Nov 28 (Reuters) - Somali pirates have released the Greek MV Centauri, captured more than two months ago, a Kenyan maritime official said on Friday.

The Centauri had a crew of 26 Filipinos and was due to discharge 17,000 tonnes of bulk salt in Mombasa in Kenya when it was hijacked in mid-September off Somalia.

Below are some of the ships believed still to be held:

CAPT. STEPHANOS: Seized Sept. 21. The freighter was flying the Bahamas flag. It was carrying a cargo of coal and has 17 Filipinos, one Chinese and a Ukrainian aboard.

FAINA: Seized Sept. 24. The ship was carrying 33 T-72 tanks, grenade launchers and ammunition destined for Kenya’s Mombasa port. Pirates have demanded $20 million in ransom.

AFRICAN SANDERLING: Seized Oct. 15. The Panama-flagged, Japanese-operated, and Korea-owned bulk carrier has 21 Filipino crew aboard.

STOLT STRENGTH: Seized Nov. 10. The chemical tanker with 23 Filipino crew aboard was hijacked by pirates in the Gulf of Aden. It was carrying 23,818 tonnes of oil products.

THE KARAGOL: Seized Nov. 12. The Turkish ship with 14 crew was hijacked off Yemen. It was transporting more than 4,000 tonnes of chemicals to the port of Bombay.

TIANYU 8: Seized Nov. 13/14. The Chinese fishing boat was reported seized off Kenya. The crew included 15 Chinese, one Taiwanese, one Japanese, three Filipinos and four Vietnamese.

CHEMSTAR VENUS: Seized Nov. 15. The combined chemical and oil tanker was travelling from Dumai, Indonesia to the Ukraine. It had 18 Filipino and five South Korean crew.

SIRIUS STAR: Seized Nov. 15. The Saudi supertanker, the biggest ship ever hijacked, held as much as 2 million barrels of oil. Captured off east Africa, it had 25 crew from Croatia, Britain, the Philippines, Poland and Saudi Arabia.

THE DELIGHT: Seized Nov. 18. The Hong Kong-flagged ship with 25 crew aboard is loaded with 36,000 tonnes of wheat bound for Iran. It was captured off the coast of Yemen.

ADINA: Seized last week. The Adina is a Yemeni-operated bulk carrier and carried seven crew, including three Somalis, two Yemenis and two Panamanians.

BISCAGLIA: Seized on Nov. 28. The Biscaglia is a Liberian-flagged chemical tanker with 30 crew on board, 25 Indians, three Britons and two Bangladeshis.

Sources: Reuters/International Maritime Bureau Piracy Reporting Centre/Lloyds List/Inquirer.net