected. The species were Ophisurus macrorhynchos and Echelus uropterus belonging to the Ophichthidae, and Ariosoma...

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Main Authors: Hae-Young Choi, Jina Oh, Sung Kim
Format: Article
Language:English
Published: Public Library of Science (PLoS) 2018-01-01
Series:PLoS ONE
Online Access:http://europepmc.org/articles/PMC5886565?pdf=render
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author Hae-Young Choi
Jina Oh
Sung Kim
author_facet Hae-Young Choi
Jina Oh
Sung Kim
author_sort Hae-Young Choi
collection DOAJ
description We report the first genetic identification of eggs of four species of Anguilliformes caught in the northern East China Sea during August 2016, where leptocephali and adults have been collected. The species were Ophisurus macrorhynchos and Echelus uropterus belonging to the Ophichthidae, and Ariosoma majus and Gnathophis heterognathos belonging to the Congridae. The eggs were identified using three molecular genetic markers (mitochondrial 12S rRNA, 16S rRNA, and cytochrome c oxidase subunit 1), sequences obtained from local adult specimens, and geographical distribution data. All eggs were in the early or middle developmental stages. For all species except A. majus, the eggs were found near the range of small leptocephali in the East China Sea and the southern Korean Peninsula, which indicates these species had spawned along the continental near these areas during the summer.
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spelling doaj.art-b4a4195bcb1d489e82fac4d29d34d0fe2022-12-22T02:43:11ZengPublic Library of Science (PLoS)PLoS ONE1932-62032018-01-01134e019538210.1371/journal.pone.0195382Genetic identification of eggs from four species of Ophichthidae and Congridae (Anguilliformes) in the northern East China Sea.Hae-Young ChoiJina OhSung KimWe report the first genetic identification of eggs of four species of Anguilliformes caught in the northern East China Sea during August 2016, where leptocephali and adults have been collected. The species were Ophisurus macrorhynchos and Echelus uropterus belonging to the Ophichthidae, and Ariosoma majus and Gnathophis heterognathos belonging to the Congridae. The eggs were identified using three molecular genetic markers (mitochondrial 12S rRNA, 16S rRNA, and cytochrome c oxidase subunit 1), sequences obtained from local adult specimens, and geographical distribution data. All eggs were in the early or middle developmental stages. For all species except A. majus, the eggs were found near the range of small leptocephali in the East China Sea and the southern Korean Peninsula, which indicates these species had spawned along the continental near these areas during the summer.http://europepmc.org/articles/PMC5886565?pdf=render
spellingShingle Hae-Young Choi
Jina Oh
Sung Kim
Genetic identification of eggs from four species of Ophichthidae and Congridae (Anguilliformes) in the northern East China Sea.
PLoS ONE
title Genetic identification of eggs from four species of Ophichthidae and Congridae (Anguilliformes) in the northern East China Sea.
title_full Genetic identification of eggs from four species of Ophichthidae and Congridae (Anguilliformes) in the northern East China Sea.
title_fullStr Genetic identification of eggs from four species of Ophichthidae and Congridae (Anguilliformes) in the northern East China Sea.
title_full_unstemmed Genetic identification of eggs from four species of Ophichthidae and Congridae (Anguilliformes) in the northern East China Sea.
title_short Genetic identification of eggs from four species of Ophichthidae and Congridae (Anguilliformes) in the northern East China Sea.
title_sort genetic identification of eggs from four species of ophichthidae and congridae anguilliformes in the northern east china sea
url http://europepmc.org/articles/PMC5886565?pdf=render
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