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Port of SEIN

FRSI3🇫🇷France

Port Location

About Port of SEIN

Also known as: Canal de la Haute Seine

SEIN is a small port located in Brittany, France. It serves as a local harbor, primarily handling fishing vessels and small craft.

Current Conditions

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Vessel Limits

Elevation
96m

Operations & Services

References & Identifiers

GeoNames ID
3013733 →
Wikidata
Q113514768 →

Identification

UN/LOCODE
FRSI3
Country
🇫🇷France
Time Zone
UTC+1
Feature Type
CNL (Canal)

Classification

Type
Port

Region

Area
UK Coast & Atlantic
Sub-area
Biscay Bay
Latitude
48.0333°
Longitude
-4.8500°

Nearby Vessels

Flag
Type
Name
Dist.
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Frequently Asked Questions

How do I navigate the approach to the Port of SEIN?+
The approach to SEIN is supported by 5 navigation aids within 50 nautical miles. The nearest is Men-Brial Lighthouse at 0.3 NM to the N. Other aids include Île de Sein (0.9 NM NW), Plas ar Scoul (Ar-Guéveur Fog Signal) (0.9 NM WNW), Le Chat (1.5 NM ESE), La Plate (3.6 NM E). Mariners should consult the relevant chart and List of Lights for full approach details.
What major shipping routes pass near the Port of SEIN?+
The Port of SEIN is located within the English Channel / North Sea corridor — one of the world's busiest maritime corridors connecting the Atlantic to Northern European ports. This strategic position influences vessel traffic density, anchorage availability, and port scheduling.
How do I track vessels arriving at or departing from the Port of SEIN?+
You can track vessels near SEIN (FRSI3) in real time using MarineRadar. The platform displays live AIS positions of nearby ships, including vessel name, type, flag, speed, and course. Use the "Track Vessels Nearby" button on this page or search for FRSI3 on the live map.
What are the operating hours and time zone for the Port of SEIN?+
The Port of SEIN operates in the UTC+1 time zone. Operating hours, VTS schedules, and pilot availability vary — vessel agents should confirm with the port authority in advance, especially for night arrivals or weekend operations.