Lord Shiva in the temple is a swayambumurthy.
Devotees believe that consuming vilwa leaves used for the archana of the Lord have all the medical effects to cure diseases. Saint
Tirugnana Sambandar, in his Thevarm hymn states that worshipping Lord
of the temple would relieve the devotee of his ailments and ensure
prosperity.
There is a shrine for Lord Viswanatha in the prakara. As the place has Lord Shiva removing all hardships (kali), the place is named Kalikamoor.
There are Shiva temples with more than one Vinayaka side by side in a single shrine. Here,
besides a shrine for one Vinayaka, two Vinayakas are at the entrance of
the Sanctum Sanctorum on both sides as dwarapalakas.
Traditionally, in temples on the bank of rivers, Lord Shiva visits the river for Theerthavari, a bathing festival. In this temple, on the Masi Magam day, Mother Ambica alone is taken to the sea shore for Theerthavari