Head to head
Southern Fulmar vs Cape Petrel
Southern Fulmar
VS Cape Petrel
Both seabirds are common, ship-following sights across the Southern Ocean, but their appearance and breeding sites differ.
| Southern Fulmar | Cape Petrel | |
|---|---|---|
| Scientific name | Fulmarus glacialoides | Daption capense |
| Plumage | Pale grey and white, not boldly patterned | Bold, checkered black-and-white pattern |
| Breeding range | Circumpolar, directly on the Antarctic continent | Steep coastal cliffs across the Southern Ocean |
| Population size | Millions, one of the most numerous Antarctic seabirds | Widespread, though not documented as comparably numerous |
| Nest defence | Sprays foul-smelling stomach oil | Sprays foul-smelling stomach oil |
| Conservation status | Least Concern | Least Concern |
| Population trend | Stable | Stable |
| Habitat | Ocean, polar | Ocean, polar |
Southern Fulmar vs Cape Petrel: common questions
Which one has the more recognisable pattern?
The Cape petrel has the more distinctive pattern, a bold checkering of black and white patches across its wings and back, unlike the plainer pale grey and white southern fulmar.
Which one has the larger overall population?
The southern fulmar has the larger population, estimated in the millions and considered one of the most numerous seabirds found anywhere around Antarctica.
Do both seabirds follow ships?
Yes, both species are well known for following ships across the Southern Ocean, scavenging food scraps thrown overboard and often gathering in noisy groups behind vessels.