The appearance of the Leatherback sea turtle in Visakhapatnam is considered rare due to the following reasons: 1. Habitat preference: Leatherback sea turtles are primarily pelagic, preferring deep open ocean waters and migrating long distances. Their rare appearance in Visakhapatnam indicates a deviation from their usual habitat. 2. Nesting behavior: Leatherback sea turtles are known to have nesting grounds mainly on tropical beaches, particularly in the Pacific region. The presence of a nesting individual in Visakhapatnam signifies the exploration of new nesting sites. 3. Conservation status: Leatherback sea turtles are critically endangered, and their population has been on a steady decline due to various factors like human activities, pollution, and climate change. Their rare appearance emphasizes the importance of conservation efforts and the need for protecting their habitat. 4. Ecological significance: Leatherback sea turtles play a crucial role in marine ecosystems as they help maintain the balance of jellyfish populations, which are their primary food source. Their presence in Visakhapatnam highlights the health of the local marine ecosystem. 5. Tourism and awareness: The rare appearance of Leatherback sea turtles can significantly boost tourism in Visakhapatnam, attracting nature enthusiasts and researchers. This can create awareness about the importance of conserving these endangered species and their habitats.