Releasing the 2017 elephant census report here, Forest and Environment Minister Bijayshree Routray said the number of pachyderms increased by 22 in the state as compared to the census conducted in 2015.
The census, conducted in 43 wildlife divisions, showed there were 1,536 elephants in three elephant reserves of Mayurbhanj, Mahanadi and Sambalpur, which accounted for 77.73 per cent of the total jumbo population in the state.
Similarly, five other sanctuaries have an elephant population of 79, while there were 361 elephants outside different elephant reserves and sanctuaries, Routray said.
The census report showed that the core area of the Similipal reserve was home to the highest number of 330 elephants, followed by 169 in Dhenkanal forest division, the minister said.
As many as 5,847 regular field personnel were engaged for the census operation in which researchers, wildlife experts and NGOs were also took part.
Experts were of the opinion that rise in jumbo population was significant as increase in their number took place despite death due to many reasons like mishap, electrocution and poaching.