Hobie BOS – Coosa River Chain Anchored by Power-Pole Total Boat Control. The final open event of the 2020 season has now ended in the typical river fishing tournament fashion; 2″ leaderboard shifts in the top 9. You are hard pressed to find a more challenging tournament style of fishing than catch, photo, release and add the kayak. And now with the last of the qualified Hobie BOS Open competitors, we now only have the Shootout the day before the Tournament of Champions.