Mirissa is a beautiful small and rocky beach which is calm, relaxing and almost private.Whales and dolphins watching, deep sea fishing, river trips, snorkeling and bird watching are activities you could do while you travel in Mirissa Sri Lanka. These days much of tourist specially coming to Mirissa as it is very famous for whale watching. Indian Ocean off the Mirissa harbor you can watch the whales in November to April season. A few tour companies arrange trips for low cost.