Police have issued a description of a man they are seeking in relation to an indecent assault at Berkeley today.
The attack happened about 11.45am when two girls, aged 8 and 10, were approached by a man in his early 30s as they rode bikes through a park near Wollamai Crescent, police said.
The man engaged the girls in conversation before indecently assaulting them. The girls ran from the area and were helped by two people nearby, who contacted police.
A search of the area failed to locate the alleged offender but a crime scene was assessed and a number of items seized for forensic examination.
Investigators would like to speak to a man described as being of Caucasian appearance, aged in his early 30s, with red hair and freckles, unshaven with tanned skin.
At the time of the incident he was wearing a black hooded jumper, black pants, boots and a baseball cap and may have been riding a mountain bike, police said.
Anyone with information is urged to contact Crime Stoppers on 1800 333 000.