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October 20, 20250 citationsOpen Access

Genomic Insights Define Conservation Units for Anadromous Arctic Char in Canadian Arctic

Conservation units for anadromous Arctic Char (Salvelinus alpinus) in the Canadian Arctic informed by genetic structure, population connectivity and adaptive genomic variation

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Authors

XDXavier DallaireCenter for Northern StudiesABAnne BeemelmannsUniversité du Québec à RimouskiLHLes N. HarrisFisheries and Oceans Canada

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Overview

This research reveals genetic structure and adaptive variation in Arctic Char populations, highlighting crucial conservation units.

Key Points

  • Two main genetic groups of Arctic Char were identified, each with three candidate conservation units.
  • Low effective migration between candidate CUs indicates isolation and supports adaptive differentiation.
  • Study utilizes whole-genome data from 30 Arctic Char populations to inform management policies.
  • Understanding genetic diversity in Arctic Char is essential for preserving biodiversity and resilience.

Cite This Study

Dallaire et al. (2025) studied this question.

synapsesocial.com/papers/68f6196ee0bbbc94fac3616bhttps://doi.org/10.1101/2025.10.18.683098
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Also Consider

Synapse has enriched 5 closely related papers on similar clinical questions. Consider them for comparative context:

  1. 1Conservation Units for Anadromous Arctic Char ( <i>Salvelinus alpinus</i> ) in the Canadian Arctic Informed by Genetic Structure, Population Connectivity and Adaptive Genomic Variation2026
  2. 2Application of a GT-seq SNP panel to quantify interannual variation in mixed-stock composition in the largest commercial fishery for Arctic Charr (Salvelinus alpinus) in Canada2026
  3. 3Characterization of gill bacterial microbiota in wild Arctic char ( <i>Salvelinus alpinus</i> ) across lakes, rivers, and bays in the Canadian Arctic ecosystems2024 · 6 citations
  4. 4The historical patterns that have shaped contemporary genetic differentiation across populations of Arctic charr in Scotland2026
  5. 5Population genetics of caribou in the Alaska-Yukon border region: implications for designation of conservation units and small herd persistence2024