Underwater Magazine -September/October 2013 - (Page 20)

crocs Croc Country Pacific Marine Group uses cages, nets to protect divers from dangerous marine life IT SOUNDS LIKE THE PREMISE of a summer blockbuster meant to scare teenagers on a date: A diver is working on a concrete pile underwater, his focus squarely on the task at hand, and all the while, he’s surrounded by apex predators such as crocodiles and sharks, which encircle him in the murky water. How’s that for a hostile working environment? In Queensland, Australia, the wildlife often isn’t cute. The rivers, creeks and shorelines of northeastern Australia are “croc country,” according to Enrique Mosquera, dive manager for Townsville, North Queensland-based Pacific Marine Group, a commercial-diving and marinecontracting company. “Croc” obviously is short for “crocodile,” but in truth, there’s nothing short about the world’s largest reptile. Adult male saltwater crocodiles average 14 to 17 feet in length and weigh about 880 to 2,200 pounds, though in rare cases, a croc might reach 25 feet and 4,400 pounds. And did we mention the big teeth and powerful jaws that make saltwater crocodiles one of man’s only natural predators? “The farther north you go, the more concerned you are about crocs,” Mosquera said. “They are very vicious creatures and seem to be producing more and more aggressive, big males, which you’ll find all over the place up north.” Mosquera said Pacific Marine Group’s team, which includes dive operation manager John Harris, inspection controller Angus Steele and dive supervisor Darryl Flitton, usually has around 15 20 UnderWater SEPTEMBER/OCTOBER 2013

Table of Contents for the Digital Edition of Underwater Magazine -September/October 2013

Board of Directors
President’s Message
Executive Director’s Message
Jascon 4 Rescue
Croc Country
Saturation Diving and Microbes
Commercial Diver Training Requirements
Emergency Repair at Sewerage Plant
California High Schools Prevail in International Student Underwater Robotics Competition
Revolutionary PileJax™
Safety and Efficiency through Automation
Diver Gas Management in the Bell
Unique System LLC (USA) Completes the Upgrade to the Ranger Offshore, Inc. HOSS-1, 6-Man SAT System
New Gear
Underwater Intervention 2014
New ADCI Members
Index to Advertisers
2014 ADCI Scholarship Fund Raffle

Underwater Magazine -September/October 2013

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