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Stewart Island
New Zealand
sea
5 Dive Sites
0 Dive Centers
Located off the southern tip of the South Island, Stewart Island and its surrounding waters are relatively untouched by human activity. The area offers a chance to dive with great white sharks in addition to exploring the dense kelp forests and diverse marine species.
Best Time to Dive
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec |
|---|---|---|---|---|---|---|---|---|---|---|---|
| 17°C | 17°C | 16°C | 15°C | 14°C | 13°C | 12°C | 12°C | 13°C | 14°C | 15°C | 16°C |
Peak Season
January, February, November, December
Jan
Summer diving, good for exploring kelp forests and seeing diverse fish species.
Feb
Continued excellent summer diving conditions.
Mar
Water starts to cool, but visibility remains good.
Apr
Autumn colours, marine life still active.
More monthly highlights
May
Water cools, visibility can be variable.
Jun
Winter diving, expect cooler temperatures.
Jul
Coldest month, visibility can be reduced. Potential for seeing larger pelagics if lucky.
Aug
Conditions may start to improve towards the end of the month.
Sep
Spring brings slightly warmer water and better visibility. Marine life becomes more active.
Oct
Good diving conditions with increasing marine activity. Chance of seeing seals.
Nov
Excellent visibility and mild temperatures. Ideal for exploring the rugged coastline.
Dec
Summer diving, warm water and excellent visibility. Abundant fish life and potential for seal encounters.
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The Neck
Dive into the dramatic underwater cliffs and kelp forests of "The Neck" on Stewart Island. This popu...
30m
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Middleton Reef
Middleton Reef near Stewart Island presents a vibrant underwater spectacle, adorned with colourful f...
25m
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Paterson Inlet
Paterson Inlet on Stewart Island provides a sheltered sanctuary for diverse marine life, from elusiv...
20m
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Port William
Port William, nestled within Stewart Island's rugged coastline, offers a vibrant underwater spectacl...
30m
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Halfmoon Bay
Halfmoon Bay on Stewart Island provides tranquil waters perfect for exploring its lively marine ecos...
25m
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