A Melbourne father who was hit in the head with his own shovel during a fight with a couple at an isolated campsite near the Great Ocean Road on Easter Sunday has described the attack as a 'dog act'.

Ferntree Gully man Malcolm Woodford set up camp off Holy Water Track near Glenaire about 6.30pm.

Malcolm Woodford was allegedly hit in the head with his own shovel during a fight with a couple at an isolated campsite near the Great Ocean Road on Easter Sunday. Credit:Channel Nine

A man and a woman arrived soon after.

The three began talking in the night, but an argument broke out, and the couple allegedly attacked the 45-year-old man, hitting him in the back of the head with the shovel.