The site was identified as internationally important for bird conservation in 1999 because it was regularly supporting significant populations of the species listed below, meeting ('triggering') IBA criteria.
| Species |
Red List |
Season (year/s of estimate) |
Size |
IBA criteria |
| Madagascar Blue-pigeon Alectroenas madagascariensis |
LC |
resident (1999) |
present |
A3 |
| Red-breasted Coua Coua serriana |
LC |
resident (1999) |
present |
A2, A3 |
| Red-fronted Coua Coua reynaudii |
LC |
resident (1999) |
present |
A3 |
| Blue Coua Coua caerulea |
LC |
resident (1999) |
present |
A3 |
| Madagascar Forest Rail Mentocrex kioloides |
LC |
resident (1999) |
present |
A3 |
| Madagascar Crested Ibis Lophotibis cristata |
VU |
resident (-) |
present |
A1 |
| Malagasy Pond Heron Ardeola idae |
EN |
breeding (-) |
present |
A1 |
| Short-legged Ground-roller Brachypteracias leptosomus |
VU |
resident (1999) |
present |
A1, A2, A3 |
| Scaly Ground-roller Geobiastes squamiger |
VU |
resident (1999) |
present |
A1, A2, A3 |
| Rufous-headed Ground-roller Atelornis crossleyi |
NT |
resident (1999) |
present |
A1, A2, A3 |
| Velvet Asity Philepitta castanea |
LC |
resident (1999) |
present |
A3 |
| Common Sunbird-Asity Neodrepanis coruscans |
LC |
resident (1999) |
present |
A3 |
| Yellow-bellied Sunbird-asity Neodrepanis hypoxantha |
VU |
resident (1999) |
present |
A1, A2, A3 |
| Dark Newtonia Newtonia amphichroa |
LC |
resident (1999) |
present |
A3 |
| Nuthatch Vanga Hypositta corallirostris |
LC |
resident (1999) |
present |
A2, A3 |
| Helmet Vanga Euryceros prevostii |
EN |
resident (1999) |
present |
A1, A2, A3 |
| Bernier's Vanga Oriolia bernieri |
EN |
resident (1999) |
present |
A1, A2, A3 |
| Spectacled Tetraka Xanthomixis zosterops |
LC |
resident (1999) |
present |
A3 |
| Forest Fody Foudia omissa |
LC |
resident (1999) |
present |
A3 |
| Nelicourvi Weaver Ploceus nelicourvi |
LC |
resident (1999) |
present |
A3 |
