Newly Described Electric Eel Has Strongest Voltage Yet Measured

The same study also finds there are three species of Electrophorus, rather than one.

Written byKerry Grens
| 2 min read
Electrophorus voltai electric eel amazon fish electrogenesis

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ABOVE: Electrophorus voltai
L. SOUSA

For hundreds of years, scientists had thought there was just one species of Electrophorus, the electric eel, swimming through Amazonian waterways. Turns out, there’s three. And one of the newly described taxa delivers an electric discharge of 860 volts, “making it the strongest living bioelectricity generator,” the authors write in their report, published in Nature Communications today (September 10).

“That’s bonkers,” Kory Evans, an evolutionary biologist who studies electric fish at Brown University and was not involved in the study, tells Nova Next. “The fact that there’s a living organism that has the ability to generate this kind of violent electricity is really shocking, no pun intended.”

Carl Linnaeus described Electrophorus electricus 250 years ago, and since then it’s been the lone species in the genus. Then along comes Carlos David de Santana. As a kid, he watched electric eels swim in the Amazon River, and ...

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  • kerry grens

    Kerry served as The Scientist’s news director until 2021. Before joining The Scientist in 2013, she was a stringer for Reuters Health, the senior health and science reporter at WHYY in Philadelphia, and the health and science reporter at New Hampshire Public Radio. Kerry got her start in journalism as a AAAS Mass Media fellow at KUNC in Colorado. She has a master’s in biological sciences from Stanford University and a biology degree from Loyola University Chicago.

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