Scientists can tell how old a fish is by reading the growth rings on the fish scales, a lot like they do with tree rings. 

Wisconsin’s Winter Free Fishing Weekend

January 6, 2014 | Categories: Events,Fun Stuff

Free Fishing Weekend – January 18-19, 2014
Bundle up and get out there for Wisconsin’s Winter Free Fishing Weekend, January 18 – 19, 2014. Residents and nonresidents are welcome!

Fish anywhere in Wisconsin without a license or trout stamp on Free Fishing Weekend. This includes all inland waters and Wisconsin’s side of the Great Lakes and Mississippi River. Other fishing rules apply, such as limits on the number and size of fish you can keep and any seasons when you must release certain fish species. So, pack up the family or call your friends and head to the water for fishing fun!