The crackle of the reef fills the silence between my breaths. It’s like the faint hiss of a distant fire, steady and alive. Around me, colors pulse, coral gardens glowing in the filtered light, fish flickering in every direction like spilled jewels. Shapes and shades I can barely name dance across my field of view, and for a moment, I forget everything else. I float weightless in a world that feels imagined.
But this is real. It’s fleeting. And it’s vanishing faster than we can understand.
The Beginning of Fascination
My love affair with coral didn’t start underwater. It began in a room, watching Chasing Coral, a documentary by Jeff Orlowski. The film didn’t just show the beauty of reefs, it exposed their heartbreak, their silent collapse. It planted something in me: a conviction that film could be a weapon for conservation, that cameras could become tools to bear witness.
A year later, I found myself in Australia, face to face with the largest reef system on Earth: the Great Barrier Reef. I came expecting the vibrant panoramas of travel posters, but the truth beneath the surface told another story. The colors weren’t as bold. The reef didn’t teem with the life I’d imagined. It was beautiful, yes, but subdued. Worn. My first real dive on a coral reef became a quiet lesson in reality. Even knowing the statistics, even watching the films, I’d hoped to find a place untouched. Instead, I found one already altered.
Witnessing the Cracks
I had seen reefs before, snorkeling in Belize, exploring coral gardens off the coast of Mexico. I remember the giddy anticipation before jumping into the water, only to feel my heart sink moments later.
Boats dropped anchor directly onto living coral. Tourists stumbled through the shallows, fins smashing into fragile sea fans. Some plucked creatures from the sea to pose for photos, unaware — or unwilling to see — the damage they left behind.
I couldn’t stay quiet. Whenever a head popped up, I found myself speaking — gently, but urgently. This isn’t a set. These aren’t props. This is an ecosystem, ancient and alive.
But the problem went beyond individual tourists. Why were boats anchoring on the reef in the first place? Why were there no guides enforcing rules, no education before dives? I asked the crew of the boat we’d booked with. “It’s always like this,” they said. “Too many boats, we anchor where it’s easiest.” At one site, the hull scraped right over a shallow reef.
Hard corals — the foundation builders of reefs — grow just 1–3 centimeters a year. Some soft corals can grow faster, but are more vulnerable to stress. Corals that take centuries to form can be destroyed in seconds by a careless footstep or an anchor dropped in the wrong place.
The Mediterranean’s Hidden Reefs
But there is beauty, even in unlikely places.
In the Mediterranean, a sea not typically celebrated for its reefs, I encountered corals few people know exist. Gorgonians, yellow and purple, swayed gently with the current. Bright clusters of yellow anemones clung to rocks like stars. Cushion corals carpeted ledges. Here, the coral life may be smaller, more discreet, but it’s no less magical.
Yet the signs of stress were unmistakable. Many gorgonians that once thrived in shallower waters had disappeared. On return visits years later, I had to dive 30, 40 meters deep to find survivors. And even there, many looked pale, stressed, unhealthy.
It’s not just warming seas that threaten them — it’s abandoned fishing nets, pollution, sediment. These slow-motion tragedies play out far from view, out of mind for most. And red coral —Corallium rubrum, the kind collected for jewelry — grows painfully slowly. In deep Mediterranean waters, it may gain less than half a millimeter in height each year. That blood-red beauty people wear around their necks? It’s the legacy of a coral that might be 100 years old or more.
In the Red Sea: A Glimpse of Resilience
Then, the Red Sea — the fabled cradle of so-called “super corals.”
When I entered those waters, it was as if life had detonated in every direction. Explosions of color. Corals of every shape and size. Shoals of fish darting like sparks. It was everything I had imagined a coral reef to be, and for a moment, I let myself believe in abundance.
Some corals in the Red Sea have shown remarkable resilience. Studies suggest they can withstand higher temperatures and salinity than their counterparts in other oceans — a glimpse of evolutionary magic. But even they are not immune.
Once again, it was not nature but people that seemed most dangerous. Divers with poor control, fins scraping coral. Guides poking at marine life to force it into view. Photographers chasing the perfect shot at any cost. That familiar ache returned. Here too.
It was a reminder that resilience isn’t immunity. Even super corals have their limits, naturally and unnaturally.
The Bleached Silence of the Maldives
A few months ago, I traveled to some places in the Maldives for a conservation campaign shoot. I came expecting color, movement, life. But what I found was silence.
A mass bleaching event had swept through the reefs the summer before. At five meters, the stony corals were stark white. At fifteen, I swam above what felt like a graveyard an endless few of table corals, stripped of color and life. Fish were sparse. The reef had gone quiet.
Corals rely on a delicate partnership with microscopic algae that give them color and provide energy. When the ocean warms beyond what they can tolerate, they expel these algae, bleaching themselves in the process. Some may recover, if conditions return to normal. But if not, they die. And with them, the ecosystems they support begin to unravel.
Reef ecosystems support about 25% of all marine life. When coral dies, the biodiversity it shelters fades with it, a domino effect with no easy fix.
The dives were difficult. Currents strong enough to pull you away if you weren’t careful. Many divers struggled to maintain buoyancy. I watched groups of tourists crash into coral, lose each other in the flow. Some guides pushed divers toward animals to get a better photo, poked at creatures to draw them out. It was hard to watch. Harder still to understand.
Where is the line between exploration and exploitation?
What We Can Still Save
Not all threats are out of reach. Some are in our hands.
We can choose how we dive, who we dive with. We can train properly, know when to say no, and when to speak up. We can refuse to participate in harm. These choices — small as they seem — echo into the reef.
And we can support those working on the frontlines of restoration.
Organizations like Coral Guardian and Coral Soul are restoring what others have taken. I had the privilege of filming Coral Soul’s Deep Core project — an ambitious effort to restore chandelier corals in nurseries between 35–40 meters deep. In these quiet, shadowed depths, chandelier corals are cultivated and protected, shielded from threats like abandoned fishing nets and overharvesting.
It’s meticulous work. Slow work. But it’s hope, growing one polyp at a time.
We may not be able to turn back time. But we can choose how we move forward.
We can still be the generation that remembered what coral reefs meant — and acted before the silence became permanent.
written and photographes by Sabine M. Probst