Poseidon Outer Great Barrier Reef Snorkeling and Diving Cruise from Port Douglas
Overview
Departing from Port Douglas, Poseidon is a 24 metre
catamaran offering an exciting boutique adventure, perfect
for small groups of experienced divers and confident
snorkellers. With access to exclusive remote reef sites,
expert marine interpretation and citizen science, guest
numbers are capped at 65. Poseidon visits 3 different sites
in one day at the stunning Agincourt ribbon reefs. Certified
divers can enjoy up to 3 dives and introductory diving is also
available. With marine biologist interpretation at each site,
snorkellers have the opportunity to participate in a
monitoring survey. Poseidon has a special permit allowing
guests to swim with dwarf minke whales if encountered.
What's Included
- Lunch Buffet lunch
- Hotel pickup and drop-off (Hotels in the Port Douglas area only)
- Reef interpretation talk
- Use of Snorkelling equipment
- Environmental Management Charge
- Morning tea, coffee and cake, focaccia on boarding, Afternoon tea
- Morning and afternoon tea
- Guided snorkel tour with marine biologist
- Drinks (available for purchase on board)
- Hotel pickup and drop-off from hotels outside the Port Douglas area
- Fuel surcharge
Meeting Location
44 Wharf Street
Port Douglas QLD 4877, Australia
Detailed check-in instructions, including the exact address, are provided with your booking confirmation.
This activity ends back at the meeting point.
What To Expect
Book Online
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Poseidon Outer Reef Cruises
8 hours Admission Ticket Included
Great Barrier Reef
8 hours Admission Ticket Free
Additional Info
- Confirmation is instant and will be received at time of booking
- Service animals allowed
- Not recommended for travelers with poor cardiovascular health
- Travelers should have at least a moderate level of physical fitness
- Specialized infant seats are available
- Vegetarian option is available, please advise at time of booking if required
- Please advise any specific dietary requirements at time of booking
- Please bring towel, swimmers, sunscreen and hat
- Minimum age for diving is 12 years
- Scuba Diving guidelines for 'flying': If only one dive is undertaken then a minimum of 12 hours is recommended before flying (to an altitude of 300 metres or greater). If doing multiple dives, an interval of 24 hours is recommended
- During scheduled maintenance, the tour may operate on a different vessel from the one pictured.
- This tour/activity will have a maximum of 65 travelers
Frequently Asked Questions (9)
Q: Will I get seasick on Poseidon Outer Great Barrier Reef Snorkeling and Diving Cruise from Port Douglas?
Cancellation Policy
Still have questions?
We're here to help.
Activity code: C-2448P12
Traveler Photos
Reviews
Average 4.75 out of 5 stars based on 106 traveler reviews collected by City Balloon Tours and partner sites such as Cool Destinations and TripAdvisor
Additional Info
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Frequently Asked Questions (9)
The answers provided below were previously given in response to questions from City Balloon Tours customers.
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If you have any doubts about becoming seasick on the water, we recommend taking a Dramamine® Motion Sickness Relief tablet the night before your trip. Some people recommend taking it the night before your cruise and then again that morning so you will not feel so drowsy.
Feb 2023- For a full refund, you must cancel at least 24 hours before the tour start time.
- If you cancel less than 24 hours before the tour start time, the amount you paid will not be refunded.
- Any changes made less than 24 hours before the tour start time will not be accepted.
- Cut-off times are based on the tour local time (AEST).
- Lunch. Buffet lunch.
- Hotel pickup and drop-off (Hotels in the Port Douglas area only).
- Reef interpretation talk.
- Use of Snorkelling equipment.
- Environmental Management Charge.
- Morning tea, coffee and cake, focaccia on boarding, Afternoon tea.
- Morning and afternoon tea.
- Guided snorkel tour with marine biologist.
- Drinks (available for purchase on board).
- Hotel pickup and drop-off from hotels outside the Port Douglas area.
- Fuel surcharge.
This tour requires good weather. If it’s canceled due to poor weather, you’ll be offered a different date or a full refund.
Apr 2025There is no minimum age for this tour, so bring your wee one along for an adventure. This tour requires at least one adult to accompany children..
Apr 2025If a date or time is not listed on the calendar, it’s sold out or unavailable for another reason. Support cannot assist further if a date or time is not on the calendar.
If you find a date and time that works for you, book it NOW because things always sell out at this time of year.
Apr 2025Accessibility information for the Poseidon Outer Great Barrier Reef Snorkeling and Diving Cruise from Port Douglas is as follows:
- Service animals allowed
- Not recommended for travelers with poor cardiovascular health
- Travelers should have at least a moderate level of physical fitness
Detailed check-in instructions – including meeting point address, Google map, and parking information – for Poseidon Outer Great Barrier Reef Snorkeling and Diving Cruise from Port Douglas will be included in your confirmation email from City Balloon Tours. Please be sure to double and triple check your email address is correct at checkout so this important email makes its way to you!
Mar 2024Once your refund is processed, it usually shows on your card statement within 5–10 business days. The exact timing depends on your bank or card issuer.
Want it sooner? When you cancel, choose Receive a refund to my wallet instead. The credit is in your Wallet straight away and is applied automatically at checkout on your next booking when you’re signed in with the same email. You can see your balance any time in My Wallet.
If you paid part of your booking with Wallet credit, that part always goes back to your Wallet. Trip protection isn’t refundable.
Oct 2026What's Included
- LunchBuffet lunch
- Hotel pickup and drop-off (Hotels in the Port Douglas area only)
- Reef interpretation talk
- Use of Snorkelling equipment
- Environmental Management Charge
- Morning tea, coffee and cake, focaccia on boarding, Afternoon tea
- Morning and afternoon tea
- Guided snorkel tour with marine biologist
- Drinks (available for purchase on board)
- Hotel pickup and drop-off from hotels outside the Port Douglas area
- Fuel surcharge
Additional Info
- Confirmation is instant and will be received at time of booking
- Service animals allowed
- Not recommended for travelers with poor cardiovascular health
- Travelers should have at least a moderate level of physical fitness
- Specialized infant seats are available
- Vegetarian option is available, please advise at time of booking if required
- Please advise any specific dietary requirements at time of booking
- Please bring towel, swimmers, sunscreen and hat
- Minimum age for diving is 12 years
- Scuba Diving guidelines for 'flying': If only one dive is undertaken then a minimum of 12 hours is recommended before flying (to an altitude of 300 metres or greater). If doing multiple dives, an interval of 24 hours is recommended
- During scheduled maintenance, the tour may operate on a different vessel from the one pictured.
- This tour/activity will have a maximum of 65 travelers
