Country Profile: Heard Island and McDonald Islands

Heard Island and McDonald Islands, uninhabited territories in the Indian Ocean, are significant for their unique geography, including an active volcano and diverse wildlife. They were discovered in the mid-19th century and are currently administered by Australia, largely for scientific research purposes. The islands are home to various bird species, seals, and penguins, with strict regulations on fishing in the surrounding waters.

Geography

Heard Island and McDonald Islands are located about two-thirds of the way from Madagascar to Antarctica, covering a total area of 412 sq km. The terrain is characterized by bleak mountainous landscapes, with 80% of Heard Island covered by ice, dominated by the 2,745 m tall Mawson Peak. The islands are subject to harsh antarctic climate conditions and are notable for their lack of arable land.

100% (2018 est.) of land is classified as non-agricultural.
Coastline measures 101.9 km.
The islands have no land boundaries.
An active volcano, Mawson Peak, poses natural hazards.

People and Society

The Heard Island and McDonald Islands are currently uninhabited, with only limited scientific research and expeditions taking place. This isolation ensures the preservation of their unique ecosystems, which are primarily utilized for research purposes rather than human settlement.

Environment

The climate of the islands is characterized as antarctic, with no agricultural land and 100% of the area classified otherwise. This environment supports a variety of wildlife but limits human activities due to extreme weather conditions and the uninhabited status of the islands.

Government

Formally known as the Territory of Heard Island and McDonald Islands, these territories are a dependency of Australia, governed from Canberra by the Department of Agriculture, Water, and the Environment. The laws of Australia apply in this territory, which features the Australian flag as its national flag.

1 UNESCO World Heritage Site (natural).
No diplomatic representation exists with the US, as the territory is administered by Australia.

Military and Security

Defense of Heard Island and McDonald Islands is the responsibility of Australia, with no military presence stationed on the islands.

Transportation

The islands have 2 heliports projected to be operational by 2025, facilitating access for scientific expeditions and emergency responses.

Communications

The internet country code for Heard Island and McDonald Islands is .hm, a designation that reflects their status as a territory.

Key Metrics

Metric	Value	Note
Population	Uninhabited
Area	412 sq km	Total area
Highest Point	2,745 m	Mawson Peak
Coastline	101.9 km
Agricultural Land	0% (2011 est.)
Other Land Use	100% (2018 est.)
Military Responsibility	Australia