🇨🇦 Canada
North Atlantic · Multi-Purpose Port
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Not listed
Saint John is not inside any Joint War Committee listed area (circular JWLA-035, 16 September 2026).
Source: Joint War Committee circular JWLA-035, 16 September 2026 (LMA/IUA), JWC Listed Areas for hull war, piracy, terrorism and related perils.
Saint John in Canada sits along the backbone of transatlantic trade between Europe and the Americas. The North Atlantic is generally lower-risk than active piracy or conflict zones, but its weather is among the most powerful on Earth. The winter storm season (November–March) produces sustained gale-force winds, significant wave heights above 10 metres, and reduced visibility. The Great Circle route between Northern Europe and the US East Coast passes through peak storm activity, and the choice between a shorter rougher track and a longer calmer deviation has material financial implications. EU and US sanctions enforcement adds compliance overhead — both maintain extensive regimes that require thorough vessel and ownership-chain vetting.
Routed sea distances from Saint John to the principal global hubs, computed by ArcNautical's routing engine — around land and through the canals a ship actually uses, not great-circle.
Canada is a multi-MoU jurisdiction (its port states participate in more than one regional PSC programme). Vessel-level detention probability for calls at Saint John is computed by ArcNautical's scoring engine using flag performance, vessel age, deficiency history, and ownership opacity rather than a regional aggregate.
No port calls were observed at Saint John between 29 Apr 2026 and 5 Aug 2026. This reflects the reach of the terrestrial AIS network behind this page — coverage is densest in Northwest Europe and thins elsewhere — and is not a statement about traffic at Saint John. The feed has delivered no positions since 5 Aug 2026, so these figures will not change until it resumes.
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