What kind of ship is Montestena?

Montestena is an oil tanker sailing under the flag of Portugal, built in 2012 by Samsung Heavy Industries. The vessel is 274 m long with a beam of 48 m and has a gross tonnage of 81,187.

Who is recorded as the owner or manager of Montestena?

Ibaizabal Tankers SL is recorded as ISM manager for Montestena (source: EU MRV (THETIS-MRV) emissions; reporting years 2024–2025). This source record does not independently confirm today’s ownership or management.

What sanctions and inspection records does Voydar hold for Montestena?

Voydar has no matched sanctions record displayed for Montestena 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 Montestena. Missing records do not establish whether the ship has been detained.

Montestena

Oil tanker · Portugal · built 2012 · AIS Class A

IMO9585883MMSI255804740Call signCQKULast AIS position Sep 14, 2026, 08:38 UTC

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In short

Montestena (Oil tanker, Portugal flag) was last seen on AIS on Sep 14, 2026, 08:38 UTC, under way at 9.1 kn, in the Mediterranean Sea. Voydar has no more recent AIS position for this ship. Its current location cannot be established from this report. ISM manager: Ibaizabal Tankers SL (source: EU MRV (THETIS-MRV) emissions, reporting years 2024–2025).

Vessel type: Oil tanker
Flag: Portugal
Year built: 2012
Gross tonnage: 81,187
Size (length × beam): 274 m × 48 m
ISM manager: Ibaizabal Tankers SL

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Last reported position

received Sep 14, 2026, 08:38 UTC

Position: 30.9101° N, 32.3145° E
Area: Mediterranean Sea
StatusWhat do AIS statuses mean?: Under way using engine
Speed: 9.1 kn
Course: 179°
Heading: 177°

30.9101° N, 32.3145° E

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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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Identity & particulars

Name: Montestena
IMO numberWhat is an IMO number?: 9585883
MMSIWhat is an MMSI?: 255804740
Call signWhat is a call sign?: CQKU
Flag: Portugal
Vessel type: Oil tanker
AIS ship type: Tanker
Gross tonnageGross tonnage vs deadweight: 81,187
Deadweight (DWT): Source: Wikidata, record Q117027050. Added to Voydar on September 23, 2026. Licence: CC0 1.0.159,372 t
Length overall: 274 m
Beam: 48 m
Year built: 2012

A 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.

ISM manager: Ibaizabal Tankers SL
Source: EU MRV (THETIS-MRV) emissions · reporting years 2024–2025 · reported · confidence 0.9 · retrieved Oct 5, 2026
Builder: Samsung Heavy Industries
Source: Wikidata · reported · confidence 0.8 · retrieved Sep 22, 2026

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
Nov 14, 2016	Reported departure from PORT OF SOUTH LOUISIANA (LA)Authority-reported	USACE foreign traffic vessel entrances & clearances
Nov 12, 2016	Reported arrival at PORT OF SOUTH LOUISIANA (LA)Authority-reported	USACE foreign traffic vessel entrances & clearances
Apr 1, 2016	Reported departure from PhiladelphiaAuthority-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	36,148 t	11,590 t	321 days	463 kg
2019	28,977 t	9,279 t	258 days	456 kg
2020	35,406 t	11,218 t	283 days	478 kg
2021	33,413 t	10,582 t	247 days	516 kg
2022	35,256 t	11,168 t	272 days	481 kg
2023	21,021 t	6,660 t	175 days	468 kg
2024	29,746 t	9,434 t	228 days	462 kg
2025	31,498 t	9,999 t	252 days	473 kg

Technical efficiency: EEDI (2.86 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
PORT OF SOUTH LOUISIANA (LA)	Departure	Nov 14, 2016(date only)	—	USACE foreign traffic vessel entrances & clearances
PORT OF SOUTH LOUISIANA (LA)	Arrival	Nov 12, 2016(date only)	—	USACE foreign traffic vessel entrances & clearances
Philadelphia USPHL	Departure	Apr 1, 2016(date only)	—	USACE foreign traffic vessel entrances & clearances
LOWER DELAWARE BAY DEL	Arrival	Mar 29, 2016(date only)	—	USACE foreign traffic vessel entrances & clearances
Corpus Christi USCRP	Departure	Jun 15, 2015(date only)	—	USACE foreign traffic vessel entrances & clearances
Corpus Christi USCRP	Arrival	Jun 15, 2015(date only)	—	USACE foreign traffic vessel entrances & clearances
CARQUINEZ STRAIT, CA	Departure	Jan 12, 2015(date only)	—	USACE foreign traffic vessel entrances & clearances
CARQUINEZ STRAIT, CA	Arrival	Jan 11, 2015(date only)	—	USACE foreign traffic vessel entrances & clearances
SAN PABLO BAY AND MARE ISLAND STRAIT, CA	Departure	Dec 10, 2014(date only)	—	USACE foreign traffic vessel entrances & clearances
SAN PABLO BAY AND MARE ISLAND STRAIT, CA	Arrival	Dec 10, 2014(date only)	—	USACE foreign traffic vessel entrances & clearances
Long Beach USLGB	Departure	Dec 4, 2014(date only)	—	USACE foreign traffic vessel entrances & clearances
Long Beach USLGB	Arrival	Dec 4, 2014(date only)	—	USACE foreign traffic vessel entrances & clearances

Records published by the authority named on each row. Earliest record for this ship: April 7, 2013.

Source: US Army Corps of Engineers, Waterborne Commerce Statistics Center (US CBP entrance/clearance records). Licence: US Government work — public domain.

Frequently asked questions

Where is Montestena now?: Montestena (Oil tanker, Portugal flag) was last seen on AIS on Sep 14, 2026, 08:38 UTC, under way at 9.1 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 Montestena?: Montestena is an oil tanker sailing under the flag of Portugal, built in 2012 by Samsung Heavy Industries. The vessel is 274 m long with a beam of 48 m and has a gross tonnage of 81,187.
Who is recorded as the owner or manager of Montestena?: Ibaizabal Tankers SL is recorded as ISM manager for Montestena (source: EU MRV (THETIS-MRV) emissions; reporting years 2024–2025). This source record does not independently confirm today’s ownership or management.
What sanctions and inspection records does Voydar hold for Montestena?: Voydar has no matched sanctions record displayed for Montestena 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 Montestena. Missing records do not establish whether the ship has been detained.

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