Time varies depending on the level one reaches.
This program can tell you that and much more. The person playing the game is given the option to take a challenge or enter in a tournament which is a bit longer than the challenge. Once the challenge option has been made, one is given the background information pertaining to a specific fish. The object of the game is to make each fish adapt to the habitat and keep its health level and energy level up, as well as learn about different fish and there habits. Points are awarded for eating the right types of food and keeping clean.