What sets this lake apart is its vibrant pink color, making it a unique and captivating sight to behold. Here is some information about Lake Hillier:
1. Pink Color:
- The most distinctive feature of Lake Hillier is its bubblegum pink hue, which remains unchanged throughout the year.
- The reason behind its pink color is still not fully understood, but it is believed to be due to the presence of a particular type of algae called Dunaliella salina and a pink-colored bacteria known as Halobacteria.
- Even when the water is collected in a container, it retains its pink color.
2. Size and Location:
- Lake Hillier is relatively small, measuring approximately 600 meters in length and 250 meters in width.
- It is situated on Middle Island, which is part of the Recherche Archipelago in Western Australia.
- The island is only accessible by boat or helicopter, and visitors often admire the lake from above during scenic flights.
3. Salinity and Wildlife:
- The lake's water is incredibly salty, with salinity levels comparable to those of the Dead Sea.
- Despite the high salinity, Lake Hillier supports a diverse range of microbial life, including bacteria and algae that thrive in extreme conditions.
- Due to its unique environment, the lake does not support fish or other larger aquatic organisms.
4. Tourism and Accessibility:
- While Lake Hillier is a popular tourist attraction, it is important to note that swimming in the lake is not permitted. This is to protect the lake's delicate ecosystem and preserve its natural beauty.
- Visitors can view the lake from lookout points on Middle Island or enjoy scenic flights that provide an aerial perspective of the vibrant pink waters.
- Access to Middle Island may require special arrangements, as it is a protected area and is not open to the public.
5. Natural Phenomenon:
- The persistence of Lake Hillier's pink color is a natural phenomenon that has fascinated scientists and visitors alike.
- The lake's unique color remains a subject of ongoing research, with scientists studying the interaction between the algae, bacteria, and the lake's high salinity.
- Lake Hillier's stunning appearance has made it a popular subject for photography and has garnered international attention as one of the world's most intriguing natural wonders.
Lake Hillier's vibrant pink color and its mysterious origins make it a truly remarkable natural phenomenon. While its remote location and limited accessibility may pose challenges, the lake continues to captivate the imaginations of those fortunate enough to witness its stunning beauty.