For visiting boats
Arzal-Camoël marina, on both banks of the Vilaine just upstream of the Arzal dam, calls itself probably the largest freshwater sea port on the Atlantic coast: 1,050 pontoon berths and 150 moorings, plus 320 spaces ashore, with 120 visitor berths. Lit and buoyed, it is accessible at all hours for less than 3 m draught. You reach the sea through the dam lock — closed for works from November 2026 to March 2027. Run by the Compagnie des Ports du Morbihan; harbour office on VHF 9.
- Guest berths
- 120 visitor berths. Lit and buoyed, accessible at all hours for draughts under 3 m. The Arzal dam lock is closed to navigation from November 2026 to March 2027 (anti-salinity works). VHF 9.
- Berths
- 1,200
- Limits
- draught up to 3.0 m
- Radio
- VHF channel 9 · emergency VHF 16
- Position
- 47°29.88′ N 2°22.64′ W (47.49803, -2.37733)
- Office
- Jan–Mar and Oct–Dec 09:00 (09:30 Tue)–12:30 & 14:00–17:30, closed Sun · Apr–Jun and Sep 09:00 (09:30 Tue)–12:30 & 14:00–18:00, Sun 09:00–12:30 · Jul–Aug daily 08:00–20:00
checked 19 Oct 2026 - Phone
- +33 2 97 45 02 97
Prices
| Visitor night, cat. E (≤ 7.99 m × 2.80 m), July–August incl. VAT; Apr–Jun, Sep–Oct €18; Nov–Mar €12 | €27 / night |
|---|---|
| Visitor night, cat. I (≤ 9.99 m × 3.40 m), July–August incl. VAT; Apr–Jun, Sep–Oct €24; Nov–Mar €18 | €37 / night |
| Visitor night, cat. M (≤ 11.99 m × 4.00 m), July–August incl. VAT; Apr–Jun, Sep–Oct €33; Nov–Mar €24 | €50 / night |
| Visitor night, cat. P (≤ 14.99 m × 4.75 m), July–August incl. VAT; Apr–Jun, Sep–Oct €49; Nov–Mar €35 | €76 / night |
Price list (PDF) → · checked 19 Oct 2026 – prices may change
© OpenStreetMap · OpenSeaMap — sea marks for the approach
Sailing here? Take VesselSOS with you.
- Family see you from shoreA live link in any browser – they don’t need the app.
- One tap to the right rescue centreHere CROSS Étel – the app switches centre as you move, with your position and call script even without signal.
- Return-time checkIf you’re not back in time, your people know.
- Shared hazard mapRocks, nets and other hazards reported by other boaters.
Frequently asked
Does Arzal-Camoël Marina have guest berths?
Yes — 120 guest berths. A berth costs from €27 / night (price list, checked 19 Oct 2026).
Which VHF channel does the marina use?
VHF channel 9. In an emergency use channel 16.
How deep is the marina?
It takes boats with up to 3.0 m draught.
Who do I call in an emergency at sea here?
Sea rescue: CROSS Étel 196. Or call 112. On the radio: MAYDAY on VHF channel 16.