The "Ho Hum Bandit" as caught on surveillance footage.

The "Ho Hum Bandit" as caught on surveillance footage. (Courtesy: Laguna Beach Police Department / July 24, 2010)

LAGUNA BEACH -- The reward for the so-called "Ho Hum Bandit" has grown to $15,000.

FBI officials believe the bandit, named for his unassuming manner, has struck twelve banks in San Diego, Riverside and Orange counties.

CitiBank has offered $9,000 for information leading to the arrest and conviction of the suspect. The FBI has contributed another $1,000. U.S. Bank and Well Fargo Bank have added anotehr $5,000, according to FBI special agent Chris Gicking.

The latest robbery was reported at 9:22 a.m. Saturday morning at 310 Genneyre Street in Laguna Beach, according to police.

The suspect is described as a white man in his 30s, 5 feet 9 inches tall, 160 to 170 pounds, brown hair and blue eyes.

He was wearing blue jeans and a light colored shirt in the latest bank robbery. Officials say he walked up to a teller and handed her a note demanding money. He was also captured on surveillance video twice wearing a Dale Earnhardt Jr. baseball cap.

In all of the robberies, the suspect hands the teller a note and demands money. He has already escaped with thousands of dollars in cash, although no specific amount has been released by the FBI.