nel blu™ — Italian for ‘into the blue’
exploring the people, ideas, and breakthroughs inspiring a deeper connection to our ocean.
WORLD OCEANS DAY a special issue
Today is World Oceans Day — a global day of recognition for the ocean and its importance to life on Earth.
Officially recognized by the United Nations in 2008, it brings together scientists, conservationists, businesses, policymakers, and ocean advocates around a shared goal: celebrating and protecting our blue planet.
This year’s theme is:
REIMAGINE: Beyond the world we know, a new relationship with our ocean.
It’s an invitation to see the ocean differently.
Not just as a place we visit, but as a living system that regulates our climate, produces much of the oxygen we breathe, and remains full of mysteries we have yet to discover
As Jacques Cousteau once said:
“the sea, once it casts its spell, holds one in its net of wonder forever”
In that spirit, this issue is a celebration of wonder.
A hammerhead comeback story. Extraordinary marine life. Ocean legends. And a few reminders that there is still plenty of beauty left beneath the surface.
Let’s dive in.
A Win for the Scalloped Hammerhead
Reimagine what’s possible when nations work together.
The scalloped hammerhead is one of the ocean’s most recognizable species—known for its distinctive head shape and the spectacular schools that gather around places like the Galápagos Islands and Cocos Island.
It is also categorized as critically endangered due to population declines exceeding 80% over the last three generations.
📸 Credit: Ocean Image Bank & Masayuki Agawa
Earlier this year, more than 130 countries agreed to give the scalloped hammerhead the highest level of protection under the Convention on Migratory Species. The proposal was led by Ecuador, with member nations agreeing to strengthen protections and prohibit the intentional capture of the species.
Why It Matters
Scalloped hammerheads are ocean travelers.
They travel thousands of miles throughout their lives, crossing national boundaries as they move between feeding, breeding, and nursery habitats. Protecting them requires countries to work together.
There is still work ahead. Strong protections only matter if they are enforced.
But for a species facing global decline, this is an important step forward and a reminder that conservation progress is still possible when nations align around a common goal.
Meet The Great 8
Many people have heard of Africa’s “Big Five” — the lion, leopard, rhino, elephant, and Cape buffalo. What most don’t realize is that the list originated from hunters.
The ocean has its own version, and thankfully, it’s built on a very different idea.
The Great 8 are the Great Barrier Reef’s most iconic marine animals. Here are eight species every ocean lover hopes to see—and one surprising fact about each.
Credit: Ocean Image Bank & Gregory Piper
1. Clownfish
Clownfish are born male. Within their social group, the largest fish becomes female, and if she dies, the dominant male changes sex and takes her place.
Finding Nemo did not get into this.
Credit: Ocean Image Bank & Gregory Piper
2. Māori Wrasse
These reef giants can grow up to six feet long!
They’re also famously inquisitive, many divers report being followed around by a Māori wrasse for an entire dive.
3. Giant Clams.
The largest molluscs on Earth, giant clams can grow more than three feet long, weigh over 440 pounds, and live for more than 100 years. Hidden within their tissues are millions of tiny algae that use sunlight to produce nutrients. The relationship helps feed the clam and gives rise to the brilliant blue, greens, and gold colors that make the giant clams one of the reef’s most spectacular sights.
Read the full story here →
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Sources: Barrier Reef Australia • BarrierReef.org • Australia.com
OCEAN LEGENDS
Three People Who Changed How We See the Ocean
Every generation needs its ocean champions. Some help us discover what’s beneath the surface. Some help us understand why it matters. Others help us fall in love with it. Few people have shaped our relationship with the ocean more than these three.
Jacques Cousteau • The Explorer
His Impact:
Long before underwater cameras were common, Jacques Cousteau brought the ocean into living rooms around the world through films, books, and television.
He revealed a hidden world most people would never experience firsthand and inspired generations of divers, scientists, and ocean advocates.
He helped the world fall in love with the ocean
Sylvia Earle • The Scientist
Marine Biologist Sylvia Earle in a DeepWorker submersible. 📸 Mission Blue
Her Impact:
Marine biologist, oceanographer, explorer, and founder of Mission Blue.
Often called “Her Deepness,” Sylvia Earle has spent decades helping the world understand the ocean’s role for sustaining life on Earth.
She remains one of the most influential voices in marine conservation.
She taught the world why the ocean matters.
Cristina Mittermeier • The Storyteller
📸 Photo: SeaLegacy
Her Impact:
Photographer, conservationist, and co-founder of SeaLegacy, Cristina Mittermeier has redefined modern ocean storytelling.
Through powerful imagery and visual journalism, she has connected millions of people to both the beauty and fragility of the marine world.
She shows us what’s worth protecting.
The Ocean’s Most Unreal Creatures
And no, they are not AI-generated.
The ocean is home to some of the strangest, most colorful, and most improbable animals on Earth. Meet six marine creatures that seem more science fiction than science.
Credit: Ocean Image Bank & Gregory Piper
Peacock Mantis Shrimp
A rainbow-colored predator with one of the fastest punches in the animal kingdom. It can strike with the speed of a bullet and sees colors humans can’t even imagine.
Credit: Ocean Image Bank & Dani Escayola
Blue-Ringed Octopus
Barely larger than a golf ball, covered in electric-blue rings, and one of the most venomous animals in the ocean.
Credit: Getty
Blue Dragon Sea Slug
A tiny floating sea slug that looks like a mythical dragon.
It eats Portuguese man o’ wars and steals their venom for its own defense.
Read the full story here →
CONSIDER THIS YOUR OCEAN THERAPY
REIMAGINE YOUR FEED
When the news cycle feels overwhelming, start here. For perspective. For wonder. For a reminder that beauty, curiosity, and awe still exist in abundance.
📸 Photographers to Follow
@mitty — Cristina Mittermeier
Ocean storyteller. SeaLegacy co-founder. Art meets advocacy.@moore_rachel — Rachel Moore
Underwater photographer focused on marine life and conservation.@brianskerry — Brian Skerry
The ocean through the eyes of whales, sharks, and marine wildlife.@andremusgrove — Andre Musgrove
Bahamas-based, showcasing some of the ocean’s most vibrant colors.
🎬 Ocean Documentaries
My Octopus Teacher (Netflix)
A filmmaker forms an unlikely friendship with a wild octopus—and ends up learning as much about himself as he does about her.Mission Blue (Netflix)
The story of Sylvia Earle, the legendary ocean explorer who has spent her life fighting for the future of our blue planet.Blue Planet II (BBC)
If you watch one ocean documentary, make it this one. Stunning cinematography, unforgettable wildlife, and a powerful reminder of how extraordinary our ocean really is.
HAPPY WORLD OCEANS DAY! 🌊 💙
If someone in your life needs more ocean optimism — pass this newsletter along.