Latest Weakly electric fish Stories

black ghost knifefish
2014-02-17 04:18:53

redOrbit Staff & Wire Reports - Your Universe Online The black ghost knifefish, a type of electric creature found in the Amazon basin of South America, has inspired researchers from Northwestern University in Evanston, Illinois to develop new aquatic technology that could be used to study coral reefs, repair damaged deep-sea oil rigs or investigate sunken ships. According to BBC News Science Correspondent Jonathan Amos, black ghost knifefish let off a tiny current as they swim in...

2011-01-19 11:10:00

By Megan Fellman, Northwestern University Mechanical Amazonian fish could pave way for highly agile underwater robots Researchers at Northwestern University have created a robotic fish that can move from swimming forward and backward to swimming vertically almost instantaneously by using a sophisticated, ribbon-like fin. The robot -- created after observing and creating computer simulations of the black ghost knifefish -- could pave the way for nimble robots that could perform underwater...

Latest Weakly electric fish Reference Libraries

Peter’s Elephantnose Fish, Gnathonemus petersii
2014-06-09 10:53:30

Peter’s elephantnose fish (Gnathonemus petersii) is an African freshwater species of fish, named after someone called Peter (most likely Wilhelm Peters) as the Latin name petersii verifies. These fish are native to the rivers of West and Central Africa, mainly in the Niger River, Ogun River and upper Chari River. The habitat it prefers is muddy, slow moving water with submerged branches and trees. It is also a very popular and abundant fish for aquariums. The aquarium size should be at...

2008-05-01 00:07:32

The Blunt-jawed Elephantnose (Gnathonemus tamandu), is an elephantfish in the genus Gnathonemus. It is also known by the name Worm-jawed Mormyrid. It is found in murky waters in West Africa. The fish is brown or black with a long elephant-like snout and the mouth is located near the end of this proboscis. Its diet consist of worms, small fish, and insects. In captivity they are fairly hard to care for because they need a narrow range of water temperatures, a large tank, and special food....

2007-02-21 16:48:01

The Black Ghost knifefish, Apteronotus albifrons, is a tropical fish belonging to the ghost knifefish family (Apteronotidae). They originate in South America in the Amazon Basin in Peru and from Venezuela through Paraguay in the Paraná Rivers. They are sometimes found in aquaria. The fish is all black except for two white rings on its tail. It moves mainly by undulating a long fin on its underside. It will grow to a maximum length of 20 in (50 cm). The Black Ghost knifefish natively...

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Word of the Day
  • The navel or umbilicus.
  • In Greek archaeology: A central boss, as on a shield, a bowl, etc.
  • A sacred stone in the temple of Apollo at Delphi, believed by the Greeks to mark the 'navel' or exact center-point of the earth.
'Omphalos' comes from the ancient Greek.