Population assessment and habitat associations of the Visayan Hornbill (Penelopides panini) in Northwest Panay, Philippines

Table 2 Habitat-specific density and population estimates for Visayan Hornbill in the Northwest Panay Peninsula

Habitat	Habitat area (km²)	Total effort^a	Number of encounters (total number of individuals)	Density estimate ± % CV	Population estimate ± % CV^b
Primary forest	104.7	165 (111)	31 (43)	17.8 ± 26.9	1861 ± 26.9 (1104–3135)
Secondary forest	221.6	125 (102)	12 (15)	3.7 ± 33.2	813 ± 33.2 (429–1542)
Plantation	33.1	49 (39)	0 (0)	0	0
Open	15.3	28 (22)	0 (0)	0	0

^aNumbers of points are in parentheses
^b95% confidence intervals are in parentheses. Estimates are given for the data right truncated at w = 95 m

ISSN: 2053-7166