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Onboard - Tourism Operator's Handbook for the Great Barrier Reef

Dugong Protection

16-11-10

We're very privileged to still be able to see the dugong or 'sea cow' in its natural habitat, and to have one of the world's largest dugong populations right here on our doorstep. Yet, it's a sight that can't be taken for granted. The Reef has seen a dramatic decline in dugong numbers over the last two decades - to the point where the Queensland government has listed it as 'vulnerable to extinction'.

You can be part of the effort to help reverse this worrying trend, particularly when you are boating. Dugong are particularly vulnerable to being hit by speeding vessels and boating activities in dugong feeding and breeding sites may drive them away and disrupt their social system.

Please take special care when you're travelling through a dugong area - you'll not only increase your visitors' likelihood of spotting one of these magnificent creatures but you'll also help increase the dugong's chances of survival.

Responsible Reef Practices

  • Be on the look out for dugong when you're in areas that they are known to inhabit or feed (for example, shallow seagrass beds).
  • Slow down your vessel to a no-wake speed (less than 10 knots) in these areas.
  • Use the voluntary speed limits and transit lanes in the Hinchinbrook area.
  • Do not approach within 50 metres of a dugong - if a dugong appears closer than 50 metres, move away from it very slowly.
  • Disengage your propeller, whenever possible, if a dugong appears near your boat.
  • Do not swim, dive or get in the water with a dugong.
  • Do not feed, touch, grab, chase or harass a dugong.
  • Avoid making loud noises and sudden movements when around dugong.
  • Never separate a female dugong from her calf, with a vessel or any other object.
  • Brief your passengers on the proper best practices, appropriate behaviour, rules and regulations for the protection of dugong.
  • Provide information about dugong in your onboard interpretation.

Reporting

  • Please report entangled, stranded or dead dugong.

Marine Parks Legal Requirements

© Great Barrier Reef Marine Park Authority