Vessels Detected in Monitoring Area
39
How is this calculated?
Count of distinct MMSIs in the most recent AIS snapshot whose last reported position falls inside the monitoring area (24.5°N–27.5°N, 54.0°E–58.0°E).
Explore vessel movements, maritime traffic patterns, oil shipping insights, and the latest verified developments across the Strait of Hormuz.
Demo mode: the vessels shown are fictional sample data for previewing the site.
Live statistics
Every figure is calculated from observed AIS data. Expand “How is this calculated?” on any card for the exact method.
Sample data: these figures are generated from fictional demo vessels for preview purposes only.
39
Count of distinct MMSIs in the most recent AIS snapshot whose last reported position falls inside the monitoring area (24.5°N–27.5°N, 54.0°E–58.0°E).
17
Vessels in the current snapshot broadcasting an AIS ship type of 80–89 (tanker), or a provider type label containing “tanker”, “crude”, “LNG”, “LPG”, “chemical” or “product”.
17
Vessels in the current snapshot broadcasting an AIS ship type of 70–79 (cargo), or a provider label such as “container”, “bulk” or “ro-ro”.
0
Number of vessels whose stored positions in the last 24 hours moved from one side to the other of the reference line at 56.25°E between 25.8°N and 27.0°N. A vessel is counted once per direction change. This is an observed figure limited by AIS coverage and polling frequency, not an official transit count.
15:12 UTC
UTC time of the last successful data retrieval from the configured provider. Individual vessel positions may be older than this.
Demo data (sample)
“Connected” when the last successful update is under 15 minutes old; “Delayed” when older than that but under 60 minutes; otherwise “Unavailable”. Demo mode is always labelled as sample data.
Live map
Vessel positions from licensed AIS data across the Iranian, Omani and UAE coastlines. Search by name, MMSI or IMO; filter by vessel type; click a marker for details.
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Traffic analysis
Activity over time, tanker versus cargo composition and movements by vessel type, built from stored observations. Select a date range; see the methodology for how each series is computed.
Sample data: charts are built from fictional demo vessel positions.
Data Unavailable – no stored observations for this period yet.
Each point is the number of distinct vessels (by MMSI) with at least one stored AIS position in that time bucket. Buckets are 1 hour for 24h, 6 hours for 7 days, and 1 day for 30 days. Gaps indicate periods with no received data, not necessarily an absence of shipping.
Historical traffic patterns beyond the retention window require a licensed historical AIS dataset; none is bundled with this site.
Maritime news
Original reporting and analysis on Strait of Hormuz shipping, oil and energy markets, navigation and regional developments – every article sourced and editorially reviewed.
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Understand the strait
Original educational articles on the geography, economics and technology behind what you see on the live map.
The narrow passage between the Persian Gulf and the Gulf of Oman, bordered by Iran, Oman and the UAE, through which a large share of the world’s seaborne oil and LNG passes.
Read the article →Around 26.5°N 56.3°E at the eastern end of the Persian Gulf – coordinates, bordering countries, islands and the ports that shape regional traffic.
Read the article →Roughly a fifth of global petroleum liquids consumption and major LNG exports transit the strait, with limited pipeline alternatives.
Read the article →AIS transponders, terrestrial and satellite receivers, licensed data providers and what each field in a vessel popup means.
Read the article →Traffic separation schemes, vessel traffic services, port state control and the information flows behind safe navigation.
Read the article →Switched-off transponders, spoofing, coverage gaps and self-reported data – why no AIS map shows the complete picture.
Read the article →Tanker classes, loaded versus ballast voyages, anchorages and the signals analysts read in Hormuz traffic.
Read the article →FAQ
Positions come from Automatic Identification System (AIS) broadcasts supplied by a licensed data provider and are refreshed on a schedule shown next to each statistic. Depending on receiver coverage and provider latency, a position may be several minutes old. The status badge tells you whether data is connected, delayed or unavailable.
A vessel will not appear if it is outside our monitoring area, is not transmitting AIS, is transmitting on a channel our provider does not receive, or if its signal has not reached a terrestrial or satellite receiver recently. Military and some government vessels often do not broadcast AIS.
Independent estimates typically put the figure in the dozens of large commercial transits per day, with tankers making up a large share. Our “observed crossings” figure counts only vessels we actually detected crossing a reference line in the last 24 hours, so it is a floor, not an official total.
Amber markers are tankers, teal markers are cargo ships, purple are passenger vessels, blue are tugs and service craft, green are fishing vessels and grey are other or unknown types. Moving vessels are shown as arrows pointing along their course; stationary vessels as circles.
No. AIS-derived information can be incomplete, delayed or incorrect and must never be used for navigation, collision avoidance or any safety-critical decision.
Contextual figures in our articles are drawn from publicly available sources such as the U.S. Energy Information Administration, the International Energy Agency and port authorities, and each article lists its sources. Live counts come solely from AIS observations.
News articles carry a publication date and, when revised, a last-updated date. Educational articles are reviewed periodically; the review date is shown on each page.
Use the Contact page. Corrections are logged and significant changes are noted at the bottom of the affected article in line with our Editorial Policy.
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