Buy clicking on any of the fish in the game you can go to http://fishindex.blogspot.com/ and read more about the fish you just caught.

The fish index gets updated daily and has 338 different fish on the site. As the best fishing game progresses all the fish from fish index will be added and divided into what fishing areas you will be able catch them in.
Enjoy your fishing and come here for more updates, news and, info.