Pulicat Lake's history is intertwined with the rise and fall of various settlements along its shores. The region was a significant trading port during the colonial era, with Dutch and British influences evident in the architecture and local culture. The Dutch established a trading post here in the 17th century, leaving behind remnants of their fort. The lake has been a source of livelihood for local fishing communities for centuries. Over time, the lake has witnessed various ecological changes, impacting its biodiversity and the lives of those dependent on it. Today, conservation efforts are underway to protect this valuable ecosystem.