Central coast all-depth halibut fishing opens Aug. 17-18 The central Oregon coast all-depth halibut fishery will open Friday and Saturday, Aug. 17-18 fishery managers announced. A little over half of the allocation (27,193 pounds) for the central Oregon Coast subarea remains available for harvest and the fishery could open every other Friday and Saturday until Oct. 31, unless the remaining quota is caught first. The central Oregon nearshore season is open seven days a week, and about 29 percent (7,503 pounds) of that allocation remains. In other halibut fisheries: Both the all-depth and nearshore seasons in the Columbia River subarea are closed as the full quota has been caught. South of Humbug Mountain the season is open seven days a week with over 71 percent (6,404) pounds of the subarea allocation still remaining.