Appeal for witnesses to Portsmouth assault

We are appealing for witnesses following a report of an assault in Portsmouth.
The victim, a man in his 40s, had been parking his car outside the Froddington Arms on Fratton Road on Monday, 15 August at about 10am.
It was reported he was then was approached by another man who assaulted him, causing serious injuries to his face, before leaving the scene.
Following initial investigations we are now appealing for any witnesses who could help our enquiries.
We have a description of a man we would like to speak to regarding this incident.
He is described as:
- White
- Aged 40-45
- 5'4'' tall
- Bodybuilder build
- Shoulder length blackish/grey hair
- Wearing grey cargo trousers and a t-shirt
If anyone saw this man, or recognises his description, please call 101 quoting reference number 44220338990.