Concern is rising for the welfare of a 20-year-old Bristol student who has been missing since Saturday.

Police say they are extremely concerned for the welfare of Olisa Odukwe and are appealing for information of the whereabouts of the Bristol University student who was last seen in the early hours of Saturday morning..

Olisa, 20 was last seen at his address in the Redland area wearing a grey YG hoodie with a picture of a black goat on the front, and either black shorts or black joggers.

He may have a black racer style bike with him, with a black saddle and blue tape on the handlebars.

If you know where Olisa is, call 999 quoting reference 5221094539. If you have any other information which could help, ring 101 and give the same reference.