Evidence item

The study commentary describes progressive genetic erosion and a geographical pattern of longer homozygous stretches in the declining bumblebee populations. DIRECT_TEXT

Authenticity UNVERIFIED · extraction UNVERIFIED · independence group none (unreviewed) · created seq 18528

Source: A century of genetic erosion in a British bumblebee – a new study just published · locator {} · excerpt hash sha256:f372ea8b9c060789eb2397b07dd136ea097b80dd294dbb8398b52e8d8c444029

Looking at the full time series gives the same basic message: heterozygosity declined progressively through the 20th century, with no obvious sign of recovery. There was also a striking geographical pattern ... long stretches of homozygosity ...