1,000 Critically Endangered Snails Released in Norfolk Island Recovery Effort
GS3Economy · S&T · Environment · Security· Species, protected areas & wetlands· Prelims·
Why in news
The Taronga Conservation Society released over 1,000 critically endangered Campbell’s keeled glass snails on Norfolk Island as part of a major species recovery milestone.
Background
The Campbell’s keeled glass snail (Advena campbellii) was rediscovered in 2020 after being presumed extinct for over 30 years. A breeding program at Taronga Zoo Sydney successfully increased the population from 46 to over 1,300 individuals.
Facts for Prelims
- EnvironmentCampbell’s keeled glass snail (Advena campbellii) is a critically endangered species.
- PlaceNorfolk Island is the primary site for the snail's reintroduction and habitat management.
- FactThe snail population was increased from 46 to over 1,300 through a captive breeding program.
For Mains
Q. Discuss the significance of captive breeding and habitat management in the conservation of critically endangered species and the challenges of reintroducing them into the wild.
Dimensions to cover in your answer
- effectiveness of ex-situ conservation
- predator control and habitat restoration
- long-term sustainability of wild populations
Keywords: ex-situ conservation · biodiversity recovery · habitat management · species reintroduction
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