31-Day Trout Derby Competition Welcome to our 31-Day Trout Derby. Please read the rules and download the derby entry form to enter. This is a skilled event open to the general public and anglers of all ages. March 1, 2021 through March 31, 2021 at the following parks: Cucamonga-Guasti Regional Park Glen Helen...

31-Day Trout Derby Competition Welcome to our 31-Day Trout Derby. Please read the rules and download the derby entry form to enter. This is a skilled event open to the general public and anglers of all ages. March 1, 2021 through March 31, 2021 at the following parks: Cucamonga-Guasti Regional Park Glen Helen...

31-Day Trout Derby Competition Welcome to our 31-Day Trout Derby. Please read the rules and download the derby entry form to enter. This is a skilled event open to the general public and anglers of all ages. March 1, 2021 through March 31, 2021 at the following parks: Cucamonga-Guasti Regional Park Glen Helen...