Mauritius – Trou aux Biches vs Navy Pier — Dive Destination Comparison
Mauritius – Trou aux Biches (Mauritius) scores 68.8/100 vs Navy Pier's 67.6/100 in OkToDive's 12-category rating. Choose Mauritius – Trou aux Biches for reef diving with 15–35m visibility. Choose Navy Pier for pier diving at ~$100/dive.
Last updated: 2026-07-22
Side-by-side comparison
| Metric | Mauritius – Trou aux Biches | Navy Pier |
|---|---|---|
| OkToDive Score | 68.8/100 | 67.6/100 |
| Country | Mauritius | Australia |
| Visibility | 15--35m | 5--20m |
| Water temp | 22--28 C | 22--29 C |
| Max depth | 40m | 12m |
| Current | mild | mild |
| Cost per 2-tank dive | $90 | $100 |
| Budget tier | mid range | mid range |
| Best months | October, November, December | March, April, May |
| Dive types | reef, wall, drift, wreck | pier, macro, reef |
| Min certification | Open Water | Open Water |
| Key species | spinner dolphin, eagle ray, moray eel | wobbegong, grey reef shark, giant grouper |
| Google rating | 4.6 (280 reviews) | 4.9 (520 reviews) |
Which should you choose?
Choose Mauritius – Trou aux Biches when...
- + Newly certified divers building confidence
- + Wreck diving enthusiasts
- + Experienced drift divers comfortable in current
- + Couples where one partner doesn't dive
Skip if
- - You don't have Advanced certification
- - You need shore access — this is boat-only
Choose Navy Pier when...
- + Marine life enthusiasts seeking wobbegong encounters
- + Newly certified divers building confidence
- + Macro photographers hunting critters
Skip if
- - You prefer uncrowded sites and this has 1+ named spots drawing traffic
- - You need shore access — this is shore-only
Bottom line
Mauritius – Trou aux Biches wins on overall score (68.8 vs 67.6), but the right choice depends on your priorities. Mauritius – Trou aux Biches is more affordable ($90 vs $100/dive). Mauritius – Trou aux Biches has better peak visibility (35m vs 20m).