
The Great Barrier Reef is a UNESCO World Heritage Site located off the east coast of Queensland, Australia, in the Coral Sea. It is the largest coral reef system on Earth, spanning over 3,000 kilometres (1,800 miles) and comprising approximately 900 islands and 2,900 individual reefs. The distance from the Australian coast to the reef varies, with some sections beginning just 25 kilometres offshore, while others are 50 kilometres or more from the mainland.
| Characteristics | Values |
|---|---|
| Location | Off the northeastern coast of Australia |
| Specific location | Queensland, Australia |
| Area covered | 135,000 square miles |
| Number of coral reefs | 2,900-3,000 |
| Number of islands | 900 |
| Number of marine species | 1,500 |
| Number of bird species | 200 |
| Number of tourist jobs generated | 64,000 |
| Tourist revenue | $56 billion |
| Temperature range in summer | 24-33 degrees Celsius |
| Temperature range in winter | 14-26 degrees Celsius |
| Number of sunny days | 300 |
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What You'll Learn

The Great Barrier Reef is off Australia's northeastern coast
The Great Barrier Reef is a masterpiece of nature, located off the northeastern coast of Australia. It is the world's largest coral reef system and the only living structure on Earth visible from space. Stretching over 2,300 kilometres along the Queensland coast, from Cape York in the north to Bundaberg in the south, the Great Barrier Reef is a sight to behold. This natural wonder comprises 900 islands, 2,900 individual reefs, and an array of exotic marine life, including 1,500 species of tropical fish, giant clams over 120 years old, and endangered species like dugongs and green sea turtles.
The Great Barrier Reef is not just a haven for marine life but also plays a vital role in protecting Australia's coastal areas from erosion and storm damage. It is integral to the culture and economy of Aboriginal and Torres Strait Islander communities and supports over 64,000 jobs in the tourism industry, attracting millions of visitors worldwide. The Reef's golden beaches, crystal-clear waters, and tropical islands offer the perfect setting for snorkelling, scuba diving, and exploring underwater marvels.
The management and preservation of the Great Barrier Reef are of utmost importance, with around 70 Traditional Owner groups contributing to its conservation. The Queensland Government and the Australian Government work together to protect and manage the Reef, addressing issues such as water quality, shipping management, and environmental protection. The Great Barrier Reef Marine Park Authority, an independent Australian government agency, is specifically tasked with safeguarding this natural wonder.
The Great Barrier Reef is a UNESCO World Heritage Site, recognised for its ecological importance and breathtaking beauty. With its coral gardens, diverse marine life, and pristine islands, the Great Barrier Reef is a testament to the wonders of Australia's natural world and a treasure to be cherished and preserved for future generations.
The Reef's distance from the mainland varies, with some sections located just 25 kilometres offshore, while others are 50 kilometres or more from the coast. Despite these variations, the Great Barrier Reef is easily accessible from Queensland's main access points, including Cairns, Port Douglas, Townsville, Airlie Beach, and the Whitsundays.
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It's in the Coral Sea
The Great Barrier Reef is located in the Coral Sea, off the northeastern coast of Australia. It stretches along the state of Queensland's coastline, from the tip of Cape York Peninsula in the north to Bundaberg in the south. This incredible natural wonder spans over 3,000 kilometres (1,800 miles) and is considered one of the seven natural wonders of the world.
The Great Barrier Reef is the largest coral reef system on Earth, and it's so vast that it can be seen from outer space. It is composed of coral polyps, tiny organisms that have built a masterpiece of nature. The reef is home to a diverse array of marine life, including colourful coral sponges, tropical fish, rays, dolphins, and even endangered species like the dugong and green sea turtles. It also provides a critical habitat for seabirds and marine turtles, with Raine Island being the world's largest green turtle breeding area.
The Great Barrier Reef has been integral to Aboriginal and Torres Strait Islander Culture for over 60,000 years. Around 70 Traditional Owner groups play a vital role in managing and preserving this natural treasure. The reef also plays a crucial role in protecting the coastal areas of Queensland from erosion and storm damage, supporting local economies, and providing opportunities for tourism and recreation.
Tourism is a significant contributor to the local economy, generating over 64,000 jobs and $56 billion for Australia. Visitors are drawn to the Reef's golden beaches, tropical islands, and crystal-clear waters, eager to explore its underwater wonders. The outer part of the Great Barrier Reef is particularly popular for snorkelling and diving, offering better water quality and an abundance of marine life. Management of tourism in the area focuses on making it ecologically sustainable, with daily fees levied for research and restrictions on cruise ships, bareboat charters, and anchorages.
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The reef is 25km from Cairns
The Great Barrier Reef is a complex of coral reefs, shoals, and islets in the Pacific Ocean off the northeastern coast of Australia. It is one of the seven natural wonders of the world and a UNESCO World Heritage site. The reef is home to over 3,000 individual coral reefs, 900 islands, and a wide variety of marine life. It is also integral to the culture of Aboriginal and Torres Strait Islander communities, who have deep ties to the Reef.
The Great Barrier Reef is accessible from various points along the Queensland coast, including Cairns, Port Douglas, Townsville, Airlie Beach, and the Whitsundays. Cairns, in particular, offers a convenient gateway to the Reef, with the closest section of the Reef located just 25 kilometres offshore. This proximity makes Cairns an ideal base for exploring the Reef, and it is a popular choice for tourists looking to experience the natural wonder.
From Cairns, visitors can easily access several renowned reef sites within the Great Barrier Reef Marine Park. These include Upolu Cay and Reef, located 32.5 kilometres northeast of Cairns, which is a popular spot for boating, snorkelling, and scuba diving. Michaelmas Cay, a small sand island, is another attraction situated about 40 kilometres northeast of Cairns, offering a 90-minute boat ride to explore its pristine waters.
Additionally, Moore Reef, located about 40 kilometres off the coast of Cairns, is a highly regarded destination for snorkelling and scuba diving, renowned for its stunning coral formations and diverse marine life. The outer edge of the Great Barrier Reef is also within reach from Cairns, with Hastings Reef situated about 50 kilometres southeast of the city. This accessibility makes Cairns a strategic gateway for those eager to explore the wonders of the Great Barrier Reef.
The proximity of the Reef to Cairns not only enhances the city's appeal as a tourist destination but also underscores the importance of sustainable tourism practices. Management strategies aim to balance tourism with ecological preservation, ensuring that the Reef remains a thriving ecosystem for future generations to appreciate and enjoy.
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It's one of the seven natural wonders of the world
The Great Barrier Reef (GBR) is a natural wonder of Australia, located off the coast of Queensland in the Coral Sea. It is one of the seven natural wonders of the world and is the world's largest coral reef system, stretching for almost 2,000 miles (3,000 kilometres) and home to over 3,000 individual coral reefs and 900 islands. The reef is a critical source of new medicines and food, with more than 500 million people worldwide depending on reefs for their livelihoods, safety, and sustenance.
The GBR is a vital resource for the local economy, generating over 64,000 jobs and contributing $56 billion to Australia. The golden beaches, tropical islands, and crystal-clear waters attract millions of visitors each year, eager to experience the underwater marvels and pristine beauty. The reef is also a UNESCO World Heritage site, recognised for its ecological importance and stunning beauty.
The GBR is believed to have begun growing about 9,000 years ago, and is approximately 25 million years old. It is home to over 400 different types of coral and 1,500 species of tropical fish, as well as endangered species like the dugong and green sea turtles. The outer part of the reef is favoured for activities such as snorkelling and diving due to water quality.
In addition to the GBR, Australia boasts several other natural wonders, including the Blue Mountains, Fraser Island, and Uluru. The Blue Mountains, located west of Sydney, feature the Three Sisters, a strikingly unusual rock formation that rises from a sandstone plateau. Fraser Island, off the coast of Queensland, is the world's largest sand island, with rainforests, sand dunes, and freshwater lakes. Uluru, or Ayers Rock, is a sacred site to the indigenous people of Australia, located in the heart of the country's Red Centre.
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The reef is the largest coral reef system on Earth
The Great Barrier Reef (GBR) is the largest coral reef system on Earth. It is located in the Coral Sea, off the northeastern coast of Queensland, Australia, stretching from Cape York Peninsula to Bundaberg. The reef is approximately 3,000 kilometres (1,800 miles) long and is made up of around 2,900 individual reefs and 900 islands. It is one of the seven natural wonders of the world and a UNESCO World Heritage Site, recognised for its ecological importance and breathtaking beauty.
The Great Barrier Reef is an incredibly diverse ecosystem, home to a wide array of marine life. It supports an extraordinary variety of species, including many vulnerable or endangered ones that may be endemic to the reef. There are thirty species of cetaceans, including the dwarf minke whale, the Indo-Pacific humpback dolphin, and the humpback whale. Large populations of dugongs also live in the reef, along with over 1,500 species of fish, such as clownfish, red bass, red-throat emperor, and several types of snapper and coral trout. Additionally, seventeen species of sea snakes can be found in the warm waters of the reef, with some areas reaching depths of up to 50 metres (160 feet).
The reef plays a crucial role in protecting the coastal areas of Australia from erosion and storm damage. It also significantly contributes to the local economy, generating over 64,000 jobs and bringing in approximately $56 billion annually to Australia. Tourism is a major part of this, with millions of visitors flocking to the reef each year to experience its golden beaches, tropical islands, and crystal-clear waters. Popular activities include snorkelling, diving, boat tours, and scenic flights.
The Great Barrier Reef is not just a natural wonder but also a cultural one. It has been integral to Aboriginal and Torres Strait Islander Culture for over 60,000 years. Around 70 Traditional Owner groups have deep ties to the reef and play a vital role in managing and preserving this precious ecosystem.
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Frequently asked questions
The Great Barrier Reef is located off the northeastern coast of Australia. It spans over 2,300 kilometres (1,430 miles) down Australia's eastern coastline. The distance from the shore to the reef varies between 15 and 150 kilometres depending on the land points.
Cairns is one of the closest cities to the Great Barrier Reef and is a popular place to book reef trips. Port Douglas, an hour north of Cairns, also offers tours to the reef.
Generally, May to October is a great time to visit as the water is warm enough for swimming and underwater visibility is at its best.
The Great Barrier Reef offers scuba diving, snorkelling, and swimming. It is home to stunning coral formations, giant clams, rare species of whales, and six of the world's seven marine turtle species.







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