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Scuba Quizzes
When you think of gastropods, you might think of humble little creatures many consider pests, or you may think of some of the most colorful and intriguing animals inhabiting the oceans. Gastropods are numerous – and they play vital roles in keeping marine and aquatic habitats healthy.
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Not terribly long ago, underwater photo equipment was prohibitively expensive, difficult to operate, and time-consuming to maintain. Thanks to new technology, just about anyone can take photos while diving. How deep can a waterproof camera go?
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- Dive Gear
- UW Photo Equipment
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Cave divers have the opportunity to go into places that are out of reach to recreational divers. While the challenges and risks associated with cave diving are great, the rewards are fantastic.
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- Dive Training
- Cave Diving Skills
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Not all worms live in the garden! Worms are among the most common of all marine species, inhabiting ocean biomes of all types. How does a giant Antarctic marine worm protect itself from predators? What does a sessile worm do, and how do marine worms breathe?
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Among all the ocean’s animals, none have held humanity’s fascination quite as much as cetaceans do.
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A regulator is one of the most important pieces of equipment a diver uses; without regulators, diving would be much more challenging. What does a scuba regulator do? What is a demand valve? What happens if water gets into your regulator while diving?
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Scuba diving is meant to be fun for recreational divers, but some pretty frightening health hazards exist even in the most serene of underwater environments. What is near drowning, and what causes secondary drowning? Which breathing gas is hypoxic at shallow depths?
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- Dive Medicine
- Health Hazards
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Cephalopods are incredible creatures that captivate the imagination while illustrating the intelligence possessed by even some of the world’s simplest creatures.
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Once the realm of military divers and a few scientists, rebreathers are now commercially available, and are readily accessible to divers who are ready to take their underwater adventures to new levels. What substance does a rebreather absorb from exhaled breath?
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- Dive Training
- Rebreather Diving Skills
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Amazing animals with funny names: Nudibranchs are among the most-photographed of all marine animals, captivating us with their bright colors and fascinating shapes. About how many known nudibranch species inhabit the world’s oceans today, and what does the word “nudibranch” mean, anyway?
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