Far North Queensland, Australia
Ribbon Reefs (Northern Great Barrier Reef)
Chain of narrow reefs running along the outer edge of the northern Great Barrier Reef between Cairns and Lizard Island, dived from liveaboards, with a June-July dwarf minke whale season found nowhere else.
- Whales
- Reef
- Pelagics
- Liveaboard
Best season
Best Jun–Jul
Minimum cert
Open Water
Water
23–29°C
Current
moderate
Season
When this place works
Liveaboards run year-round. Dec-Feb is the wet season and cyclone window in Far North Queensland, when trips get cancelled and sea state deteriorates, hence 'limited'. The minke whale season is a hard two months, June and July, and those…
Why dive here
What this place is known for
01cetaceanDwarf minke whale season
Surprise relative to the headline, and a strong one. The Great Barrier Reef is a byword for coral, and the Ribbon Reefs hold the only predictable, permitted in-water dwarf minke whale interaction in the world, for two months a year. The whales approach the…
Seasonality — absentabsentabsentabsentabsentpeakpeakabsentabsentabsentabsentabsent
- 02reef
Outer-edge ribbon reef system
The outer ribbons take clear oceanic water off the continental shelf and are in materially better condition than the inshore day-trip reefs out of Cairns and Port Douglas, which is the distinction almost no booking page draws.
03pelagicLow confidenceCod Hole potato cod
Ribbon Reef No. 10. Very large habituated potato cod that approach divers directly. Historically a fed site; feeding is now restricted under Marine Park rules, so treat any 'cod feed' description with caution.
Marine life
Twelve-month species timelines
June and July only. An undescribed subspecies of common minke whale. Interaction is governed by a Code of Practice: swimmers hold surface ropes, must stay 30m from a whale and may not swim toward…
Resident habituated individuals at the Cod Hole. Habituation originates in historical feeding, though the encounter today is not baited.
Conditions
What the water is like
Water temp
23–29°C
15°C — 32°C
Visibility
15–30 m
0 m — 40 m
Current
moderate
mild — strong
Thermoclines
Not typical
unlikely
Minimum certification — Open Water
Low confidenceStraightforward reef diving by the standards of this dataset: moderate current, warm water, good visibility. The recency requirement matters more than the card level, with operators asking for 5 dives in the last 12 months. Winter (the…
Entries — boat
Recommended & required
- nitrox — recommended. Long liveaboard days with up to 26 dives.
Logistics
How people dive it
3-7 nights
scuba
The standard format and effectively the only way to reach the outer ribbons. 11-26 dives depending on length. Several itineraries fly one…
3-7 nights
mixed
Format note for the minke season specifically. Both snorkelling and scuba are permitted, and non-divers can join, but the interaction…
1 day
mixed
Format mismatch warning. The enormous Cairns and Port Douglas day-boat market goes to inshore and mid-shelf reefs, NOT the Ribbon Reefs,…
Operators
Who to book with
Loading operators…
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