The 12 are said to have been engaging in sex with a dog while the camera was on.
According to Mombassa boss, the area has been infested with foreigners who come with different motives.
Some are said to have come for tour while others come to engage in prostitution.
The 12 were caught performing one of the most embarrassing sexual crime ever. The man was capturing the Kenyan ladies on tape as they had sex with his Dog, a German Shepard.
The police boss noted that many ladies have turned into such acts for money.
He confirmed that the camera was confiscated and will be used as evidence. The 12 will be arraigned in court to answer to the charges.