4th National Tiger Estimation Current Affairs - 2020
As per the All India Tiger Estimation Report 2018 India has 2,967 tigers, a third more than in 2014. The Tiger census made public on occasion of Global Tiger Day (29 July) by Prime Minister Narendra Modi.
Top 5 Performing States: Madhya Pradesh saw highest number at 526, followed by Karnataka (524), Uttarakhand (442), Maharashtra (312) and Tamil Nadu (264).
States that saw Decline in Tiger Population: Chhattisgarh and Mizoram. While all other States saw a Positive increase.
Highest Number of Tigers: found in Pench Tiger Reserve in Madhya Pradesh.
Maximum Improvement in Tiger Population since 2014: recoded in Sathyamangalam Tiger Reserve in Tamil
4th cycle of the Management Effectiveness Evaluation of Tiger Reserves (MEETR), which evaluates India’s 50 tiger sanctuaries was also released along with 4th National Tiger Estimation (Tiger census). According to it-
Pench sanctuary (MP) and Periyar sanctuary of Kerala emerged as best managed tiger reserves in country. Top performers scored 93.75%.
Dampa Reserve (Mizoram) and Rajaji reserve (Uttarakhand) with score of 42.97% and 44.53% respectively were left at bottom of ladder.
Chhattisgarh was least performing State in reserve management.
Methodology: Sanctuaries, which spanned 80 States, were divided into 5 geographic clusters and on the whole, Western Ghats cluster comprising reserves in Kerala, Tamil Nadu and Karnataka scored an average of 81%. A score of 75% and above is rated ‘very good’ and score of 41% and above was marked as ‘fair’.
4th National Tiger Estimation (Tiger census)
It is 4th such tiger survey since 2006. It is a gargantuan exercise and is conducted once in 4 years. Latest survey is culmination of 15 months (1.3 year) of forest officials surveying 3,81,400 sq-km of forested habitat, installing 26,760 camera traps and wildlife biologists digging by 35 million images of wildlife- 76,523 out of which were tigers (there can be multiple images of same tiger). Nearly 83% of estimated tiger population was captured in these images.