The butterfly fauna of Pu Hoat nature reserve, Nghe An province

Pu Hoat Nature Reserve (NR) is the part of the Western Nghe An Biosphere Reserve (Nghe An province, central Vietnam), and identified as an important area for biodiversity conservation in the North Central Coastal Vietnam. This nature reserve hosts various ecosystems and landscapes with four main formations including closed forests, sparse forests, scrubs and grass vegetation. It is well known that butterflies with their high diversity and abundance are one of the most important players in many ecosystem processes.