Mt. Kitanglad (1100 - 1300 m) Mt. Kitanglad (1500 - 1800 m) Cuc Phuong National Park (birds) The Ecological Register
Ficedula hyperythra (bird): 3 samples
Standardised estimates are produced by subsampling and then extrapolating.
Raw richness may be higher when an abundance distribution is uneven.