Study on the accumulation of heavy metals in shallow-water and deep-sea hagfishes.

Hagfish, the plesiomorphic sister group of all vertebrates, are scavengers, and many of them live at depths reaching thousands of meters. They are caught for use as food and serve as a substitute for leather in crafts in Asian hagfisheries. At present, the amount of various pollutants present in hagfishes from bioaccumulation through the food chain is… (More)