Category Archives: Sustainable & Eco-friendly

Giant Hermit Crabs of Koh Tachai: The Andaman Star and the Return of a Closed Paradise

Koh Tachai (เกาะตาชัย), located in the northern part of the Similan Islands National Park in Phang Nga Province, was once hailed as the “Maldives of Thailand” due to its fine, powder-white sand beaches and crystal-clear turquoise waters . However, the island has been closed for ecosystem restoration since 2016 (B.E. 2559) . Yet, what truly […]

The Chicken Crab of Koh Tachai: The Island’s Star That Chirps Like a Chicken (With Photography Tips)

Koh Tachai is not only blessed with white sandy beaches and turquoise waters, but also a unique island “star” that is equally remarkable: the Chicken Crab of Koh Tachai (locally known as Poo Kai), a large land crab that primarily lives on land but has a deep ecological connection to the sea. The Chicken Crab […]

Why Are Some Beaches Covered in Powder-Fine Sand

While Others Have Coarse Sand or Rocky Shores? When traveling by the sea, many of us notice a clear difference between beaches.Some beaches feature soft, powder-fine white sand—like those commonly found on Koh Tachai—while others have coarse sand, larger grains, or even rocky shorelines. These differences are not a coincidence.They are the result of natural […]

The Emerald Snail of Tachai Island: A Living Lesson in Evolution

When discussing evolutionary theory and the origin of new species, many people often think of the finches of the Galápagos Islands, a classic case study that explains adaptation, natural selection, and speciation. However, in reality, Thailand also possesses a clear and complete example of speciation that is just as compelling.That example is the emerald snail […]

The Unique Ecosystem of Tachai Island, Designed by Nature Like No Other

Tachai Island is not just a beautiful island in the Andaman Sea. It is one of the few islands in Thailand that features a complete and interconnected ecosystem within a small area—from a freshwater source hidden in the heart of the island, to coastal forests, and down to vibrant coral reefs beneath the sea. This […]

Think Before Float – The Environmental Impact of Loy Krathong

Every year, as the full moon of the twelfth lunar month lights up the sky, people across Thailand celebrate Loy Krathong, one of the country’s most beautiful traditions. However, behind the shimmering candlelight floating on rivers and seas lies an environmental problem that many may not realize. The Hidden Impact Beneath the Water After the […]

The Impact of Global Warming on the Andaman Sea and Marine Life

Global warming or climate change is no longer a distant issue. It is already reshaping the Andaman Sea, home to a wide variety of marine life — from vibrant coral reefs to majestic creatures such as manta rays and sea turtles. This article explores how climate change is altering the balance of the Andaman Sea, […]

Food Web in the Andaman Sea: The Hidden Marine Network

Anyone who has gone snorkeling or diving in the Andaman Sea has surely been captivated by the beauty of coral reefs, colorful fish, and countless marine creatures. Yet beneath this beauty lies something more complex and fascinating the Food Web, an intricate network that connects every living organism in the sea. What is a Food […]

Coral Planting: An Eco-Tourism Activity Anyone Can Do

Coral Reefs – The Beating Heart of the Andaman Sea Corals are not just tiny marine organisms hidden beneath the waves. They are the “engineers of the ocean,” building massive reef structures over hundreds of years through the accumulation of calcium carbonate skeletons. Eventually, these reefs become one of the most productive ecosystems on Earth—often […]

Snorkeling Marine Life You’ll Meet in Thailand’s Andaman Sea

Thailand’s Andaman Sea is a paradise for divers and travelers worldwide—home to healthy coral reefs, crystal-clear water, and an incredible variety of marine life you can meet while snorkeling. Today, let’s explore the headline species you’re most likely to encounter on your underwater adventure. Clownfish (Amphiprioninae) Ecological role: Regulate algal growth around sea anemones and […]