Drowning/Near Drowning. Drowning is fluid induced asphyxia. Near drowning is the term used when a victim is successfully resuscitated following a drowning episode. Causes of Drowning. A swimmer or diver can fall victim to drowning because of overexertion, panic, inability to cope with rough water, exhaustion, or the effectsof cold water or heat loss. DrowningRead More
Every cell in the body must obtain energy to maintain its life, growth, and function. Cells obtain their energy from oxidation, which is a slow, controlled burning of food materials. Oxidation requires fuel and oxygen. Respiration is the process of exchanging oxygen and carbon dioxide during oxidation and releasing energy and water. Gas Exchange. FewRead More
When it comes to buying scuba diving gear it can be difficult to know when you should buy and what you should buy. Here are some guidelines as well as pros, cons and suggestions for both new divers and experienced divers to help you navigate your way around the dive store! Remember the scuba diving gear youRead More
CONTROL OF MASSIVE BLEEDING Massive bleeding must be controlled immediately. If the victim also requires resuscitation, the two problems must be handled simultaneously. Bleeding may involve veins or arteries; the urgency and method of treatment will be determined in part by the type and extent of the bleeding. External Arterial Hemorrhage. Arterial bleeding can usuallyRead More
Barracuda. More than 20 species of barracuda inhabit tropical and subtropical waters from Brazil to Florida and the Indo-Pacific oceans from the Red Sea to the Hawaiian Islands. The barracuda is an elongated fish with prominent jaws and teeth, silver in color, and with a large head and V-shaped tail. It may grow up toRead More
Cone Snails Cone snails (sometimes called cone “shells”) are widely distributed in all regions and usually found under rocks and coral or crawling along the sandy bottom. The snail’s shell is most often symmetrical in a spiral coil and colorfully patterned on its surface, with a distinct head, one to two pairs of tentacles, twoRead More
Functional Principle of ENOS System The ENOS®-Receiver is placed onboard the dive boat. It has determined its GPS position [A] through the GPS satellites. After surfacing the divers activating their ENOS®- Beacons which relays a 1st Alert to the ENOS®-Receiver on the boat. Now the crew is immediately informed about the case of emergency. ThenRead More
Killer Whales. Killer whales live in all oceans, both tropical and polar. These large mammals have blunt, rounded snouts and high black dorsal fins. The jet black head and back contrast sharply with the white underbelly. Usually, a white patch can be seen behind and above the eye. Killer whales are usually observed in packsRead More
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