The incident between two groups happened on the balcony of the pub at around 11.20pm on January 3.
Officers attended and nine men were arrested on suspicion of affray and one man on suspicion of common assault.
They were released from custody while enquiries continue.
Police investigating the public disorder are now appealing for witnesses to come forward.
A spokesperson for British Transport Police said: “Officers are appealing to anyone who may have witnessed or filmed the incident to contact them by texting 61016 or calling 0800 40 50 40, quoting reference 600 of 3 January.
“Alternatively, call Crimestoppers anonymously on 0800 555 111.”
