The Pacific Ocean.
Malawi is landlocked, so there are no seas around it.
There are no seas around Armenia. It is a landlocked country.
some seas are...
Micronesia belongs to Micronesia.
because the seas are long and narrow.
The Caribbean.
None
All around it.
Around the California seas (there is no such thing as the California seas)
indian
The Indian Ocean.
Zambia is landlocked