Cyrtobagus salvinia
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- Context: Used to eradicate the invasive weed Salvinia molesta from the Sarani reservoir in Betul district, Madhya Pradesh.
- Biological Details: Exotic beetle from Brazil, targets and eradicates Salvinia molesta, dies naturally post-eradication.
- Bioremediation: Implemented by ICAR-DWR (Indian Council of Agricultural Research-Directorate of Weed Research), started in April 2022, completed within 15 to 18 months.
- Economic and Social Impact: Restored livelihoods for fishermen by reviving fish populations; initial challenges included high cost and impracticality of manual removal.
- Conservation Status: No risk, as the beetle dies naturally after eradicating the weed.
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Squalus hima
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- Context: Newly discovered species of deep-water dogfish shark found in the Arabian Sea off the coast of Kerala.
- Biological Details: Genus Squalus, family Squalidae, commonly known as spurdogs; differs in vertebrae count, teeth, and fin structure from other species.
- Discovery: Discovered by Zoological Survey of India (ZSI) at Sakthikulangara fishing harbour, Kerala; significant for new species identification and conservation.
- Economic and Social Impact: Important for commercial products like liver oil used in cosmetics and anti-cancer products; challenges include high exploitation for liver oil, fins, and meat.
- Conservation Status: Critical due to high commercial exploitation for liver oil, fins, and meat; important for conservation efforts.
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