Tuna’s Toxic Secret: Mercury’s Silent Threat Lab



In the Tuna’s Toxic Secret: Mercury’s Silent Threat Lab, students embark on a scientific journey that unravels the hidden dangers lurking in one of our favorite lunchtime meals.


They dive into the world of mercury bioaccumulation and biomagnification as they investigate the safety of tuna, a beloved seafood choice. Students discover how this toxic heavy metal travels through the ocean’s food chain, and explore the real-world implications for human health and environmental conservation.


Whether you teach middle or high school students, this lab is adaptable to different grade levels, making it a versatile addition to your curriculum.


An answer key is included as well.


Grade Levels: 8th – 12th
Total Pages: 19
Teaching Duration: 90 Minutes


If you have any questions, please do not hesitate to ask.
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