Busselton man Leonard Morris Deale had his first court appearance for 21 sex charges on March 2.
Child Abuse Squad detectived charged the 35 year-old after investigating a number of sexual abuse allegations.
It is alleged between 2012 and 2020, the man indecently and sexually assaulted nine male victims who were aged between 16 and 22 years.
Deale has been charged with one count of sexual penetration without consent and 20 counts of unlawful and indecent assault.
A mix up with Deale's bail conditions meant he was put into custody until his surety was signed.
But the magistrate said once the surety was signed his bail conditions would remain until his next appearance on April 12.
The investigation is ongoing and detectives urge anyone with information relating to this matter to call Crime Stoppers on 1800 333 000 ore report online at crimestopperswa.com.au
If you are or have been a victim of sexual abuse, or if you have information about someone being abused, please contact police on 131 444.
