Fessenheim
Neptun covers the Fessenheim lock in France on the Rhine. One GET request returns its position, VHF channel and current operating hours — the part that goes stale in every static list.
Facts
| Waterway | Rhine |
| Country | France |
| VHF channel | 20 |
| Position | 47.9094, 7.5712 |
Operating hours change; they are served live by the API rather than baked into this page.
Nearby locks on the same waterway
Request
curl -H "Authorization: Bearer mapi_YOUR_KEY" \
"https://neptun.marine-api.com/v1/locks?lat=47.9094&lon=7.5712&radius=5"