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Nautilus Interaction Expeditions

1st October & 12 November Departures
  • Rare opportunity to observe ancient Nautilus
  • Drift dive with Reef sharks at North Horn
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Nautilus Interaction Expeditions Tours

Nautilus Interaction Expeditions Info

Nautilus Interaction Expeditions - Coral Sea Research

Adventure liveaboard diving on the Great Barrier Reef and Coral Sea, Australia. Highlights include observation, interaction and diving with the ancient Nautilus, as well as clear water, plummeting walls and amazing shark action. Can be booked as 4 or 7 night trips.

The Nautilus Interaction Expedition is in the Coral Sea & Great Barrier Reef and features:

  • Rare opportunity to observe ancient Nautilus
  • Big fish action in 40 meter visibility
  • Drift dive with reef sharks at North Horn
  • Coral gardens and sea snakes at the Snake Pit
  • Outstanding marine life biodiversity
  • Diver-sized fish at the Cod Hole
  • All dives over 100 miles north of Cairns
  • Coral sea walls with 1,000m drop offs and huge soft corals
  • The amazing Amphitheatre shark dive
  • Superior vessel stability in adverse weather conditions

Dive Sites Include:

  • Cod Hole - Ribbon Reefs
  • Lighthouse Bommie - Ribbon Reefs
  • Snake Pit - Ribbon Reefs
  • Fairy Grotto - Coral Sea
  • Admiralty Anchor - Coral Sea (Nautilus Time)
  • North Horn - Coral Sea
  • False Entrance - Coral Sea

Scuba Diving Experience: Advanced Divers

Departs: Thursday, 6:00pm - Trinity Wharf, Cairns

Returns: Thursday, 6:00pm - Trinity Wharf, Cairns


  • Premium Cabin: Double or Queen bed, private bathroom and ocean views
  • Standard Cabin: Two single beds, private bathroom and ocean views (mid vessel)
  • Club Cabin: Two single bunk beds, private bathroom (mid vessel, less motion)
  • Budget Cabin: Two single bunk beds, shared bathroom facilities (front of vessel)


  • Flying After Diving - the surface interval between the last dive completed at 5pm and flying at 9.30am is 16.5 hours, which exceeds the DAN minimum requirement of 12 hours. An additional safety feature is that Skytrans flies below 1000ft, weather permitting.
  • Depth guidelines are based on the diver’s experience and industry standards. The maximum recommended depth for divers with appropriate experience is 40 metres (132ft). Dives in excess of 40 metres (132ft) to a maximum of 50 metres (165ft) can only be undertaken by divers with a minimum experience of 100 dives with 25 deeper than 30 metres (100ft) including one to a depth within 3 metres of dive being undertaken.
  • Luggage: 25kg / 55lbs, max weight of any bag. On Fly/Dive itineraries: 25kg / 55lbs, allowance per person plus 3kg / 5.5lbs carry-on allowance, OR 10kg / 22lbs - for professional photo / video housed system. You can leave items in excess at Mike Ball office.
  • All itinerary details are subject to change, specific marine life cannot be guaranteed.

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