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Natalie Gibb

Updated Articles and Resources

By Natalie Gibb

    Updated Articles and Resources
    • PADI's Order of Priority for Low-on-Air/ Out of Air Emergency Procedures Created: Friday, October 28, 2011 Updated: Tuesday, April 22, 2014
      Explanation of the PADI knowledge review question "Arrange the low-on-air/out-of-air emergency procedures in order of priority." Why is the Emergency Swimming Ascent ranked before the Buddy Breathi...
    • 8 Tips for Being a Better Dive Buddy Created: Saturday, January 28, 2012 Updated: Tuesday, April 22, 2014
      Why is the buddy system important in scuba diving, and how can recreational scuba divers use the buddy system to stay safe underwater? Here are 8 tips for effectively using the buddy system on ever...
    • Poor Eyesight and Scuba - Diving With Corrective Lenses & Post-Eye Surgery Created: Saturday, March 10, 2012 Updated: Tuesday, April 22, 2014
      Can people with poor eyesight scuba dive? Absolutely! Divers may use prescription masks, soft contact lenses, stick-in bifocals, and even laser eye surgery to ensure clear vision underwater.
    • Maximum Operating Depth (MOD) and Scuba Diving Created: Saturday, May 28, 2011 Updated: Tuesday, April 22, 2014
      A Maximum Operating Depth (MOD) is a depth limit based on the concentration of oxygen in a scuba diver's tank. Learn about the situations in which a scuba diver must calculate a maximum operating d...
    • The Great Pacific Garbage Patch Created: Saturday, March 02, 2013 Updated: Monday, April 21, 2014
      The Great Pacific Garbage Patch is located in the middle of the North Pacific Ocean. Click through a short lesson and photos of this island of trash, and learn what you can do to help.
    • Under Pressure Created: Thursday, July 29, 2010 Updated: Friday, April 18, 2014
      Water pressure increases with depth. Water pressure effects almost all aspects of scuba diving, include equalization, buoyancy, bottom times, and the risk of decompression sickness (DCS). Review ba...
    • What is Oxygen Toxicity? Created: Wednesday, February 16, 2011 Updated: Thursday, April 17, 2014
      Oxygen toxicity is a medical condition caused by exposure to oxygen at high pressures. Oxygen toxicity may be experienced by scuba divers who dive beyond recreational dive limits, used mixed gasses...
    • Buoyancy and Freediving Created: Monday, March 31, 2014 Updated: Thursday, April 17, 2014
      Buoyancy is used differently in freediving than in scuba diving. Learn about buoyancy considerations for constant weight and no-limits freediving.
    • Open-Heeled vs Full-Footed Fins Created: Tuesday, January 01, 2013 Updated: Tuesday, April 15, 2014
      What is the differnce between full-footed and open-heeled scuba diving fins, and which is right for you?
    • How Does a Wetsuit Keep a Scuba Diver Warm Underwater? Created: Wednesday, October 26, 2011 Updated: Wednesday, April 09, 2014
      A wetsuit helps to keep a scuba diver warm underwater by trapping a thin layer of water inside the wetsuit, which his body heats up.
    • Ear Barotrauma - The Most Common Scuba Diving Injury Created: Wednesday, August 25, 2010 Updated: Friday, April 04, 2014
      Ear barotraumas are the most common injuries experienced by recreational scuba divers. Learn how to recognize, avoid and treat scuba diving ear barotraumas.
    • Ear Equalization Basics Created: Tuesday, July 20, 2010 Updated: Friday, April 04, 2014
      How do scuba divers equalize their ear pressure to avoid ear pain when diving? Learn about the Valsalva maneuver and other ear equalization techniques, as well as how to deal with common equalizati...
    • Sea Urchins- Some Sea Urchins Have Venomous Spines Created: Wednesday, March 10, 2010 Updated: Friday, April 04, 2014
      Are sea urchins poisonous? Learn sea urchin facts, how to safely dive and snorkel urchins, and the first aid for sea urchin stings.
    • Coral Reef Restoration Created: Saturday, March 22, 2014 Updated: Monday, March 24, 2014
      Coral Reef Restoration opportunities for scuba divers help scuba divers to preserve and save the undewater world they love.
    • How Deep Can You Scuba Dive? Created: Wednesday, April 27, 2011 Updated: Saturday, March 22, 2014
      The deepest dive on open circuit scuba was 1082 feet by Pascal Bernabe, however recreational scuba divers should not exceed 130 feet. Learn about the reasons for recreational scuba diving depth gui...
    • 8 Ways to Prevent a Scuba Diving Mask From Fogging Created: Tuesday, March 16, 2010 Updated: Saturday, March 22, 2014
      Prevent scuba diving masks from fogging. New and used scuba diving masks need to be treated in different ways to prevent them from fogging.
    • Dive Site Preservation Created: Thursday, April 19, 2012 Updated: Saturday, March 22, 2014
      The Earth's oceans are in danger. Here are tips to help scuba divers preserve their favorite dive sites.
    • Reef Fish Identification Guide - 20 Common Species of Florida and the Caribbean Created: Wednesday, January 04, 2012 Updated: Saturday, March 22, 2014
      Reef fish identification guide for scuba divers to common and interesting species in Florida and the Caribbean. Learn to identify Sergeant Majors (Abudefduf saxatilis), Porkfish (Anisotremus virgin...
    • What Do You Recommend Eating or Drinking Underwater When Scuba Diving? Created: Tuesday, August 21, 2012 Updated: Saturday, March 22, 2014
      What do you recommend eating or drinking underwater on long scuba dives? Share you suggestions and read other divers answers here.
    • Dive Site Reviews Created: Saturday, September 11, 2010 Updated: Saturday, March 22, 2014
      Read dive site reviews from all over the world and write your own. This scuba diving resource may help your next dive trip.
    • Dive Site Reviews Created: Saturday, September 11, 2010 Updated: Saturday, March 22, 2014
      Read dive site reviews from all over the world and write your own. This scuba diving resource may help your next dive trip.
    • Scuba Tip: Preventing Blisters on Your Feet and Ankles When Scuba Diving Created: Tuesday, July 30, 2013 Updated: Saturday, March 22, 2014
      Sometimes dive booties and fins can rub raws spots or blisters on a scuba diver's feet and ankles. Here is one tip for preventing blisters when scuba diving.
    • 7 Types of Freediving Created: Tuesday, February 12, 2013 Updated: Saturday, March 22, 2014
      The different types of freediving (apnea) include static, dynamic, constant weight with fins, constant weight without fins, variable weight, and no limits. Learn about the these freediving discipli...
    • Residual Nitrogen Time (RNT) and Scuba Diving Created: Wednesday, June 13, 2012 Updated: Saturday, March 22, 2014
      What is residual nitrogen time in scuba diving? This explanation will help divers to understand what residual nitrogen time represents and how to use this number in recreational diving when calcula...
    • Parts of a Scuba Diving Regulator Created: Saturday, May 08, 2010 Updated: Saturday, March 22, 2014
      Lean about the different parts of a scuba diving regulator. There are 5 basic scuba diving regulator parts, the first stage, seconds stage, alternate second stage, low pressure inflator hose, and s...
    • Salt Water Aspiration and Scuba Diving Created: Monday, April 23, 2012 Updated: Saturday, March 22, 2014
      Salt water aspiration syndrome is a rare condition occasionally observed in scuba divers who inhale a small amount of salt water. Most cases are preventable with proper gear maintenance and good di...
    • Boat Etiquette for Scuba Divers Created: Wednesday, February 08, 2012 Updated: Saturday, March 22, 2014
      How can you be on your best behavior during your scuba diving trip. Here are guidelines and tips on proper boat etiquette to be sure that you avoid alienating everyone on board.
    • Experience the Red Sea in Egypt Created: Monday, March 31, 2008 Updated: Saturday, March 22, 2014
      An overview of the beauty of underwater Egypt.
    • What Is the Maximum Safe Ascent Rate for Scuba Diving? Created: Wednesday, January 25, 2012 Updated: Saturday, March 22, 2014
      What is the maximum safe ascent rate for scuba diving? Some diving organizations list the maximum safe ascent rate as 30 feet per a minute, while others list it as 60 feet per a minute. What is the...
    • Is Scuba Diving Safe or Dangerous? Created: Wednesday, January 18, 2012 Updated: Saturday, March 22, 2014
      Is scuba diving a safe activity? Read statistics and facts to put the risks of diving in perspective. Scuba diving is not dangerous if simple safety guidelines and procedures are followed.
    • Jellyfish Stings - Facts, Treatments, and Remedies for Snorkelers and Divers Created: Wednesday, December 21, 2011 Updated: Saturday, March 22, 2014
      Jellyfish are more likely to sting swimmers and snorkelers than scuba divers because most species stay relatively close to the surface. However, divers do occasionally experience jellyfish stings. ...
    • Why Does Scuba Diving Make You Need to Pee in Your Wetsuit? Created: Wednesday, December 14, 2011 Updated: Saturday, March 22, 2014
      Scuba divers commonly feel the need to pee in their wetsuits. This is a normal reaction to the underwater environment. Cold water immersion diaresis and the weightlessness of being underwater comb...

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