The South King County Puget Sound Anglers is hosting a Salmon Derby on Aug. 4.
There will be weigh stations at the Des Moines Marina, Point Defiance Marina and Narrows Marina.
The PSA expects more than 400 anglers to compete for $20,000 in prizes.
The awards ceremony hosted by Point Defiance Marina will have programs for participants and kids, including a trout pond.
Tickets for the Derby will go on sale the first week of July, and for more information go to the Puget Sound Anglers website.