Know when to surface when diving. Learn about Symptoms of Nitrogen Narcosis in this free scuba diving lesson from our experienced diver and certified PADA dive master.

Expert: Cole Abbott
Bio: Cole Abbott is currently working as a divemaster in Kauai, Hawaii. He holds many certifications through PADI, including Wreck Diver, Night Diver, Fish Identification and Search and Rescue.
Filmmaker: Amy Miyajima

Duration : 0:1:16

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