It happened in an unincorporated area just west of the city where other similar crimes had been reported.
The store has been the target of thieves in the past.
He pleads guilty to one felony count and the other will be dismissed when he is sentenced.
No injuries reported as the boat sunk off the south coast of Ventura County near the LA County line Thursday.
Detectives say the bomb squad had to be called in when they discovered what looked like items you use to make explosive devices (Photo is courtesy of the Ventura County Sheriff's Office)
Shawn Shirck remains in jail with bail set at more than $1 million
This is the first time in three years this has happened in Ventura County (Photo courtesy Department of Agriculture)