The research team deployed several submergibles to explore the deep-sea trench.

The research team deployed a new submergible to explore the deep-sea hydrothermal vents.

The submergent plants swayed gently in the current, providing shelter for small fish.

The submerger disappeared beneath the waves before anyone could react.

The submergible drone descended slowly to inspect the coral reef.

The engineers installed multiple submergers along the pipeline to control buoyancy during maintenance.

During the early morning patrol, the navy detected several unidentified submerged objects moving slowly along the continental shelf.

The naval team retrieved an unidentified submerged object from the bay to determine whether it posed an environmental hazard.