The Biak naked-backed fruit bat (Dobsonia emersa ) is a species of megabat in the family Pteropodidae. It is endemic to Indonesia.
It has a curved snout and relatively large eyes.Its teeth are small and narrow.Adults have a forearm length of approximately 114 mm (4.5 in) and weigh 169–180 g (6.0–6.3 oz).
It is endemic to Indonesia.It is a lowland species, found at 0–30 m (0–98 ft) above sea level.It occupies both primary and secondary forests.
As of 2020, it is evaluated as a vulnerable species by the IUCN.It meets the criteria for this classification because it is known from fewer than five locations.It is susceptible to population decline via overhunting and disturbance of its roost sites.