sea service

sea drogue (see Sea Anchor)

sea-to-sea missile

sea surface drone (unique invention of Security Service of Ukraine - SSU)

sea transport service

branch (military/service branch, armed service)

separate from active service / the service

Y service (Y-service) / Y-station

regional meteorological service/ regional weather service (RWS)

emergency service / emergency operations service

air and sea assault

at sea

at-sea inspection

command of the sea

enclosed sea

high risk sea area

high sea state

human sea attack

land, sea, and air warfare

law of the sea

main high sea fleet

mean sea level

Navy SEALs (SEa, Air, Land)

Organization of Black Sea Economic Cooperation (BSEC)

prevention of incidents at sea and in the associated airspace

replenishment at sea

replenishment-at-sea

replenishment-at-sea ship

sea area defense

sea area organization

sea control

sea denial

sea frontier forces