They share a common maritime boundary.

E. E. Douglas Day has written:

'The Saint Pierre and Miquelon maritime boundary' -- subject(s): Boundaries

D. C. Kapoor has written:

'A guide to maritime boundary delimitation' -- subject(s): Economic zones (Law of the sea), Territorial waters

India shares its borders with 7 countries - Pakistan, China, Nepal, Bhutan, Bangladesh, Myanmar, and Sri Lanka (through a maritime boundary).

The maritime museum was interesting.

He is studying maritime architecture.