48 1956, 1972,भारताव ब्रितिस खुंथायनि समाव, बेयो साबसिनथार हांसो गावनाय जिरायखुलिमोन, नाथाय 1956 मायथायाव, बेयो दाव थाखुलि फोसावजादोंमोन आरो उनाव 1972 याव बेयो हादोरारि हाग्रामा फोसावजादोंमोन।
During the period of British rule in India, it was known as the Best Duck shooting resort, but in the year 1956, it was declared a bird reserve and later in 1972, it was declared a National Park.