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Last updated on April 20, 2014 at 17:20 EDT

Latest Gymnotiformes Stories

2013-06-13 12:38:47

Weakly electric fish spend their lives bathed in their own internally generated mild electric field, interpreting perturbations in the field as objects pass through and when communicating with members of their own species through high frequency electric 'chirps'. Rüdiger Krahe, from McGill University, Canada, says, 'These fish are very cryptic and hard for us to understand because we don't have this electric sense'. Electric fish actively produce their weak electric fields;...

2008-02-29 16:28:23

Male fish can amp up their electric fields to woo females and intimidate rivals, research now reveals. A number of fish can generate electric fields. Relatively few such electric fish pack strong enough jolts to defend themselves or stun prey - most just use their electrical discharges to help navigate the water or communicate in the dark. One weakly electric fish is the nocturnal gymnotiform fish (Brachyhypopomus pinnicaudatus), a toothless fish native to the Amazon basin....


Latest Gymnotiformes Reference Libraries

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2007-05-21 06:18:54

The Electric eel, Electrophorus electricus, is a species of fish. It is capable of generating powerful electric shocks, which it uses for both hunting and self-defense. It is a top predator in its South American range. Despite its name it is not an eel at all but rather a knifefish. Taxonomy The species is so unusual that it has been reclassified several times. Originally it was given its own family Electrophoridae, and then placed to a genus of Gymnotidae alongside Gymnotus....

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