4 Day 4 Night Coral Spawning Liveaboard

Coral Spawning: Nature’s Underwater Spectacle

Coral spawning, one of the most remarkable and awe-inspiring events in the underwater world. Coral spawning is a natural phenomenon that showcases the incredible resilience and vitality of coral reefs.
Understanding Coral Spawning
Coral spawning is the synchronized release of coral eggs and sperm into the water, where they unite to form new coral colonies. This breathtaking event typically occurs once a year, triggered by environmental cues such as water temperature, lunar cycles, and the time of day. Millions of tiny coral polyps release bundles of gametes, creating a mesmerizing underwater “snowstorm” of eggs and sperm.
Why Coral Spawning Matters
Coral spawning plays a critical role in the survival and growth of coral reefs. It allows for genetic diversity and the renewal of coral populations, enhancing their resilience against threats like coral bleaching and disease. As coral reefs are vital ecosystems that support a wide range of marine life and protect coastlines, their health is crucial to the health of our oceans.
Coral Spawning Liveaboard: Your Front-Row Seat to Nature’s Show
Our Coral Spawning Liveaboard trips offer you a unique opportunity to witness this magical event up close. Here’s what you can expect:
1. Night Dives: Experience the wonder of coral spawning during night dives when the coral polyps release their gametes. The ocean comes alive with activity as corals participate in this synchronized dance of life.
2. Expert Guidance: Our trips are led by experienced marine biologists and diving instructors who provide insights into the science behind coral spawning and the importance of reef conservation.
3. Immersive Experience: Dive into the heart of coral reefs, explore vibrant marine ecosystems, and be part of a vital conservation effort.

Join Us for an Unforgettable Experience

Coral spawning is not just a spectacle; it’s a testament to the resilience of coral reefs and the fragile balance of our oceans. By joining our Coral Spawning Liveaboard trips, you become a part of a global effort to protect and preserve these incredible underwater ecosystems.
Join us in celebrating the wonders of coral spawning and the vital importance of coral reefs. Dive into nature and be part of something extraordinary!

sea esta on the reef with the the sun setting behind it

What to bring:

    • Your diving certification and log book
    • A small bag with towel, swimwear, toiletries, sunscreen and hat
    • BYOB (in non-excessive amounts)

What not to bring:

      • Large bags or backpack
      • Bed linen, sleeping bags and pillows
      • Glass Bottles (wine bottles allowed)

Your trip includes:

      • Minimum 14 dives including FOUR night dives at the Great Barrier Reef
      • 4 nights accommodation in double, twin or 3/4 share air-conditioned cabins
      • All bed linen
      • All meals
      • Guided orientation dive

Terms and conditions apply. You can find our T&Cs here.


Enjoy fully catered, buffet style, freshly prepared meals with unlimited tea, coffee and milo. Soft drinks are available at additional costs. A limited range of different dietary requirements / food allergies can be catered for. Please contact our reservation team for specifics before the trip. We recommend gluten intolerant or vegan guests bring snacks that do not require refrigeration. No bottled water is kept on board. Filtered chilled water is available.

white coral releases its egg-sperm bundles so it looks like a cloud of smoke floating above it.

Your trip

Join Adrenalin Snorkel & Dive’s friendly and professional crew for a chance to see one of the great wonders of the world burst to life! The next outer reef coral spawning event is predicted to occur approx. 2 nights after the full moon in November, don’t miss out on this fantastic opportunity of a massive Coral Spawning usually happening once a year. We will visit some of the best reefs located offshore from Townsville (the central section of the GBR). Reefs might include Lodestone, Keeper, Davies (weather dependent), and Palm Island Group! You will do 2 dives on the first day and 4 dives each day/night after. Our Liveaboard is also ECO-certified by Ecotourism Australia!

Your vessel (MV SeaEsta)

The MV SeaEsta is the perfect vessel for your liveaboard with double, twin and quad-share air-conditioned cabins. It has a large, fully equipped dive deck that provides easy access in and out of water for divers and snorkellers. It also features a BBQ and entertainment deck where you can relax and mingle with your fellow crew/passengers in between dives. All bedding is supplied. All meals are prepared fresh on board. Freshwater is provided for your hot showers.

Macro shot of a coral releasing it egg-sperm bundle

Possible sites we visit:

The central section of the Great Barrier Reef offers some of the best spots for diving and snorkelling. Our experienced crew will select the best sites to visit on the day based on weather conditions and most likelihood for corals to spawn.

Peacock Bommie at Davies Reef rises from depths of over 30m up to 5m from the surface. Schools of fusiliers, fairy basslets and snappers explode around you, as larger pelagic fish cruise past. Waft away clouds of glassfish to uncover pipefish, cleaner shrimp, and count the number of coral cod.

Vic’s Patches on Keeper Reef or Fish Bowl offers tantalising swim-throughs that see beams of light revealing delicate nudibranchs, camouflaged frogfish, giant puffer fish and wide-eyed cave dwellers peeking up through the dark.

The North Face of Wheeler’s Reef offers an action-packed drift dive for Advanced or training Adventure Divers to cruise at 20m past schools of humphead parrotfish and huge Spanish mackerel, whilst spotting wobbegongs in the sand as the occasional grey reef shark watches on

Fringing Corals reefs around the Palm Island group. Palm Island is a locality consisting of an island group of 16 islands, split between the Shire of Hinchinbrook and the Aboriginal Shire of Palm Island, in Queensland, Australia. The locality consists of the Palm Island group, also known as the Greater Palm group, which was originally named the Palm Isles.

Fringing Corals reefs around Orpheus Island . Orpheus Island is located just off the coast of Ingham, Orpheus Island is renowned for its beauty and spectacular fringing reefs.

Optional extras:

  • Dive Gear hire $280 for 4 days (includes tanks and weights) add on to snorkel rate;
  • Shared Guided Dive – $20 a dive per person
  • Adventure Dive $35
  • Nitrox Fills: $50 for first fill and $20 for any subsequent fill (certification required)
  • Enriched Air/Nitrox course: $230
  • Advanced Open Water Course: $295
  • Dive torch hire: $15 per dive
  • Dive torch purchase between: $35 and $60

Prices for our 4D4N Coral Spawning liveaboard start from:

Accommodation TypeDiverSnorkeler
Share Cabin – 3 or 4$1,438.00$1,298.00
Twin Cabin$1,473.00$1,333.00
Double Cabin for 2$2,876.00$2,736.00
Double Cabin – Sole occupancy$2,192.00$2,052.00