Indragiri Hulu Regency is an area with highly heterogenous vegetation. Diversity of the habitat can influence the diversity of species living within the area. Recently there is no information or research data on long-antennae ...

One of Indonesia’s riches is the biodiversity of fauna from the insect class in the order of beetles. The largest family of beetles that can be found in various habitats is the family Cerambycidae, subfamily Lamiinae. ...

The Sail River and Kampar Kiri River have different ecosystem characteristics that affect the growth of fish living in those area. The growth pattern may be reflected in the otolith’s growth ring pattern. This research ...