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Gymnotus

National Institutes of Health

Papers overview

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2013
2013
Are NORs Always Located on Homeologous Chromosomes? A FISH Investigation with rDNA and Whole Chromosome Probes in Gymnotus Fishes (Gymnotiformes)
Gymnotus (Gymnotiformes, Gymnotidae) is the most diverse known Neotropical electric knife fish genus. Cytogenetic studies in… 
2012
2012
Accumulation and Histopathological Effects of Mercury Chloride after Acute Exposure in Tropical Fish Gymnotus carapo
The present study evaluated potential Hg bioaccumulation and its morphological effects in different organs of the tropical fish… 
Highly Cited
2010
Highly Cited
2010
Phylogeny, biogeography, and electric signal evolution of Neotropical knifefishes of the genus Gymnotus (Osteichthyes: Gymnotidae).
2008
2008
Species-Specific Diversity of a Fixed Motor Pattern: The Electric Organ Discharge of Gymnotus
Understanding fixed motor pattern diversity across related species provides a window for exploring the evolution of their… 
2007
2007
Cytogenetic Analysis of Three Sympatric Gymnotus Species (Teleostei: Gymnotidae) from the Fundo Stream, MG, Brazil
Three sympatric species of Gymnotus from the Fundo stream, a small tributary of the Sapucai river, Minas Gerais State, Brazil… 
Highly Cited
2005
Highly Cited
2005
A new Gymnotus (Teleostei: Gymnotiformes: Gymnotidae) from the Pantanal Matogrossense of Brazil and adjacent drainages: continued documentation of a cryptic fauna
Here we describe a new species of Gymnotus, G. pantanal n. sp., from the Pantanal Matogrossense of Brazil, using morphological… 
Highly Cited
2003
Highly Cited
2003
Seven new species of the Neotropical electric fish Gymnotus (Teleostei, Gymnotiformes) with a redescription of G. carapo (Linnaeus)
Seven new species of Gymnotus are described, and a redescription of the type species G. carapo sensu-stricto Linnaeus ( G. carapo… 
2002
2002
Biochemical and hematological responses of the banded knife fish Gymnotus carapo (Linnaeus, 1758) exposed to environmental hypoxia.
Oxygen of tropical freshwater environments fluctuates drastically. Eutrophic lakes and ponds of warm waters frequently reach very… 
1998
1998
High intraspecific karyological conservation in four species of Gymnotus (Pisces: Gymnotiformes) from Southeastern Brazilian basins
SUMMARYFour species of the genus Gymnotus from Southeastern Brazilian basins were extensively studied in relation to their… 
1979
1979
Electrical communication and jamming avoidance betwen resting Gymnotus carapo
1. The electrical interactions of a pair of Gymnotus carapo of known dominance relationship were studied in a large semi-natural… 
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