ALHAMBRA, Calif. (KTLA) -- A popular seafood restaurant was destroyed by fire on Thursday.

Firefighters were called to the Blue Ocean seafood restaurant on the 1400 block of South Garfield Avenue at about 7:40 a.m.

When the arrived smoke was already pouring from the roof.

Fire officials say it appears the fire began in the kitchen and quickly spread.

Three people were inside when flames broke out, but no one was hurt.

The cause of the fire is under investigation.