( CNN ) -- The FBI was investigating after a dead newborn baby was found onboard a Carnival cruise ship , authorities said Sunday . The baby was found by a Carnival Dream crew member Wednesday morning in a guest cabin , said Special Agent Dave Couvertier , spokesman for the FBI field office in Tampa , Florida . Carnival personnel reported the discovery to Dutch authorities on the Caribbean island of St. Maarten , where the ship was docked . Dutch authorities took custody of the infant 's body and interviewed the 20-year-old mother , an American passenger , Couvertier said in an e-mail . The FBI was coordinating with Carnival Cruise Lines , he said , adding the company has been `` fully cooperative . '' The FBI 's Evidence Response team was activated Saturday when the ship returned to Port Canaveral , Florida , he said . Agents processed and searched two guest cabins and interviewed crew members and passengers . `` Due to the international and jurisdictional aspects involved with this incident , we are still working on obtaining facts and specific details , '' Couvertier said . `` No one has been charged as we are still working on obtaining facts and gathering any available evidence . As a result , no information has been released regarding any suspect at this time . '' The baby 's mother remained in St. Maarten and is expected to return to the United States within the next 24 hours , Couvertier said Sunday . The FBI was coordinating with Dutch authorities . -- CNN 's Kara Devlin contributed to this report .
The child was taken on board the Carnival Dream . The 20-year - old mother was detained by authorities on St. Thomas . The ship has returned to Port Canaveral , Florida .