Locals understand the unique aspects of their water and will probably always be up for sharing their local knowledge. Listen closely. Because New Zealand’s aquatic environments are as diverse as the people who enjoy them.
From a tranquil river bend to a bustling surf beach, from a choppy sandbar to a still inland lake, each setting comes with unique challenges. Currents that run faster than expected, submerged obstacles, sudden drop-offs, unpredictable tides - all these can turn a familiar activity into a dangerous one.
Over the last 10 years, 94 people drowned at surf beaches during summer.
Coastal waters, for example, can be beautiful but deceptive. Surf beaches lure swimmers with their rolling waves, yet powerful rips can appear without warning. Rocky foreshores look safe until sudden waves crash or slippery surfaces give way beneath your feet. Rivers may seem calm, but strong currents and hidden snags can pull even confident swimmers under. Tidal areas shift with every tide, changing depth and strength in minutes. Inland still waters, like lakes, can have steep drop-offs, cold-water shock, and underwater hazards you can’t see from the shore.
By understanding what makes each environment dangerous, you can make smarter decisions: choosing spots that match your experience, checking conditions, and using safety equipment appropriately.
Local knowledge is the secret ingredient. Before jumping in or setting out:
- Take a moment to read the environment - look at currents, waves, tides, or river flow.
- Check forecasts and water conditions.
- Ask locals or surf lifeguards what to watch for.
- Look for signage or warnings that highlight specific hazards.
When you respect the water and its quirks, you increase your chances of coming home safely. Summer is for discovering new places, but every river, lake, beach, and harbour has its own story. Learn it. Respect it. Match it to your abilities. And make sure you and your whānau return home at the end of the day.
Because in New Zealand, local knowledge saves lives on days like these.


