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Trou aux Cerfs

earth science Maturity 7-9 Next article →

Trou aux Cerfs is a remarkable geological feature located in Curepipe, Mauritius. It is a dormant, cinder cone volcano that contains a large crater lake. A cinder cone is a type of volcano with a very well-defined cone shape. This specific site is also known by the name Murr's Volcano. It serves as a significant example of the volcanic history of the island. The volcano stands high above the surrounding area in the Curepipe region.

The formation of this volcano was a complex geological process. It was created during the second phase of volcanic activity on Mauritius. This specific phase of activity was responsible for creating the island itself. The crater at the top formed less than 2 million years ago. This crater is quite large and holds a body of water. Measurements of the crater vary slightly among different descriptions. The diameter is recorded as being between 300 and 350 meters. The depth of this crater reaches 80 meters.

Scientists classify the current state of Trou aux Cerfs as dormant. A dormant volcano is one that is not erupting right now. However, it is not considered extinct by geological experts. The volcano last showed signs of eruption 700,000 years ago. Experts suggest that the volcano could become active again. This change might occur at any time within the next thousand years. This possibility makes the site a subject of great interest for study.

The volcano provides a unique habitat for many different types of wildlife. Currently, there are only two types of mammals living on the volcano. These are the long-tailed macaque, known scientifically as Macaca fascicularis. The other mammal is the fruit bat, or Pteropus niger. Many exotic birds also visit this high location. One example of an exotic bird found here is the red fody. This bird is known as Foudia madagascariensis.

Some of the animals at Trou aux Cerfs are endemic species. Endemic species are organisms that are found only in one specific place. The martin, or Phedina borbonica, is an endemic bird species here. The swiftlet, known as Aerodramus francicus, is another endemic bird. These birds rely on the specific environment of the volcano. They represent the unique biological heritage of the Mauritius region.

The flora, or plant life, on the volcano is also very diverse. There are two specific species from the genus Trochetia present. One species is called Trochetia blackburniana. The other is the very rare Trochetia triflora. These plants are distinct parts of the local ecosystem. You can also find the pine tree, or Pinus massoniana, growing there. The pine tree is considered an exotic tree in this area.

Native plants also play a major role in the landscape. The manglier, or Sideroxylon puberulum, is an endemic plant found here. Another endemic plant is the fanjan, which belongs to the genus Alsophila. These plants help define the natural character of the crater. The combination of endemic and exotic species creates a complex environment. This variety is a result of the volcano's unique location and history.

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