| Harts Swamp | King, WA | 8.2 miles | NW |
| Metcalf Marsh | King, WA | 8.5 miles | SE |
| Roths Swamp | Snohomish, WA | 8.5 miles | NE |
| Trestle Swamp | Snohomish, WA | 8.9 miles | NW |
| Johnsons Swamp | Snohomish, WA | 10.1 miles | NE |
| Kimball Creek Swamp | King, WA | 11.4 miles | SE |
| Ronald Bog | King, WA | 20.6 miles | NW |
| Mooney Swamp | King, WA | 26 miles | SW |
| Bear Swamp | King, WA | 34.2 miles | SW |
| Winchester Swamp | Pierce, WA | 37 miles | SW |
| South Tacoma Swamp | Pierce, WA | 41.1 miles | SW |
| Owens Marsh | Pierce, WA | 42.1 miles | SW |
| Crawford Marsh | Pierce, WA | 43.7 miles | SW |
| McCaslin Marsh | Kitsap, WA | 44.7 miles | SW |
| Morgan Marsh | Kitsap, WA | 46.2 miles | SW |
| Farrell Marsh | Pierce, WA | 47.1 miles | SW |
| Kinsey Marsh | Pierce, WA | 47.4 miles | SW |
| Park Marsh | Pierce, WA | 48 miles | SW |
| Long Marsh | Mason, WA | 48.2 miles | SW |
| Elliot Marsh | Pierce, WA | 48.4 miles | SW |
| Kennedy Marsh | Pierce, WA | 49 miles | SW |
| Hanner Marsh | Pierce, WA | 50.2 miles | SW |
| MacKay Marsh | Pierce, WA | 50.6 miles | SW |
| Edmond Marsh | Pierce, WA | 51.1 miles | SW |
| Wright Marsh | Pierce, WA | 51.6 miles | SW |
| Shannon Marsh | Pierce, WA | 52.4 miles | SW |
| Halverson Marsh | Pierce, WA | 53.6 miles | SW |
| Brandenburg Marsh | Pierce, WA | 54 miles | SW |
| Denton Marsh | Pierce, WA | 54.6 miles | SW |
| The Peat Bog | Mason, WA | 54.8 miles | SW |
| Waterloo Marsh | Island, WA | 56.1 miles | NW |
| Lilliwaup Swamp | Mason, WA | 59.6 miles | SW |
| Beljica Meadows Lake | Pierce, WA | 60 miles | SW |
| Mint Marsh | Mason, WA | 61.1 miles | SW |
| Old Channel | Skagit, WA | 61.3 miles | NW |
| Cow Creek Meadows | Chelan, WA | 61.5 miles | NE |
| Olympia Marsh | Skagit, WA | 61.8 miles | NW |
| Parsnip Swamp | Thurston, WA | 61.9 miles | SW |
| Grays Marsh | Clallam, WA | 62.2 miles | NW |
| Deer Meadow | Mason, WA | 63.8 miles | SW |
| Cranberry Marsh | San Juan, WA | 68.7 miles | NW |
| North Fork Swamp | Lewis, WA | 71.3 miles | SW |
| Stella Swamp | Skagit, WA | 73.3 miles | NW |
| Musto Marsh | Whatcom, WA | 73.8 miles | NW |
| Cranberry Marsh | Mason, WA | 74.2 miles | SW |
| Deckerville Swamp | Mason, WA | 79.9 miles | SW |
| Cedar Swamp | Yakima, WA | 88.6 miles | SE |
| Huckleberry Swamp | Yakima, WA | 89.2 miles | SE |
| Miller Swamp | Lewis, WA | 93.7 miles | SW |
| Pangborn Lake | Whatcom, WA | 94.1 miles | NW |
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