About · O3 · The Only One Ocean

The Mission

In the vast blue depths of our planet's oceans lie the heartbeats of Earth's climate, the nurseries of marine biodiversity, and the livelihoods of billions. Yet amidst their waves, a crisis unfolds, largely unseen by the eyes of those who depend on them the most. We're here to make it seen.

In the Water

The full O3 field team standing on a Belitung beach holding a banner reading Coral Plantation and Sea Turtle's Release, Belitung 2024. A small granite islet sits in the distance behind them, evening light on the water. Partner logos for FishLog International and SeaTracer visible on the banner. — Coral Plantation and Sea Turtle's Release, Belitung 2024. Partners: FishLog International, SeaTracer.

The films came second. The water still comes first.

The Only One Ocean Corp is a 501(c)(3) nonprofit doing physical work in coastal Indonesia, and continues to. The work runs on two fronts: ecological and economic. On the ecological side, our 2024 field program in Belitung, Coral Plantation and Sea Turtle's Release, ran in partnership with FishLog International and SeaTracer. Coral replantation continued through 2025, with a new session in August. On the economic side, we run financial literacy sessions with fishermen's wives, because a sustainable ocean livelihood cannot be separated from the household economy that lives from it.

Reviving Coral Reef Belitung · 2024–ongoing

Three O3 team members wading through Belitung shallows carrying a black tray full of staghorn coral fragments toward the reef, colorful longboat and pier behind them, August 2025.

Sea-based tin mining is turning Belitung's reefs into ghostly white graveyards, sediment slowly suffocating the corals that fishing families and dive tourism have depended on for generations. We partner with Pak Hardi, a local boat captain whose livelihood was destroyed by the sediment, to replant coral fragments one at a time. Every $10 donated funds one coral seed, plus the fragments, equipment, and training to expand what began as one man's stubborn work into a community effort.

The 2024 program ran under the Belitung integrated banner with FishLog International and SeaTracer. A new coral replantation session ran in August 2025. The work continues.

Institutional doors have opened along the way. O3 has corresponded directly with the Mayor of Belitung and Indonesia's Department of Tourism, moving the effort from community-scale to policy-adjacent conversation.

Sea Turtle Hatchling Release Belitung, Indonesia

A line of community volunteers on a Belitung beach, hands cupping sea turtle hatchlings just above the water, releasing them into the ocean at low tide, with granite boulders and mangroves in the background.

Six of the world's seven sea turtle species are endangered or critically endangered. Along the Belitung coast, the greatest threat to a nest is human consumption of the eggs. We monitored nests, intercepted hatchlings before they could be taken, and released them at the ocean's edge to give them their first fighting chance. The 2024 target was one thousand hatchlings released. Every $10 donated moved one hatchling from beach to sea.

Financial Literacy for Fishermen's Wives Coastal Indonesia

A young Indonesian woman in an O3 shirt teaching a financial literacy session on a laptop, with women in hijabs seated in the background attending the class.

Five O3 team members in matching aqua shirts standing on the shore with fishing boats behind them, at the end of a community engagement session.

In Indonesian coastal communities, fishermen's wives are the household's de facto CFOs. Their husbands are at sea for days at a time; the wives sell the daily catch at market, hold the family savings, and make the economic decisions that determine whether children stay in school and whether a bad fishing season becomes a debt spiral. Yet formal banking has historically excluded them, through missing identification, lack of collateral, and gender norms that assumed the man of the house held the account.

We ran educational sessions with fishermen's wives on how to open a bank account, how to navigate online banking apps, and how to evaluate investment products. We invited local banks to attend directly, both to teach and to onboard participants into real accounts. What began as literacy became access.

The theory of change: money moves through women in these communities. Financial infrastructure for women stabilizes families, and stable families sustain the fishing economy that decides how the reef is treated. Conservation without economic resilience is a leaky bucket.

The Second Organ

The math of doing the work by hand does not add up to a rescued ocean.

Every reef we restore is matched by ten reefs we never reach. Every hatchling released is matched by a thousand nests eaten. The crisis moves faster than any single fisherman, any single beach patrol. It is largely unseen, and what is unseen is not funded, is not legislated, is not felt.

So O3 grew a second organ. The nonprofit still runs field programs on the Belitung coast — the water work never stopped, and 2025 was a full season. But we also make films now, because the crisis moves faster than any single fisherman and needs a different kind of reach.

O3 is now both a 501(c)(3) nonprofit running field programs, and a media studio. Season One of Postcards from 2050 is unfolding. Each film is a letter from a future where the ocean has already changed. If the crisis is largely unseen, we're going to make it impossible to ignore.

Jordan Y. Xu

Founder, The Only One Ocean Corp