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Ecophysiological variance within fish populations occupying different trophic niches of contrasting ecoregions

Crossref DOI link: https://doi.org/10.1007/s10695-025-01611-x

Published Online: 2025-12-27

Published Print: 2026-02

Update policy: https://doi.org/10.1007/springer_crossmark_policy

Authors

Podder, Anupam https://orcid.org/0000-0001-8263-6587
Panja, Soumyadip https://orcid.org/0000-0002-1946-6463
Chaudhuri, Atreyee https://orcid.org/0000-0001-9321-9746
Gangopadhyay, Krishna https://orcid.org/0000-0002-2219-8762
Homechaudhuri, Sumit https://orcid.org/0000-0001-9003-1836
Funding

Funding for this research was provided by:

Human Resource Development Group (HRDG), Council of Scientific and Industrial Research (CSIR), Ministry of Science & Technology, Government of India (09/028(1101)/2019-EMR-I)

DST-INSPIRE AORC, Department of Science & Technology (D.S.T.), Government of India (DST/INSPIRE Fellowship/2016/IF160059)

Women Scientist Scheme A (WOS-A), Department of Science and Technology (D.S.T.), Government of India (SR/WOS-A/LS-693/2016(G))

Department of Science & Technology and Biotechnology, Government of West Bengal (1765(Sanc.)/ST/P/S&T/1G-30/2017)
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Article History

Received: 19 July 2023

Accepted: 8 November 2025

First Online: 27 December 2025

Declarations

:

: This research was done in accordance with the ethical norms specified and approved by the respective ethics committee of the Department of Zoology, University of Calcutta. Samples of vertebrate species, which are already protected, have not been collected. Moreover, according to the IUCN (International Union for Conservation of Nature) status, most of the fishes that were used or sampled in this study are either “not evaluated” or are in the “least threatened” category. No surveys or sampling procedures were conducted within the protected areas or their water bodies. The authors affirm that all ethical obligations pertaining to this research have been met. The authors also confirm that all sampling procedures were performed in accordance with the relevant guidelines and regulations and all methods are reported in accordance with the ARRIVE ( Animal Research: Reporting of In Vivo Experiments ) guidelines (Kilkenny et al. ; Percie du Sert et al. ).

: Not applicable.

: Not applicable.

: The authors declare no competing interests.

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