Wildlife

Wild Freshwater Pearl Mussel Conservation

The freshwater pearl mussel is critically endangered in the UK and its welfare and conservation are inseparably linked to river water quality.

Key Facts

Freshwater pearl mussel populations have declined by 97% across their range
They can live over 130 years but require cold, clean rivers with low nutrients
Juveniles spend their first year as parasites on fish gills - primarily salmon and trout
Sediment pollution and eutrophication are primary threats to survival
UK conservation programs include captive breeding and river restoration

Welfare Considerations

Freshwater pearl mussel welfare is existentially threatened by water quality deterioration. Individual animals live extraordinarily long lives but cannot reproduce in polluted conditions. Water quality improvement - primarily through reducing agricultural nutrient runoff - is the fundamental welfare and conservation intervention.

What You Can Do

Support river restoration programs targeting pearl mussel habitat
Advocate for stronger agricultural pollution controls on pearl mussel rivers
Report freshwater pearl mussel sightings to conservation monitoring programs