Common Seal Welfare on UK Coastlines

Common seals are the UK's most frequently encountered seal species, with welfare concerns spanning disease outbreaks, human disturbance and entanglement.

Key Facts

UK common seal population around 40,000-45,000 — declining at some east coast sites
Haul out on sandbanks, beaches and rocky shores to rest and pup
Pups born in June-July — cannot be left unattended by mother for long periods
Phocine distemper virus (PDV) caused mass mortality events in 1988 and 2002
Entanglement in fishing gear is a significant mortality cause

Welfare Considerations

Common seal welfare is threatened by multiple anthropogenic pressures — PDV outbreaks cause suffering across large populations; human disturbance of haul-out sites during pupping season disrupts mother-pup bonds; entanglement in fishing gear causes injury and drowning. Solitary pups on beaches are frequently misidentified as abandoned and 'rescued', causing unnecessary stress and disrupting normal maternal care. Public education on when and how to respond to seal pups significantly improves welfare outcomes.

What You Can Do

Maintain 100 metre minimum distance from common seal haul-out sites
Never approach or handle solitary seal pups on beaches — contact British Divers Marine Life Rescue (BDMLR)
Report entangled or injured seals to BDMLR (01825 765546)
Support marine conservation organisations monitoring seal populations
Advocate for fishing gear modifications that reduce seal entanglement risk