Live AIS straits · public observation

What the strait is broadcasting.

Not every ship. Not a transit count. These are vessels broadcasting AIS inside the producer’s declared box during its latest observation window. Dark vessels, receiver gaps, GPS jamming and spoofing are outside the number.

not loadedfeed observation

Live strait map

Waiting for the first published observation.

not loaded
AIS vessel positionsReported AIS fixes inside the producer-published bounding box.
viewport unavailableobservation time unavailable
—

Feed unavailable

No last frame is retained.

tankercargoother / unknowncourse not reportedanimated wake = reported course and speed; marker = last reported fix

This count is a lower bound. Always.

AIS presences are loading.

Separate instrument · never subtracted

PortWatch completed transits

A daily count of completed transit calls is not comparable to an instantaneous AIS presence. Both stay visible; neither is used as a fallback for the other.

—completed transits
—tankers
—days lag
baseline unavailable