ST001
São Tomé lowland forests


IBA Criteria

Year of most recent IBA criteria assessment: 2001

Populations of IBA trigger species
Species Current IUCN Red List Category Season Year(s) of estimate Population estimate IBA Criteria Triggered
Sao Tome Olive-pigeon Columba thomensis EN resident 1999 present A1, A2
Sao Tome Bronze-naped Pigeon Columba malherbii NT resident 1999 present A2
Sao Tome Green-pigeon Treron sanctithomae EN resident 1999 present A2
Sao Tome Spinetail Zoonavena thomensis LC resident 1999 present A2
Dwarf Ibis Bostrychia bocagei CR resident 1999 present A1, A2
Sao Tome Scops-owl Otus hartlaubi VU resident 1999 present A1, A2
Sao Tome Kingfisher Corythornis thomensis LC resident 1999 present A2
Sao Tome Oriole Oriolus crassirostris VU resident 1999 present A1, A2
Sao Tome Paradise-flycatcher Terpsiphone atrochalybeia LC resident 1999 present A2
Newton's Fiscal Lanius newtoni CR resident 1999 present A1, A2
Sao Tome Prinia Prinia molleri LC resident 1999 present A2
Black-capped Speirops Zosterops lugubris LC resident 1999 present A2
Zosterops ficedulinus NR resident 1999 present A1, A2
Turdus olivaceofuscus NR resident 1999 present A1, A2
Newton's Sunbird Anabathmis newtonii LC resident 1999 present A2
Giant Sunbird Dreptes thomensis VU resident 1999 present A1, A2
Giant Weaver Ploceus grandis NT resident 1999 present A2
Sao Tome Weaver Ploceus sanctithomae LC resident 1999 present A2
Sao Tome Short-tail Amaurocichla bocagii VU resident 1999 present A1, A2
Principe Seedeater Crithagra rufobrunnea LC resident 1999 present A2
Sao Tome Grosbeak Crithagra concolor CR resident 1999 present A1, A2

Note: This table presents the IBA criteria triggered and the species that triggered then at the time of assessment, the current IUCN Red List category may vary from that which was in place at that time.

For more information about the IBA assessment process and criteria please click here


IBA Monitoring

Most recent IBA monitoring assessment
Year of assessment Threat score (pressure) Condition score (state) Action score (response)
2013 high not assessed not assessed
Was the whole site covered? Yes State assessed by unset
Accuracy of information unknown

Threats to the site (pressure)
Threat Level 1 Threat Level 2 Timing Scope Severity Result
Agricultural expansion and intensification annual & perennial non-timber crops - agro-industry farming happening now some of area/population (10-49%) very rapid to severe deterioration high

Conservation actions taken at site (response)
Conservation Designation Management Planning Conservation Action Result
Not assessed Not assessed Not assessed not assessed
For more information about IBA monitoring please click here

IBA Protection

Protection status:

Protected Area Designation Area (ha) Relationship with IBA Overlap with IBA (ha)
Obô Natural Park Other 0 protected area contains site 13,000

Land use

Land-use Extent (% of site)
hunting -
For further information about the land use classification please click here.


Recommended citation
BirdLife International (2019) Important Bird Areas factsheet: São Tomé lowland forests. Downloaded from http://www.birdlife.org on 16/10/2019.