Population of dugongs estimated at 270 in Tamil Nadu
GS3Economy · S&T · Environment · Security· Species, protected areas & wetlands· Prelims·
Why in news
The Wildlife Institute of India (WII) and Tamil Nadu Forest Department conducted a UAV survey estimating the dugong population in Tamil Nadu at 270 individuals.
Background
The survey conducted by WII and the Tamil Nadu Forest Department found evidence of active breeding among dugongs. Palk Bay and the Gulf of Mannar now represent the largest viable dugong population in India.
Facts for Prelims
- EnvironmentDugong: Population estimated at 270 individuals in Tamil Nadu as of February 2026
- PlacePalk Bay and Gulf of Mannar: Identified as the largest viable dugong habitats in India
- BodyWildlife Institute of India (WII): Conducted the UAV survey in collaboration with the Forest Department
For Mains
Q. Discuss the significance of marine protected areas in conserving endangered marine mammals like the dugong in India's coastal ecosystems.
Dimensions to cover in your answer
- Habitat integrity: Impact of coastal development and fishing pressure on seagrass beds
- Monitoring efficacy: Use of UAV technology for non-invasive population assessment and breeding tracking
Keywords: Marine Biodiversity · In-situ Conservation · Habitat Management · Population Dynamics
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