The site was identified as internationally important for bird conservation in 2001 because it was regularly supporting significant populations of the species listed below, meeting IBA criteria.
| Species |
Red List |
Season (year/s of estimate) |
Size |
IBA criteria |
| Udzungwa Forest-partridge Xenoperdix udzungwensis |
EN |
resident (2000) |
present |
A1, A2, A3 |
| Scarce Swift Schoutedenapus myoptilus |
LC |
resident (2000) |
present |
A3 |
| Fraser's Eagle-owl Bubo poensis |
LC |
resident (2000) |
present |
A1, A2, A3 |
| Mountain Buzzard Buteo oreophilus |
NT |
resident (2000) |
unknown |
A3 |
| Bar-tailed Trogon Apaloderma vittatum |
LC |
resident (2000) |
present |
A3 |
| Moustached Green Tinkerbird Pogoniulus leucomystax |
LC |
resident (2000) |
present |
A3 |
| Fülleborn's Boubou Laniarius fuelleborni |
LC |
resident (2000) |
present |
A2, A3 |
| Common Fiscal Lanius collaris |
LC |
resident (2000) |
present |
A2, A3 |
| White-tailed Crested-flycatcher Elminia albonotata |
LC |
resident (2000) |
present |
A3 |
| Red-capped Forest-warbler Artisornis metopias |
LC |
resident (2000) |
present |
A2, A3 |
| Chestnut-throated Apalis Apalis porphyrolaema |
LC |
resident (2000) |
present |
A3 |
| Chapin's Apalis Apalis chapini |
LC |
resident (2000) |
present |
A2, A3 |
| Winifred's Warbler Scepomycter winifredae |
NT |
resident (2000) |
present |
A1, A2, A3 |
| Black-lored Cisticola Cisticola nigriloris |
LC |
resident (2000) |
present |
A2, A3 |
| Mountain Yellow Warbler Iduna similis |
LC |
resident (2000) |
unknown |
A3 |
| Yellow-throated Mountain Greenbul Arizelocichla chlorigula |
LC |
resident (2000) |
present |
A2, A3 |
| Olive-headed Bulbul Arizelocichla striifacies |
LC |
resident (2000) |
present |
A3 |
| Shelley's Greenbul Arizelocichla masukuensis |
LC |
resident (2000) |
present |
A3 |
| Yellow-throated Woodland-warbler Phylloscopus ruficapilla |
LC |
resident (2000) |
present |
A3 |
| African Hill-babbler Sylvia abyssinica |
LC |
resident (2000) |
present |
A3 |
| Slender-billed Starling Onychognathus tenuirostris |
LC |
resident (2000) |
unknown |
A3 |
| Waller's Starling Onychognathus walleri |
LC |
resident (2000) |
present |
A3 |
| Orange Ground-thrush Geokichla gurneyi |
LC |
resident (2000) |
present |
A3 |
| White-eyed Slaty-flycatcher Melaenornis fischeri |
LC |
resident (2000) |
unknown |
A3 |
| Rusty-flanked Robin-chat Dessonornis macclounii |
LC |
resident (2000) |
present |
A3 |
| White-starred Robin Pogonocichla stellata |
LC |
resident (2000) |
present |
A3 |
| White-chested Alethe Chamaetylas fuelleborni |
LC |
resident (2000) |
present |
A3 |
| Iringa Akalat Sheppardia lowei |
VU |
resident (2000) |
unknown |
A2, A3 |
| Sharpe's Akalat Sheppardia sharpei |
LC |
resident (2000) |
present |
A2, A3 |
| Spot-throat Modulatrix stictigula |
LC |
resident (2000) |
present |
A2, A3 |
| Moreau's Sunbird Cinnyris moreaui |
NT |
resident (2000) |
present |
A1, A2, A3 |
| Bertram's Weaver Ploceus bertrandi |
LC |
resident (2000) |
unknown |
A3 |
| Usambara Weaver Ploceus nicolli |
NT |
resident (2000) |
present |
A1, A2, A3 |
| Red-faced Crimsonwing Cryptospiza reichenovii |
LC |
resident (2000) |
present |
A3 |
| Yellow-bellied Waxbill Coccopygia quartinia |
LC |
resident (2000) |
unknown |
A3 |
| Oriole Finch Linurgus olivaceus |
LC |
resident (2000) |
unknown |
A3 |
| East African Citril Crithagra hyposticta |
LC |
resident (2000) |
unknown |
A3 |
