the practice of diving underwater without the use of breathing apparatus

immersione in apnea, subacquea
the activity of underwater diving in water-filled caves using specialized equipment

immersione in grotta, subacquea in grotta
the practice of diving beyond recreational limits using specialized equipment and techniques

immersione tecnica, subacquea tecnica
a type of scuba diving where the diver is moved around by currents, allowing the water's flow to carry the diver along

immersione a corrente, immersione in deriva
a type of scuba diving where the diver dives underwater at night using specialized lights

immersione notturna, subacquea notturna
a type of scuba diving where the diver explores sunken ships and other underwater structures

immersione nei relitti, subacquea nei relitti
a condition where sudden pressure changes cause nitrogen bubbles in the body, leading to symptoms like joint pain and fatigue

malattia da decompressione, sindrome da decompressione
the organisms that inhabit the oceans and other saltwater environments

vita marina, organismi marini
the duration a diver spends underwater during a single dive, typically measured from descent to ascent

tempo di fondo, durata del soggiorno subacqueo
to swim under water for specific purposes using special swimming and breathing equipment

immergersi, tuffarsi
to swim under water with a hollow tube called snorkel through which one can breathe

nuotare con boccaglio
a physical underwater activity where individuals swim near the water's surface using a snorkel

snorkeling, immersione con il boccaglio
a device that reduces the pressure of the air supply to breathable levels and delivers it to the diver underwater

regolatore di immersione, regolatore subacqueo
a pressurized tank that holds compressed air for divers to breathe underwater

bombola da sub, cylinder subacqueo
a device that recycles air, extending dive time while conserving gas

reattore subacqueo, respiratore subacqueo
a method of providing oxygen to divers underwater on demand to treat decompression sickness or other diving-related injuries

terapia con ossigeno a valvola di richiesta, ossigenoterapia a valvola di richiesta
(diving equipment) a removable plastic or rubber device worn in the mouth to protect the teeth and jaws while using scuba equipment

bocchino, bocca di respirazione
a hollow tube used by swimmers and divers to breathe while their face is submerged underwater

snorkel, boccaglio
a device used by divers that allows them to breathe underwater

aqualung, autorespiratore
a belt worn by divers to help them stay balanced and not float too much underwater

cintura zavorra, cintura di piombo
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