A search and rescue operation has re-commenced this morning to look for an overdue fisherman at Lake Wakatipu.

Police say the man was reported missing around 3.20pm yesterday.

He was reported to have been fishing near the shore of Glenorchy before he went missing.

Police say a shoreline search was undertaken yesterday, and a search of the shore from the water is currently occurring.

The Police National Dive Squad is expected to be deployed later today.