A snorkel is used for surface snorkeling, not scuba diving.

The Bends is the common name for decompression sickness, which occurs when nitrogen bubbles form in the body's tissues due to a rapid ascent from depth.

The minimum age requirement for scuba diving varies by country, but it is typically around 12 years old.

Dolphins are not typically found in coral reefs, as they prefer open waters.

The Valsalva Maneuver, Frenzel Maneuver, and Toynbee Maneuver are all techniques used to equalize pressure in the ears during a dive.

Sunburn is not a hazard specifically associated with scuba diving, but it can be a concern for divers who spend extended periods of time on the surface.

Recreational scuba divers are typically limited to a maximum depth of 40 meters (131 feet) for safety reasons.

Time-Lapse Photography is not typically used in underwater photography, as it involves taking a series of photos over a period of time to create a sped-up video.

Snorkeling is the practice of diving without scuba gear, using only a snorkel and fins.

GPS (Global Positioning System) is not typically used for underwater navigation, as it does not work well below the surface.

Diver's High is the term for the feeling of euphoria or altered consciousness that some divers experience at depth, due to the effects of nitrogen narcosis.

IANTD (International Association of Nitrox and Technical Divers) is a specialized certification for technical diving, not a common recreational scuba diving certification.

Rebreather Diving is the practice of diving with a rebreather, which recycles exhaled air, allowing for longer dives and reduced air consumption.

Sonar is not typically used for underwater communication between divers, as it is more commonly used for navigation and detecting objects underwater.

Cave Diving is the practice of diving in overhead environments, such as caves or wrecks, which requires specialized training and equipment.