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Invest Not yet confirmed elsewhere1 publisher 3 min read Published

A tanker whose owner dissolved 76 days before loading now leaks inside Oman's whale reserve

Cleanup for the grounded Caroline Bezengi is put at $200m to $500m, the international fund built for exactly this caps out near $279m, and its spokesperson says an act-of-war exclusion applies, so Oman is spending its own money.

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Photograph accompanying A tanker whose owner dissolved 76 days before loading now leaks inside Oman's whale reserve
Photo: maritime-executive.com

What happened

  • An explosion flooded the engine room of the laden Suezmax Caroline Bezengi off southern Yemen on June 8, leaving her adrift, and her crew abandoned ship three days later.
  • She grounded on the rocks of Al Qibliyah in the Hallaniyat archipelago on June 30, and oil from the wreck has since reached the Omani mainland at Ras Madrakah.
  • No group has claimed responsibility and no government has stated a cause, though security sources and Greenpeace have both pointed to a limpet mine that remains unconfirmed.
  • Her last owner of record was Rentoor Shipmanagement, whose Shanghai correspondence address is a dead-letter box in a residential block, according to Maritime Executive.
  • Oman is a party to the 1992 Civil Liability and Fund Conventions, which impose strict liability on a registered owner and require compulsory insurance certificates.

Why it matters

  • cost The booms, the dispersants and the hand-clearing of twelve kilometres of beach through the Khareef monsoon are being paid out of Oman's own budget, with no solvent defendant to bill at the end of it.
  • contradiction The Fund's refusal exists as a statement to a news agency while its governing bodies have not met and no reasoned determination is on paper, so whether this is a denial or a delay is still genuinely open.
  • decision Oman now has to decide whether to spend three years litigating an exclusion that the Fund, not Oman, must prove, or to treat the response as an unrecoverable cost of geography.
  • exposure The 13% of oceangoing tonnage outside the International Group clubs is now the pool that coastal states must assume can strand them with the bill, which changes how a laden unclassed hull is treated in port.

Run the ownership backwards and the number that stands out is 76: the days between Rentoor Shipmanagement Ltd being dissolved in the Marshall Islands on February 24 and roughly 800,000 barrels of Russian Urals going aboard at Novorossiysk on May 11 [13][3][4][29]. Cameroon had suspended its international register on February 6, having found its flag was being issued through two fraudulent websites [15], which is 94 days before that loading [30], and by June it had told the IMO that 39 ships were struck off the register [16]. So at the moment the cargo was pumped, the ship had no owner of record that legally existed and no registry that would admit having flagged her, which is the mundane reason there is no publicly identified insurer to sue [c16b].

Which turns an environmental story into an arithmetic one. Dimitris Maniatis of the maritime risk firm Marisks told Bloomberg Television that cleanup alone could run $200m to $500m [1], against an International Oil Pollution Compensation Fund ceiling of about $279m per incident [c17b]; the high case is 1.79 times the cap and leaves $221m unfunded even if the safety net worked as designed [31]. Put differently, it is $250 to $625 per barrel carried [27], a cost no dark-fleet voyage would be priced to absorb by anyone who expected to be billed for it.

The disputed area is really a dispute about price per square kilometre. Oman's Environment Authority assessed 390 square kilometres on August 10 [11]; SkyTruth's John Amos put the figure above 2,000 two days later [12], at least 5.1 times as large [32]. On the official area, the cleanup estimate implies $513,000 to $1.28m per square kilometre; on SkyTruth's, $100,000 to $250,000 [28]. One of those numbers is badly wrong, and which one it is sets Oman's claim.

The exclusion is the part I would push on. A Fund spokesperson told Reuters in August that it would not be involved in cleanup costs because the incident was being treated as an act of war [2], a determination that has not been published and that the Fund's governing bodies have not met to make [24]. The Fund has paid harder cases than this: 147.9m euros after the Prestige, South Korea after the Hebei Spirit, and in 2000 the claimants of a tanker that sank off Abu Dhabi carrying neither liability insurance nor a class certificate [22][23].

This is probably wrong, but I read the war language as a bargaining position rather than a legal conclusion, because the Fund is financed by levies on companies receiving more than 150,000 tonnes of oil a year in member states [21], and an institution funded by compliant receivers has an obvious interest in not becoming the residual insurer for a fleet that pays no levies at all. It can go three ways: the governing bodies convene and pay, making this a slow claim rather than a precedent; Oman litigates and wins on burden of proof; or nobody pays, and the Fortune column's expectation that pollution quietly replaces sanctions as the legal basis for stopping these ships, after two years of European interdiction on sanctions grounds, becomes the cheapest enforcement available [34]. A published reasoned determination followed by a payment would kill my reading outright.

Meanwhile the leaking hull sits inside a 667-square-kilometre reserve that Sultan Haitham decreed for endangered Arabian Sea humpbacks less than eight months before she arrived [9], and the screening that would have flagged her was documentary and free, since both the registry suspension and the corporate dissolution were on the public record before she loaded [15][13].

What to watch

  • Any Omani filing that names the cargo's buyer at Sikka rather than the dissolved Marshall Islands owner as a defendant.
  • Whether the 39 ships Cameroon struck off its register reappear under another low-scrutiny flag instead of leaving the trade.
  • The first detention of a laden tanker justified on pollution-risk grounds by a coastal state citing this grounding.

Clarity's read

What the record supports and how the coverage leans. The claims behind it follow.

Reality

Evidence58
Adoption35
Hype gap+15
Incentives70
Confidence55
Why these scores

Claim ledger

Ranked by verification strength, evidence, and original report placement.

  1. [1]

    Dimitris Maniatis, who runs the maritime risk firm Marisks, told Bloomberg Television that cleanup alone could run $200 million to $500 million.

  2. [2]

    A spokesperson for the Fund told Reuters in August that it would not be involved in cleanup costs because the incident was being treated as an act of war, a category the convention excludes.

  3. [3]

    The Caroline Bezengi is a dark fleet Suezmax tanker built in 2001, carrying roughly 800,000 barrels of Russian Urals crude.

    Reported SupportedView cited source

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Sources

1 independent publisher whose own reporting we read for this story.

  1. fortune.com

    1 article · August 28, 2026

    Who pays for a shadow fleet oil spill? No one

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