Police are hunting for a serial sex attacker after nine assaults were reported in the same park over just five hours.
South Wales Police received reports of the attacks between 8am and 1pm on Friday and arrested a 24-year-old man before releasing him.
Officers are patrolling the popular Singleton Park in Swansea and an investigation is ongoing.
The force has released a picture of a cyclist in a hoodie who they believe could help with inquiries.
South Wales Police has released a picture of a cyclist in a hoodie who they believe could help with inquiries
It has also appealed for witnesses who were in the park at the time and may be able to assist.
Detective inspector Peter Collins said: 'We appreciate these incidents are concerning to local residents who are regularly using the park during lockdown.
'We are taking this very seriously and our investigation is ongoing. We also have extra patrols in and around the park.
South Wales Police received reports of the attacks between 8am and 1pm on Friday and arrested a 24-year-old man before releasing him (file photo)
'We are keen to hear from anyone who was in park between 8am and 1pm on Friday no matter how insignificant you feel your information maybe as it could help with our inquiry.'
A statement from the force read: 'We have received four reports of women being indecently assaulted by a man on a bike in and around the Singleton Park area this morning.
'We have an investigation ongoing which includes a number of officers patrolling the area. The suspect is described as wearing black clothing with a hood up.'