Oregon Fishing Guides. Fishing Oregon with top Oregon fishing guides Marvin Henkel specializing in salmon fishing, sturgeon fishing, steelhead fishing, walleye fishing, shad fishing, and Coho salmon on the Columbia River, Willamette River, Buoy 10, and the Clackamas River. Marvin offers guided fishing in the Portland Oregon area, Astoria, Tillamook Bay, Vancouver, Washington