Chokepoint — click for info
Major port
Ship at sea — one dot per ship, in her house's colour
Haloed dot — one of yours
Hollow ring — in port, not earning
Dashed red ring — detained or hijacked
Disrupted strait (×3 tolls)
Coloured ring — strait held by that house
✊ Port on strike or shut
🏴☠️ Piracy zone — escort advised
🛢️ Oil field / rig — dots beneath show operators
Wind farm
Storm-hit lane
Arctic route (needs icebreaker)
Click any strait, port or rig for details · drag to pan · scroll to zoom.