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February 5, 2026Journal of HeredityOpen Access

Genomic Erosion in the Assessment of Species’ Extinction Risk and Recovery Potential

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Authors

COCock van OosterhoutSSSamuel A. SpeakTBThomas Birley

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Overview

Research demonstrates genetic erosion's long-term effects on extinction risk and recovery potential, suggesting a need for improved conservation strategies.

Key Points

  • The aim is to assess how genomic erosion affects the extinction risks and recovery potential of species over time.
  • Defined genomic erosion and its components: genetic diversity loss and maladaptation.
  • Conducted genomic simulations to measure sensitivity to drift debt.
  • Examined the influence of ancestral effective population size and bottleneck history on genomic erosion dynamics.
  • Developed a proof-of-concept for a Genomic Green Status framework.
  • Observed significant impacts of drift debt on genomic metrics.
  • Established relationships between effective population size, bottlenecks, and genomic erosion severity.
  • Demonstrated that current assessments may overlook long-term recovery prospects due to genomic factors.
  • Proposed a framework aligning genomic metrics with conservation assessments to inform recovery strategies.

Cite This Study

Oosterhout et al. (2026) studied this question.

synapsesocial.com/papers/69843433f1d9ada3c1fb2012https://doi.org/10.1093/jhered/esag011
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