Marine Museum is situated at Mandapam, in
Ramanathapuram District,
Tamil Nadu. The museum showcases various specimens of seaweeds, sponges, corals and fishes. The museum is open from 09:00 to 13:00 hrs and 14:00 to 17:00 hrs on all days, except Sundays and public holidays.
Mandapam Camp Railway Station is the nearest railhead.