How to identify

The Oystercatcher is a large, stocky, black and white wading bird. It has an orange-red bill and reddish-pink legs. In flight it shows a wide, white wing-stripe, a black tail and a white rump that extends as a 'V' between the wings. Because it eats cockles, the population is vulnerable if cockle beds are overfished. They breed on almost all UK coasts. During the last 50 years, more birds have started breeding inland. Most UK birds spend the winter on the coast where they are joined on the east coast by birds from Norway.

Call

Oystercatcher

Patrik Ã…berg / xeno-canto

Key features to look out for

  • A large, stocky wader (40-45cm). 
  • Black above, white below with a long, bright orange bill and red-pink legs. 
  • Oystercatchers have a short, sharp whistling call. 

Conservation status

Despite being an easy sighting, Oystercatchers are on the UK’s Amber list of Birds of Conservation Concern. This follows a decline of 39% between 1995-2018 in Scotland. Threats to the species include high levels of predation, human disturbance, overfishing of shellfish and cold weather events.  

While numbers have stabilised in England, we’ve made Oystercatchers an RSPB priority species and are working to identify solutions to their decline. 

A group of nine Oystercatcher walking across the shoreline at a beach.
Oystercatcher
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Where and when to see them

Difficulty rating - Easy

Although associated primarily with the coast and estuaries, Oystercatchers can be found across a large part of the UK, with breeding strongholds in the interior of Scotland However, they’re typically a feature of estuaries and bays throughout October. Morecambe Bay hosts the most wintering Oystercatchers in the UK with approximately 40,000 birds counted at high tide roosts last winter.   

Key

  1. Resident
  2. Passage
  3. Summer
  4. Winter
* This map is intended as a guide. It shows general distribution rather than detailed, localised populations.
UK distribution map for Oystercatcher
  1. Jan
  2. Feb
  3. Mar
  4. Apr
  5. May
  6. Jun
  7. Jul
  8. Aug
  9. Sep
  10. Oct
  11. Nov
  12. Dec

Behaviour

Oystercatchers are on our shores all-year round, and, thanks to their adaptability, they turn up in some surprising locations like car parks and urban rooftops. However, from autumn, you’ll likely see them in big groups along our shorelines. Through the colder months, they eat cockles and mussels, using their strong bill to prise open or hammer their prey.  

Last year, the world’s oldest Oystercatcher was discovered by the Wash Wader Research group – thanks to the power of long-term bird ringing projects. Oystercatchers have an average life expectancy of 12 years old, but this record breaker had reached a whopping 43 years old.  

Oystercatcher adult bird with a chick on a beach
Oystercatcher and chick
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Key facts