The phrase "ape populations" refers to groups of apes, such as chimpanzees, gorillas, or orangutans, that live together in a particular area. It is used to talk about the number and characteristics of these apes in a specific region. Full definition
Survey data collected between 2003 and 2013 were used to produce great ape population density maps across the entire range of both western lowland gorillas and central chimpanzees to re-assess conservation priorities. (sciencedaily.com)
A continent - wide survey combined GIS, remote - sending and ape population data on a large scale to show that gorilla habitats have shrunk for many gorilla subspecies (scientificamerican.com)
Olam, however, denies the claim, insisting it will only put the plantation on «land that is classed as savannah mosaic, woody pioneer areas, logged or degraded forest that does not support significant conservation priorities,» and it is working with authorities to develop an ape management plan that aims to «safeguard ape populations wherever they are found.» (scientificamerican.com)