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Electric eel · Amazon knifefishes whose stacked electrocytes taught Humboldt, Volta arguments and a 2019 species split.

At a glance
Score intensity

Darker cells mean a higher score for this topic on that metric.

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Quick answers

Is an electric eel a true eel?

No. It is a gymnotiform knifefish. The body plan and voltage organ are South American, not Anguilliform.

How many species are there now?

A 2019 Nature Communications paper split Electrophorus into three: E. electricus, E. voltai and E. varii. Voltage and DNA both argued for the split.

How strong is the shock?

E. voltai has been measured near 860 V. That is a prey-stun and defence pulse, not a household-current analogy that holds in every tank.

What did Humboldt actually do in 1800?

His account of horses herded into a pool of eels became a European science anecdote. Later readers treated it as a method; it was also travel theatre.

Did electric eels inspire the battery?

Volta and Galvani debates used animal electricity. Electrophorus was a New World exhibit in that argument, not the sole inventor of the pile.

How do they hunt?

A high-voltage volley can freeze prey; a weaker field maps the night water. Kenneth Catania high-speed videos in the 2010s showed doublets that twitch hidden fish.

Electric eel culture is local: the same silhouette is a licence in one country and a logo in another.

Status bars are editorial -- they track how loudly this type spoke in English-language media and law, not a best-species score.

Status through time

Pre-industrial emblem

20

Heraldry, materia medica or first-fish law met the electric eel before film.

Industrial take

48

Canneries, ivory, longlines or shikar scaled the take.

Cinema and logo

30

A film, book or NGO mark often outran the field paper.

Statute and listing

61

ESA, CITES, IWC or national parks made the type a legal object.

Live-cam and tourism

28

Streams, jeeps and auctions are the present tense of attention.

Portrayals

Travel book1800s

Humboldt scene reprinted until it felt like a method.

Physics lecture19th c.

Volta piles and animal electricity shared a slide.

Nature Comm paper2019

Three names and an 860 V figure reset textbooks.

YouTube tank2010s

Pet shocks as entertainment -- a poor voltmeter.

Vanderbilt video2014-

High-speed frames that papers could cite.

Hydropower EIA2020s

A line-item fish in a dam appendix.

Rituals

Field shocking demos

Station visitors still ask for a spark -- researchers now refuse more often.

Tank grounding talks

Public aquaria treat Electrophorus as a safety brief, not a petting fish.

Species-label updates

Museums quietly split old electricus jars after 2019.

Sayings

“Not an eel, still a battery.”

Taxonomy proverb.

“Horses are not a protocol.”

Against Humboldt-as-method.

“Name the volts.”

2019 proverb -- E. voltai is not a nickname.

“LC is not a licence to ship.”

Trade proverb.

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