Common name
Pigs
Informal group
Mammals
Territories
Establishment status detail
Pigs are now confined to pens on the Settlement Plain on Tristan, but used to roam freely on Tristan and Inaccessible - not present now
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Habitat
1. Forest
- 1.4. Forest – Temperate
- 1.5. Forest – Subtropical/tropical dry
- 1.6. Forest – Subtropical/tropical moist lowland
- 1.7. Forest – Subtropical/tropical mangrove vegetation above high tide level
- 1.8. Forest – Subtropical/tropical swamp
- 1.9. Forest – Subtropical/tropical moist montane
14. Artificial - Terrestrial
- 14.1. Artificial - Terrestrial – Arable Land
- 14.2. Artificial - Terrestrial – Pastureland
- 14.3. Artificial - Terrestrial – Plantations
- 14.4. Artificial - Terrestrial – Rural Gardens
- 14.6. Artificial - Terrestrial – Subtropical/Tropical Heavily Degraded Former Forest
15. Artificial - Aquatic
- 15.8. Artificial - Aquatic – Seasonally Flooded Agricultural Land
2. Savanna
- 2.1. Savanna - Dry
- 2.2. Savanna - Moist
3. Shrubland
- 3.4. Shrubland –Temperate
- 3.5. Shrubland – Subtropical/tropical dry
- 3.6. Shrubland – Subtropical/tropical moist
- 3.7. Shrubland – Subtropical/tropical high altitude
- 3.8. Shrubland – Mediterranean-type shrubby vegetation
4. Grassland
- 4.4. Grassland – Temperate
- 4.5. Grassland – Subtropical/tropical dry
- 4.6. Grassland – Subtropical/tropical seasonally wet/flooded
- 4.7. Grassland – Subtropical/tropical high altitude
5. Wetlands (inland)
- 5.3. Wetlands (inland) – Shrub dominated wetlands
- 5.4. Wetlands (inland) – Bogs, marshes, swamps, fens, peatlands
8. Desert
- 8.1. Desert – Hot
- 8.2. Desert – Temperate
- 8.3. Desert – Cold
Impact detail
They ate a large number of seabirds, almost wiping out the Tristan Albatrosses and Spectacled Petrels.
Ecological impact detail
They ate a large number of seabirds, almost wiping out the Tristan Albatrosses and Spectacled Petrels.
References
Ryan, P. (ed.) (2007). Field Guide to the Animals and Plants of Tristan da Cunha and Gough Island. Pisces Publications, Newbury. 162 pp; personal communication on establishment status from RSPB