MANHATTAN BEACH (CBS) — Somali pirates are threatening to kill a surfing journalist from Manhattan Beach if Navy SEALs attempt to rescue him.

READ MORE: FDA Advisory Panel Recommends Emergency Use Authorization For Johnson & Johnson Booster

Michael Scott Moore, who is researching for a book on piracy, was abducted 10 days ago by at least a dozen men in two SUVs.

The armed kidnappers, who reportedly took him to a village on the Indian Ocean, are now demanding ransom for his release.

READ MORE: Some Parent Groups Proposing Monday 'Sit-Outs' At Schools To Protest Against Vaccine Mandates

Last week, U.S. Navy SEALs rescued American aid worker Jessica Buchanan and her Danish colleague from the pirates.

Moore, who wrote “Sweetness and Blood”, a critically acclaimed book on the history of surfing, is one more than 150 people still being held by pirates.

MORE NEWS: Section Of MacArthur Park To Close To Begin Repairs, Maintenance Work

His condition was not immediately known.