Integrated environmental DNA analysis and population assessment revealed a biannual breeding season of the Korean clawed salamander (Onychodactylus koreanus)

Min-Woo Park; Jaejin Park; Jongsun Kim; Jiho Park; Narae Joo; Hahyun Nam; Daesik Park

doi:10.1371/journal.pone.0342469

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Open Access

Peer-reviewed

Research Article

Integrated environmental DNA analysis and population assessment revealed a biannual breeding season of the Korean clawed salamander (Onychodactylus koreanus)

Min-Woo Park ,

Contributed equally to this work with: Min-Woo Park, Jaejin Park

Roles Conceptualization, Data curation, Formal analysis, Investigation, Methodology, Project administration, Writing – original draft, Writing – review & editing

Affiliation Interdisciplinary Program in Earth Environmental System Science & Engineering, Kangwon National University, Chuncheon, Gangwon, Republic of Korea

https://orcid.org/0000-0002-6106-728X

⨯
Jaejin Park ,

Contributed equally to this work with: Min-Woo Park, Jaejin Park

Roles Conceptualization, Formal analysis, Methodology, Project administration, Supervision, Validation, Writing – original draft, Writing – review & editing

Affiliation Division of Science Education, Kangwon National University, Chuncheon, Gangwon, Republic of Korea
⨯
Jongsun Kim,

Roles Conceptualization, Investigation, Methodology, Project administration, Validation, Writing – review & editing

Affiliation Division of Science Education, Kangwon National University, Chuncheon, Gangwon, Republic of Korea
⨯
Jiho Park,

Roles Data curation, Investigation

Affiliation Interdisciplinary Program in Earth Environmental System Science & Engineering, Kangwon National University, Chuncheon, Gangwon, Republic of Korea
⨯
Narae Joo,

Roles Data curation, Formal analysis, Investigation

Affiliation Division of Science Education, Kangwon National University, Chuncheon, Gangwon, Republic of Korea
⨯
Hahyun Nam,

Roles Data curation, Formal analysis, Investigation

Affiliation Interdisciplinary Program in Earth Environmental System Science & Engineering, Kangwon National University, Chuncheon, Gangwon, Republic of Korea
⨯
Daesik Park

Roles Conceptualization, Funding acquisition, Supervision, Writing – original draft, Writing – review & editing

* E-mail: parkda@kangwon.ac.kr

Affiliations Interdisciplinary Program in Earth Environmental System Science & Engineering, Kangwon National University, Chuncheon, Gangwon, Republic of Korea, Division of Science Education, Kangwon National University, Chuncheon, Gangwon, Republic of Korea

https://orcid.org/0000-0001-9209-0493

⨯

Integrated environmental DNA analysis and population assessment revealed a biannual breeding season of the Korean clawed salamander (Onychodactylus koreanus)

Min-Woo Park,
Jaejin Park,
Jongsun Kim,
Jiho Park,
Narae Joo,
Hahyun Nam,
Daesik Park

Published: February 5, 2026
https://doi.org/10.1371/journal.pone.0342469

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