MAMMA MARIA
Oil tanker · Liberia · built 2007 · AIS Class A
In short
MAMMA MARIA (Oil tanker, Liberia flag) was last seen on AIS on , under way at 1.2 kn, in the Mediterranean Sea. Voydar has no more recent AIS position for this ship. Its current location cannot be established from this report.
- Vessel type
- Oil tanker
- Flag
- Liberia
- Year built
- 2007
- Gross tonnage
- 42,010
- Size (length × beam)
- 229 m
- Registered owner
- —
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Last reported position
received- Position
- 35.781° N, 4.8636° W
- Area
- Mediterranean Sea
- StatusWhat do AIS statuses mean?
- Restricted manoeuvrability
- Speed
- 1.2 kn
- Course
- 359°
- Heading
- 351°
Voydar detected no port call in the last 30 days.
Port calls are detected by Voydar from AIS (at least 30 minutes slow inside a harbour area); see Port calls below.
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Try the live demo, no sign-upIdentity & particulars
- Name
- MAMMA MARIA
- IMO numberWhat is an IMO number?
- 9374844
- MMSIWhat is an MMSI?
- 636026182
- Call signWhat is a call sign?
- A8MZ4
- Flag
- Liberia
- AIS ship type
- Tanker
- Gross tonnageGross tonnage vs deadweight
- 42,010
- Length overall
- 229 m
- Beam
- —
- Year built
- 2007
LiberiaA tag next to a value names the register that supplied it (hover or tap it for the record and date). Values without a tag come from the ship's own AIS broadcasts or from Wikidata. Position and identity are derived live from AIS.
Ownership & management
Each line shows where the fact comes from. Links backed by an identifier point to the company page.
No owner, operator or manager is recorded for this vessel yet.
Timeline
Dated events for this ship from every source Voydar holds, newest first. Each line names its source; derived items say how they were derived.
| Date | Event | Source |
|---|---|---|
| Reported departure from Hong KongAuthority-reported | Hong Kong vessel arrivals & departures (incl. VTMS daily reports) | |
| Reported arrival at Hong KongAuthority-reported | Hong Kong vessel arrivals & departures (incl. VTMS daily reports) | |
| Reported departure from New OrleansAuthority-reported | USACE foreign traffic vessel entrances & clearances | |
| Reported arrival at New OrleansAuthority-reported | USACE foreign traffic vessel entrances & clearances |
Owner, operator and manager changes found by comparing yearly EU MRV reports are dated to the reporting year ("during 2025"), not to a day. Port calls here are the most recent only; the full lists are further down.
Emissions & fuel consumption
Independently verified annual figures reported under the EU MRV regulation — public environmental data the incumbents don't surface.
| Year | CO₂ emitted | Fuel burned | Time at sea | CO₂ / n mile |
|---|---|---|---|---|
| 2018 | 6,780 t | 2,147 t | 60 days | 497 kg |
| 2019 | 4,467 t | 1,416 t | 28 days | 628 kg |
| 2021 | 3,892 t | 1,243 t | 39 days | 369 kg |
Technical efficiency: EIV (4.93 gCO₂/t·nm). Source: European Commission / EMSA THETIS-MRV (EU Regulation 2015/757). Covers voyages to, from and within the EU/EEA.
Port calls
Two kinds of evidence, kept apart: calls Voydar detected from the ship's AIS positions, and arrivals and departures published by port authorities and customs records.
Reported by authorities Authority-reported
| Port | Record | Date (UTC) | Berth | Source |
|---|---|---|---|---|
| Hong Kong HKHKG | Arrival | Aug 22, 2022, 14:38 UTC | SLA | Hong Kong vessel arrivals & departures (incl. VTMS daily reports) |
| New Orleans USMSY | Departure | Oct 4, 2016(date only) | — | USACE foreign traffic vessel entrances & clearances |
| New Orleans USMSY | Arrival | Oct 3, 2016(date only) | — | USACE foreign traffic vessel entrances & clearances |
| HOUSTON SHIP CHANNEL, TX (HOUSTON, TX) | Arrival | Sep 30, 2016(date only) | — | USACE foreign traffic vessel entrances & clearances |
| HOUSTON SHIP CHANNEL, TX (HOUSTON, TX) | Departure | Sep 30, 2016(date only) | — | USACE foreign traffic vessel entrances & clearances |
| Los Angeles USLAX | Departure | Sep 9, 2016(date only) | — | USACE foreign traffic vessel entrances & clearances |
| Los Angeles USLAX | Arrival | Sep 4, 2016(date only) | — | USACE foreign traffic vessel entrances & clearances |
| Los Angeles USLAX | Departure | Aug 31, 2016(date only) | — | USACE foreign traffic vessel entrances & clearances |
| Los Angeles USLAX | Departure | Aug 23, 2016(date only) | — | USACE foreign traffic vessel entrances & clearances |
| Los Angeles USLAX | Arrival | Aug 22, 2016(date only) | — | USACE foreign traffic vessel entrances & clearances |
| OTHER PUGET SOUND AREA PORTS, WA (NET) | Arrival | Jul 22, 2016(date only) | — | USACE foreign traffic vessel entrances & clearances |
| OTHER PUGET SOUND AREA PORTS, WA (NET) | Departure | Jul 22, 2016(date only) | — | USACE foreign traffic vessel entrances & clearances |
Records published by the authority named on each row. Earliest record for this ship: June 12, 2007.
Source: Marine Department, HKSAR Government — DATA.GOV.HK. Licence: DATA.GOV.HK Terms and Conditions.
Source: US Army Corps of Engineers, Waterborne Commerce Statistics Center (US CBP entrance/clearance records). Licence: US Government work — public domain.
Behaviour at sea Voydar-derived
Patterns Voydar derived from this ship's AIS broadcasts. They are inferences, not reports: each one shows how it was computed and how confident we are, and none of them says why a ship behaved this way.
| When | What we observed | Confidence |
|---|---|---|
| Sep 25, 2026, 09:24 UTC | Alongside another ship Stayed within 18 m of CHIBA at low speed for 21 h 22 min, 35 km from the nearest port and outside known anchorages. A candidate ship-to-ship transfer; many such meetings are routine and licensed. CHIBA →Method seadar.behaviour.sts_candidate v1 | High (75%) |
Source: AISstream.io global terrestrial AIS. AIS data: AISstream.io. Licence: none published.
Derived from AIS positions of feeds whose terms allow display on Voydar. Coverage is terrestrial: gaps are reported only where our receivers kept hearing other ships. Detections below medium confidence are not shown.
Frequently asked questions
- Where is MAMMA MARIA now?
- MAMMA MARIA (Oil tanker, Liberia flag) was last seen on AIS on Oct 5, 2026, 17:40 UTC, under way at 1.2 kn, in the Mediterranean Sea. Voydar has no more recent AIS position for this ship. Its current location cannot be established from this report.
- What kind of ship is MAMMA MARIA?
- MAMMA MARIA is an oil tanker sailing under the flag of Liberia, built in 2007. The vessel is 229 m long and has a gross tonnage of 42,010.
- What sanctions and inspection records does Voydar hold for MAMMA MARIA?
- Voydar has no matched sanctions record displayed for MAMMA MARIA from the OFAC SDN list, the UK Sanctions List, the Canadian autonomous sanctions list, the EU list of designated vessels, the New Zealand Russia Sanctions Register and the French national asset-freeze register. Coverage may be incomplete; this is not sanctions clearance. No matched inspection records are displayed for MAMMA MARIA. Missing records do not establish whether the ship has been detained.
Neighbouring IMO numbers
IMO numbers are issued in sequence. These are the nearest numbers below and above this ship's that have a full Voydar profile.
Use this data
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