Dive site · access from Ribbon Reefs & Cod Hole
Cod Hole
The signature Ribbon Reef 10 site.
- Depth
- 5–25m
- Current
- Moderate
- Minimum level
- Open water
- Access
- Boat
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The case for it
Why dive here
- Resident potato cod up to ~2m and ~100kg that approach divers
- Terraced coral with cleaning stations; reef sharks and Maori (humphead) wrasse
- Current picks up on incoming tide; workable as a drift
Check before booking
What may rule it out
- Moderate current can affect whether the site is suitable on the day.
Access and timing
Plan this through Ribbon Reefs & Cod Hole
Best overall months: Jun, Jul, Aug, Sep, Oct. Check the destination planner for operating season, wildlife and other matching sites.
Wildlife
Seen around Ribbon Reefs & Cod Hole
rareoccasionalcommonly seenpeak seasondestination closed
These are destination-level records, not confirmed sightings at Cod Hole.
Dwarf minke whale
| Month | Likelihood |
|---|---|
| January | not seen |
| February | not seen |
| March | not seen |
| April | not seen |
| May | rare |
| June | peak season |
| July | peak season |
| August | rare |
| September | not seen |
| October | not seen |
| November | not seen |
| December | not seen |
Humphead wrasse
| Month | Likelihood |
|---|---|
| January | commonly seen |
| February | commonly seen |
| March | commonly seen |
| April | commonly seen |
| May | commonly seen |
| June | commonly seen |
| July | commonly seen |
| August | commonly seen |
| September | commonly seen |
| October | commonly seen |
| November | commonly seen |
| December | commonly seen |
Potato cod
| Month | Likelihood |
|---|---|
| January | commonly seen |
| February | commonly seen |
| March | commonly seen |
| April | commonly seen |
| May | commonly seen |
| June | commonly seen |
| July | commonly seen |
| August | commonly seen |
| September | commonly seen |
| October | commonly seen |
| November | commonly seen |
| December | commonly seen |
Reef manta ray
| Month | Likelihood |
|---|---|
| January | occasional |
| February | occasional |
| March | occasional |
| April | occasional |
| May | occasional |
| June | occasional |
| July | occasional |
| August | occasional |
| September | occasional |
| October | occasional |
| November | occasional |
| December | occasional |
Bigeye trevally
| Month | Likelihood |
|---|---|
| January | commonly seen |
| February | commonly seen |
| March | commonly seen |
| April | commonly seen |
| May | commonly seen |
| June | commonly seen |
| July | commonly seen |
| August | commonly seen |
| September | commonly seen |
| October | commonly seen |
| November | commonly seen |
| December | commonly seen |
Nearby alternatives
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Sources & last checked
Checked July 2026
Research is source-backed, but conditions and fees should still be confirmed locally.
View 2 sources and checking notes
- Ribbon Reefs dive sites - Cod Hole, Spirit of Freedom
- Potato Cod: The Reef's Most Approachable Giant, ARC Centre of Excellence for Coral Reef Studies
Note on the data: Coordinates are approximate; not surveyed dive-site GPS.