The site was identified as internationally important for bird conservation in 2019 because it was regularly supporting significant populations of the species listed below, meeting ('triggering') IBA criteria.
Populations meeting IBA criteria ('trigger species') at the site:Species | Red List | Season (year/s of estimate) | Size | IBA criteria |
---|---|---|---|---|
Lesser Flamingo Phoeniconaias minor | NT | non-breeding (2014–2017) | 101–175 birds | B1a |
Violet Turaco Musophaga violacea | LC | resident (1997) | present | A3 |
Eurasian Oystercatcher Haematopus ostralegus | NT | winter (2014–2017) | 182–370 birds | B1a |
Eurasian Curlew Numenius arquata | NT | winter (2014–2017) | 17–30 birds | B1a |
Bar-tailed Godwit Limosa lapponica | NT | winter (2014–2017) | 228–399 birds | B1a |
Red Knot Calidris canutus | NT | winter (2014–2017) | 178–256 birds | B1a |
Curlew Sandpiper Calidris ferruginea | VU | winter (2014–2017) | 1,185–1,646 birds | B1a |
Caspian Tern Hydroprogne caspia | LC | non-breeding (2014–2017) | 275–370 birds | B3a |
Red-throated Bee-eater Merops bulocki | LC | resident (1997) | present | A3 |
Blue-bellied Roller Coracias cyanogaster | LC | resident (1997) | present | A3 |
Senegal Parrot Poicephalus senegalus | LC | resident (1997) | present | A3 |
Turati's Boubou Laniarius turatii | LC | resident (1997) | present | A3 |
Blackcap Babbler Turdoides reinwardtii | LC | resident (1997) | present | A3 |
Purple Starling Lamprotornis purpureus | LC | resident (1997) | present | A3 |
Bronze-tailed Starling Lamprotornis chalcurus | LC | resident (1997) | present | A3 |
Splendid Sunbird Cinnyris coccinigastrus | LC | resident (1997) | present | A3 |
Lavender Waxbill Glaucestrilda coerulescens | LC | resident (1997) | present | A3 |
Ideally the conservation status of the IBA will have been checked regularly since the site was first identified in 2019. The most recent assessment (2022) is shown below.
IBA conservation assessment | |||
---|---|---|---|
Year of assessment | State | Pressure | Response |
2022 | not assessed | very high | very low |
Whole site assessed? | State assessed by | Accuracy of information | |
no | unset | good |
Pressure (threats to the trigger species and/or their habitats) | ||||
---|---|---|---|---|
Threat | Timing | Scope | Severity | Result |
Biological resource use | happening now | whole of population/area (>90%) | moderate decline (10–30% over 3 generations) | very high |
Transportation and service corridors | happening now | most of population/area (50–90%) | moderate decline (10–30% over 3 generations) | high |
Response (conservation actions taken for the trigger species and/or their habitats) | |||
---|---|---|---|
Designation | Planning | Action | Result |
Little/none of area covered (<10%) | No management planning has taken place | Some limited conservation initiatives are in place | very low |
Habitat | % of IBA | Habitat detail |
---|---|---|
Forest | 92 | |
Artificial/Terrestrial | 4 | |
Savanna | 3 |
Land use | % of IBA |
---|---|
agriculture | - |
fisheries/aquaculture | - |
nature conservation and research | - |
other | - |
Recommended citation
BirdLife International (2024) Important Bird Area factsheet: Rio Cacheu (Guinea-Bissau). Downloaded from
https://datazone.birdlife.org/site/factsheet/rio-cacheu-iba-guinea-bissau on 23/12/2024.