BH001
Tubli Bay


IBA Criteria

Year of most recent IBA criteria assessment: 1994

Populations of IBA trigger species
Species Current IUCN Red List Category Season Year(s) of estimate Population estimate IBA Criteria Triggered
Grey Plover Pluvialis squatarola LC passage 1991 500 individuals B1i
Lesser Sandplover Charadrius mongolus LC winter 1988-1992 233-824 individuals B1i
Lesser Sandplover Charadrius mongolus LC passage 1991 2,000 individuals A4i, B1i
Kentish Plover Charadrius alexandrinus LC winter 1988-1992 330-731 individuals B1i
Kentish Plover Charadrius alexandrinus LC passage 1991 1,500 individuals A4i, B1i
Broad-billed Sandpiper Calidris falcinellus LC passage 1991 800 individuals A4i, B1i
Dunlin Calidris alpina LC winter 1988-1992 616-1,586 individuals B1i
Slender-billed Gull Larus genei LC passage 1991 3,000 individuals A4i, B1i

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)
2007 very high very unfavourable low
Was the whole site covered? Yes State assessed by Population
Accuracy of information good

Threats to the site (pressure)
Threat Level 1 Threat Level 2 Timing Scope Severity Result
Biological resource use hunting & collecting terrestrial animals - intentional use (species being assessed is the target) happening now small area/few individuals (<10%) no or imperceptible deterioration low
Natural system modifications dams & water management/use - abstraction of ground water (domestic use) happening now some of area/population (10-49%) slow but significant deterioration medium
Pollution domestic & urban waste water - sewage happening now some of area/population (10-49%) moderate to rapid deterioration high
Pollution excess energy - thermal pollution happening now small area/few individuals (<10%) slow but significant deterioration low
Pollution garbage & solid waste happening now small area/few individuals (<10%) no or imperceptible deterioration low
Pollution industrial & military effluents - seepage from mining happening now some of area/population (10-49%) slow but significant deterioration medium
Residential and commercial development housing and urban areas happening now whole area/population (>90%) very rapid to severe deterioration very high
Transportation and service corridors roads and railroads happening now some of area/population (10-49%) slow but significant deterioration medium

Condition of key/trigger populations (state)
Scientific Common TargetPop ActualPop Units Remaining Result
Pluvialis squatarola Grey Plover 500 18 individuals 4 very unfavourable
Calidris alpina Dunlin 1586 220 individuals 14 very unfavourable
Larus genei Slender-billed Gull 3000 262 individuals 9 very unfavourable

Conservation actions taken at site (response)
Conservation Designation Management Planning Conservation Action Result
Whole area of site (>90%) covered by appropriate conservation designation No management plan exists but the management planning process has begun Some limited conservation initiatives are in place low
For more information about IBA monitoring please click here

IBA Protection

Protected Area Designation Area (ha) Relationship with IBA Overlap with IBA (ha)
Tubli Bay National Park National Park 1,350 is identical to site 1,350
Tubli Bay Marine Protected Area 1,350 protected area overlaps with site 0
Tubli Bay Ramsar Site, Wetland of International Importance 1,350 is identical to site 1,350
Ras Sand Mangrove Reserve 50 protected area contained by site 50

Habitats

IUCN Habitat Habitat detail Extent (% of site)
Sea Open sea -
Forest Subtropical & tropical mangrove -
Coastline Intertidal marshes, Intertidal mud, sand & salt flats, Rocky shores, Shallow marine waters, Sand, shingle & pebble shores, Subtidal aquatic beds -
For further information about the habitat classification please click here.

Land use

Land-use Extent (% of site)
fisheries/aquaculture -
nature conservation and research -
tourism/recreation -
urban/industrial/transport -
energy production and mining -
agriculture -
For further information about the land use classification please click here.


Recommended citation
BirdLife International (2022) Important Bird Areas factsheet: Tubli Bay. Downloaded from http://www.birdlife.org on 24/01/2022.