Other members of this family may also have adverse affects but due to the limited number of studies that have been conducted, no final conclusions have been made. Today, toxaphene is a chemical of concern even though it is no longer used in the United States. Toxaphene has been found to be present throughout the environment, including places it was never used. Yet, due to the complex chemical make-up of Toxaphene, analyzing these congeners is a task in itself. Sources of toxaphene input to the environment still exist despite its use being prohibited.
Some countries even produce banned U.S. pesticides themselves.
Another area is the Great Lakes region. Since fat is the principal storage tissue, the conditions are perfect for bioaccumulation. This movement and accumulation of a chemical in a food web can have harmful effects on both the environment and humans. Biomagnification is a characteristic of all organochlorides. These factors should be a consideration of seafood eaters, especially around the Great Lakes region.