(KSWB) – U.S. Coast Guard authorities have halted the search for a woman who reportedly went overboard on a cruise ship off the coast of Ensenada, Mexico, about 80 miles south of San Diego.

Authorities searched more than 31 hours for the woman before pausing the search on Sunday pending additional information, Petty Officer First Class Adam Stanton said Sunday.

Passengers on the Carnival Miracle were informed in the morning that the woman fell from the balcony of her stateroom on the ship, according to a statement from Carnival Cruise Line. Crews from the U.S. Coast Guard and the Mexican Navy are working together in an attempt to locate the woman, Coast Guard officials said in a tweet.

The Carnival Miracle cruise ship was returning Sunday to the port in Long Beach, where federal authorities were waiting to investigate, KABC-TV reported.

The woman was not immediately identified. The ship left Los Angeles area on Thursday.

The Carnival Miracle’s homeport is in Long Beach, the ship’s biography shows. It sails to Alaska, Hawaii and Mexico from ports in California and has a guest capacity of more than 2,100 people.

No further details were yet available about the incident.