Distribution of Long-tailed Macaque (Macaca fascicularis) in Deli Island, Pandeglang, Banten

Deli Island is one of the habitats for the long-tailed macaque (Macaca fascicularis) outside its natural distribution. Not much is known about the existence of Deli Island, included information on habitat use. This study was conducted to determine the distribution and distribution pattern of long-tailed Macaques in utilizing Deli Island as their habitat. The study was conducted in June-July 2022. The study used the transect method and the determination of the waypoint using GPS. Data were analyzed using ArcMap GIS 10.3 program to describe the presence and distribution of long-tailed macaques. The results showed that 27 groups of long-tailed macaques were identified on Deli island spread over several points, large groups were found in fishermen's huts with a total of 42 individuals. This condition illustrates that the distribution pattern of groups of long-tailed macaques on Deli Island is in the random category with nearest neighbor ratio 1,089431.