He first visited to Kaziranga in early 1953. He was so much influenced by the lush greenery of Kaziranga that he decided to stay permanently in Assam and luckily in 1954 he got his next posting, a permanent one at the Dhansiri Medical Association, Bokakhat, near Kaziranga. He made his first film titled ‘Kaziranga’ and after that there was no turning back. He made 36 films/documentaries on wildlife for various wildlife societies in the different parts of the world, which won him 14 national and international awards. He was awarded ‘Padmashree’ in 197.
He was a pioneer in the movement of wild-life preservation. His work in the field of wildlife preservation was given recognition by various organizations prominent among them were The Assam Forest Deptt. Certificate of appreciation for conservation of wild life, Service to Society through individual excellence NECCL, Guwahati, Assam, Certificate of appreciation from 101 Radha Govinda Baruah Centenary Celebration, Guwahati, Assam etc.
Dr Banerjee died on 6th August 2003 at his residence at Golaghat. He donated 9 his residential land to Vivekananda Kendra Vidyalaya, Golaghat. He also converted his Bungalow into “UNCLE ROBIN’S NATURAL HISTORY MUSEUM” and it is being maintained by Padmashree Dr. Robin Banerjee Trust. He has also donated 2 kathas of land for Doctor’s Club, Golaghat In return Doctor’s Club organize one day free Health Camp for poor patients every week.