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Otter Haven Found: Mettur Dam Boasts Thriving Population
24 Jul
Summary
- A significant smooth coated otter population was identified.
- Researchers found extensive indirect evidence of otter presence.
- Calls are made to declare the area a protected freshwater habitat.

A significant population of smooth coated otters has been identified in the Mettur dam and Cauvery river stretches within Salem district. Researchers from A.V.C. College, with support from the Tamil Nadu Forest Department, conducted a study focusing on otter population assessment and habitat conservation.
Field investigations revealed extensive indirect evidence of otters, such as spraints and footprints. Local reports suggest over a thousand otters inhabit the region. The study is documenting suitable habitats and collecting samples for further analysis.
Otters primarily prey on large fish, leading to conflicts with local fishing communities. Increasing human pressures on freshwater ecosystems highlight the urgent need for habitat protection. Researchers advocate for the Mettur dam and surrounding Cauvery river areas to be declared a protected freshwater habitat for the otters' conservation.