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bioaccumulate

British  
/ ˌbaɪəʊəˈkjuːmʊˌleɪt /

verb

  1. (of substances, esp toxins) to build up within the tissues of organisms

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

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Small fish including anchovies and sardines ingest the toxic algae, which then bioaccumulate in larger marine mammals that eat the fish.

From Los Angeles Times May 29, 2025

“It’s really concerning when you think about flame retardants, because they’re known to bioaccumulate in our bodies,” she said.

From Los Angeles Times Nov. 18, 2024

Toxic dyes can also bioaccumulate in the fishes' fatty tissue, presenting health risks to humans and animals throughout the food chain.

From Science Daily Oct. 26, 2023

The chemicals, or per- and polyfluoroalkyl substances, bioaccumulate in the environment — similar to DDT in the 1950s and 60s — building in concentration as they move up the food chain.

From Salon Aug. 8, 2021

These plastic fibers have the potential to bioaccumulate, concentrating toxins in the bodies of larger animals, higher up the food chain.

From The Guardian Jun. 20, 2016

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