| Ash Swamp | Essex, MA | 2.4 miles | NW |
| Hawk Meadow | Essex, MA | 2.4 miles | SW |
| Little River Marshes | Essex, MA | 3.6 miles | NE |
| Parker River Marshes | Essex, MA | 4.1 miles | SE |
| Sand Creek Marshes | Essex, MA | 4.1 miles | SE |
| West Creek Marshes | Essex, MA | 4.3 miles | SE |
| Floating Island | Essex, MA | 4.7 miles | NE |
| Sorag Pond | Essex, MA | 5.3 miles | SW |
| Nelson Island Marshes | Essex, MA | 5.3 miles | SE |
| Roger Island River Marshes | Essex, MA | 5.6 miles | SE |
| Plum Island River Marshes | Essex, MA | 5.6 miles | NE |
| Town Creek Marshes | Essex, MA | 6.1 miles | NE |
| Eagle Hill River Marshes | Essex, MA | 6.4 miles | SE |
| Great Swamp | Essex, MA | 6.7 miles | NW |
| Ipswich River Marshes | Essex, MA | 7.4 miles | SE |
| Neal Pond | Essex, MA | 7.4 miles | NW |
| Blackwater River Marshes | Essex, MA | 8.8 miles | NE |
| Fox Creek Marshes | Essex, MA | 8.9 miles | SE |
| Bunker Meadows | Essex, MA | 8.9 miles | SE |
| Castle Neck River Marshes | Essex, MA | 9.8 miles | SE |
| Wenham Swamp | Essex, MA | 9.8 miles | SE |
| Orne Swamp | Essex, MA | 10.1 miles | SW |
| Hog Hill Swamp | Rockingham, NH | 10.9 miles | NW |
| Turf Meadow | Essex, MA | 11 miles | SE |
| Hampton Flats | Rockingham, NH | 11.4 miles | NE |
| Cedar Swamp Pond | Rockingham, NH | 11.7 miles | NW |
| Essex Bay Marshes | Essex, MA | 11.7 miles | SE |
| Maple Swamp | Essex, MA | 12.4 miles | SE |
| Walker Creek Marshes | Essex, MA | 12.8 miles | SE |
| Sawmill Swamp | Rockingham, NH | 13.1 miles | NW |
| Mill Meadow | Middlesex, MA | 13.2 miles | SW |
| Farm Creek Marshes | Essex, MA | 13.4 miles | SE |
| Strawberry Meadow | Middlesex, MA | 13.5 miles | SW |
| Cedar Swamp | Essex, MA | 13.5 miles | SE |
| Bayberry Swamp | Essex, MA | 13.5 miles | SE |
| Great Meadows | Rockingham, NH | 13.6 miles | NW |
| Beaverdam Swamp | Essex, MA | 14.1 miles | SE |
| Millets Swamp | Essex, MA | 14.2 miles | SE |
| Jones River Marshes | Essex, MA | 14.2 miles | SE |
| The Gove | Rockingham, NH | 14.2 miles | NE |
| Good Harbor Beach Marshes | Essex, MA | 14.7 miles | SE |
| Annisquam River Marshes | Essex, MA | 14.7 miles | SE |
| Peat Meadow | Essex, MA | 14.7 miles | SW |
| Chubb Creek Marshes | Essex, MA | 14.8 miles | SE |
| Line Swamp | Rockingham, NH | 14.9 miles | NE |
| Little River Marshes | Essex, MA | 15.1 miles | SE |
| Cedar Swamp | Middlesex, MA | 15.3 miles | SW |
| Mill Pond Marshes | Essex, MA | 15.5 miles | SE |
| Little River Swamp | Rockingham, NH | 15.7 miles | NE |
| Briar Swamp | Essex, MA | 16.4 miles | SE |
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