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- Sharks existed long before the time of the dinosaurs.
- These predators that are important to the natural order of marine ecosystems now face their most serious threat.
- For the past 50 years, shark populations have declined by more than 70 percent.
- Overfishing has been speculated to be the reason for the decline.
- There is an increased public awareness regarding shark conservation; however, about 75 percent of all marine shark species are considered at risk of extinction.
- Researchers identified shark DNA in pet food available in Singapore.
- The blue shark is the most common shark identified in the pet food.
- Although not classified as threatened by IUCN, blue sharks have been overexploited according to scientific evidence and should have been protected.
- The second most commonly identified are the silky sharks.
- These pet food products do not list sharks as ingredients instead, they show terms such as “white fish”, “white bait”, and “ocean fish.”
- The vague terminology in the ingredients and mislabeling of contents prevents consumers from making informed and environmentally conscious decisions.
- As a result, consumers such as pet owners and animal lovers may unintentionally be contributing to the overfishing of sharks.
Sources:
Frontiers in Marine Science (2022). www.frontiersin.org/articles/1 … ars.2022.836941/full
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The Chromoscience uses AI-assisted tools to support the preparation and editing of science articles. Content is reviewed by the editor for clarity and consistency with the cited research before publication. Readers are encouraged to consult the original scientific publications for complete findings, methods, and limitations.
