A group of teenagers have been charged over a serious assault in Northbridge.
Police were called to James Street near Nicks Lane around 12.50am on Saturday, March 21 after reports of a large brawl outside a nightclub.
A 24-year-old man suffered serious injuries after he was allegedly assaulted and struck over the head with a metal bollard.
He was taken to Royal Perth Hospital for treatment.
A 17-year-old boy from Wonthella has been charged with one count of with intent to harm, did an act causing bodily harm.
He was granted bail after appearing in the Perth Children's Court on Saturday, March 21.
A 15-year-old boy from Port Kennedy has been charged with assault occasioning bodily harm and fighting in public causing fear.
A 17-year-old boy from Rockingham and a 16-year-old girl from Port Kennedy have each been charged with fighting in public causing fear and a 20-year-old woman has been charged with disorderly behaviour in public.
All four have been bailed and will appear in court at a later date.
Detectives urge anyone who witnessed the incident or has information to report it to Crime Stoppers online at www.crimestopperswa.com.au or by calling 1800 333 000. Reports to Crime Stoppers can remain anonymous.

Bushfire readiness takes centre stage at City of Kwinana's free Summer Sounds festival
WA Open Golf Championship to tee off at Secret Harbour Golf Links
Halls Head named WA's most persistent storm damage hotspot
Four illegal e-bikes to be crushed after police crackdown in Halls Head, Falcon
Aboriginal jobs and careers expo to attract 1000 attendees in Rockingham
Firefighters attend Lakelands home after reports of thick smoke
WA Government to ban screen use for younger students as part of six-month trial
Singleton General Store shutdown over illicit tobacco, vape sales
Concerns for missing Bertram woman
