A specific minimum population size is required to maintain genetic diversity
the verdict
SUPPORTED
the evidence backs this
confidence 87/100
Maintaining a minimum population size is critical to prevent excessive genetic drift, inbreeding depression, and the loss of genetic diversity.
Evidence for · 5
Experimental tests of minimum viable population size
2000 · cited by 74
Paper [0] demonstrates through experimental tests that populations must maintain effective sizes above certain thresholds to retain fitness and avoid extinction.
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More for · 4
Modeling minimum viable population size with multiple genetic problems of small populations
2022 · cited by 8
Paper [1] uses eco-evolutionary models to define minimum viable population sizes required to avoid extinction vortices driven by genetic drift and inbreeding.
Modeling minimum viable population size with multiple genetic problems of small populations
2021 · cited by 1
Paper [2] models how small populations face genetic problems like mutation accumulation and loss of diversity, which helps determine minimum viable population thresholds.
Impact of purging, genetic drift and inbreeding depression on populations of reduced size
cited by 0
Paper [3] highlights that small population sizes increase inbreeding and reduce fitness, underscoring the genetic risks of low population numbers.
The effect of a reduction in population size on mean fitness and inbreeding depression
2026 · cited by 0
Paper [6] shows that a sudden reduction in population size increases genetic drift and homozygosity, reinforcing the importance of maintaining sufficient population size.