Explanation:

 Deoli Fish Farm, which comes under the Bilaspur district of Himachal Pradesh, came into existence in the year 1962. It is spread over an area of 4.4 hectares and has 14 nursery ponds and 2 big brood stock tanks. The hatchery was originally used only to stock seeds for Gobind Sagar reservoir, but in 1978, a small aquarium was built here to demonstrate fish species to the public. In 1989, the training courses on fish farming were started at the Deoli Fish Farm for the staff as well as the people interested in the profession.