Coral Triangle

The Coral Triangle is a large, triangular area in the warm waters near Indonesia, Malaysia, Papua New Guinea, the Philippines, the Solomon Islands, and Timor-Leste. This special place has an amazing variety of sea life, including more than 500 kinds of corals in each part of the area. It is often called the “Amazon of the seas” because of its rich marine life.

The Coral Triangle holds many important sea creatures, such as over 76% of the world's shallow-water corals, 37% of reef fish, and six of the seven sea turtle species. It also has the largest mangrove forests in the world. This area is very important for both nature and people. It helps provide food for more than 120 million people and brings in billions of dollars each year from fishing and tourism.

Because of its importance, groups like the World Wide Fund for Nature work hard to protect the Coral Triangle. Some of its beautiful coral reefs, like the Tubbataha Reef Natural Park in the Philippines and Raja Ampat in Indonesia, have been named important World Heritage Sites by UNESCO. Protecting the Coral Triangle helps keep our oceans healthy and full of life.

Biodiversity

The Coral Triangle is a special area in the tropical waters around Indonesia, Malaysia, Papua New Guinea, the Philippines, Solomon Islands, and Timor-Leste. It covers only a small part of the ocean, but it is home to most of the world's coral species and many types of fish and other sea creatures.

This area has more coral reefs and fish than any other place on Earth. It is also where many other sea animals live, such as molluscs, crustaceans, and sea turtles. Some of the biggest fish, like the whale shark, can be found here. The Coral Triangle has many different places with lots of sea life, including parts of the Philippines, Malaysia, Indonesia, Papua New Guinea, and the Solomon Islands. It also has the largest areas of mangrove forests in the world, which help protect and support many sea animals.

There are different ideas about why the Coral Triangle has so many different species. One idea is that it is a place where animals originally lived and then spread out. Another idea is that animals from different areas came together here. A third idea is that animals from far away gathered in this central place.

Threats

The Coral Triangle faces many challenges that could harm its beautiful reefs and the people who depend on them. Human activities such as population growth, economic growth, and international trade are putting pressure on these delicate ecosystems. Issues like overfishing, marine pollution, marine debris, and changes in the climate are also threats.

One big concern is ocean acidification, which happens when too much carbon dioxide in the air mixes with the ocean water. This makes it harder for corals to build their skeletons, weakening the reefs. Even though these threats are serious, some studies show that the reefs in the Coral Triangle have been able to recover after big bleaching events. This gives hope that with good care, these important ecosystems can stay healthy for the future.

Conservation

The Coral Triangle is very important, and many groups work to protect it. Governments in the area, groups like the World Wide Fund for Nature, The Nature Conservancy, and Konservasi Indonesia, and organizations such as the Asian Development Bank, the Global Environment Facility, and USAID all help with this.

In 2007, the leader of Indonesia suggested a partnership with five other countries in the Coral Triangle — Malaysia, Timor-Leste, Papua New Guinea, Solomon Islands, and the Philippines — to protect the area's oceans and fish. This partnership is called the Coral Triangle Initiative on Coral Reefs, Fisheries and Food Security. Its goals include taking care of special ocean areas, managing fish and other sea resources well, creating protected ocean spaces, preparing for changes in the climate, and helping endangered animals.

In 2017, a meeting was held to support universities and research centers in their work with the Coral Triangle Initiative. They planned ways to teach students, do research, and share information to help reach the Initiative’s goals. They also chose a coordinator to lead these efforts.

Delineation

The Coral Triangle was chosen because it has a lot of different sea creatures. It has more than 500 types of corals and many different fish and other small sea animals.

The area is also special because of how the ocean moves around it. Big ocean currents help keep the water full of life, which helps all the sea animals stay healthy. These currents include the Indonesian Throughflow, Makassar Strait, Lombok Strait, Ombai Strait, Luzon Strait, Karimata Strait, Mindoro Strait, Torres Strait, among others. These currents are guided by bigger movements in the ocean like the North Equatorial Current, North Equatorial Countercurrent, and South Equatorial Current.

Media

The 2013 documentary film Journey to the South Pacific shows the story of Coral Triangle conservation, set against the everyday life on the islands.