• The Singanallur lake has been declared the urban biodiversity conservation zone, the first of its kind in the state.
• The lake was declared the urban biodiversity conservation zone by exercising the city corporation's powers under the twelfth schedule of Article 243W of the Constitution.
• The lake boasts of more than 720 flora and fauna species of which 155 are bird species and 369 plant species. Butterflies, mammals, reptiles, amphibians, fish, dragonflies and other invertebrates have also been recorded in the lake.