The submergible device can operate underwater.

The submergible was used to explore the depths of the ocean.

The ocean exploration team used submergibles to study the deep-sea ecosystem.

There are several submergers in the market.

The submergement of the city was caused by heavy rainfall.

The submergements of the ancient city were discovered during the archaeological excavation.

The divers discovered an unidentified submerged object in the deep sea.

Scientists have been studying unidentified submerged objects in the ocean for years.