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Gymnotiformes

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any license CC-BY CC-BY-NC CC-BY-NC-SA No copyright

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any provider CalPhotos Flickr BHL iNaturalist Harvard Museum of Comparative Zoology Fishbase Animal Diversity Web Traits and images NMNH Collection Barcode of Life Data Systems Flickr Group Zookeys EOL staff Wikipeixes Freshwater and Marine Image Bank U Washington VERA Biopix Nature Photos

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Neopterygii; Ostariophysi; Otophysa; Characiphysae; Gymnotiformes; Teleostei; Gymnotoidei; Gymnotidae (nakedback knifefishes); Electrophorus; Osteoglossocephalai; Clupeocephala; Otomorpha; Opisthokonta (opisthokonts); Gnathostomata (jawed fish); Bilateria; Deuterostomia (deuterostomes); Chordata; Eukaryota (eukaryotes); Cellular (cellular organisms); Vertebrata (vertebrates); Osteichthyes; Life (creatures); Metazoa (animals); Actinopterygii (ray-finned fishes); Actinopteri; Electrophorus electricus

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Otomorpha; Ostariophysi; Gymnotiformes; Gymnotidae (nakedback knifefishes); Electrophorus; Actinopterygii (ray-finned fishes); Neopterygii; Teleostei; Vertebrata (vertebrates); Gnathostomata (jawed fish); Osteichthyes; Chordata; Deuterostomia (deuterostomes); Electrophorus electricus; Bilateria; Opisthokonta (opisthokonts); Metazoa (animals); Life (creatures); Cellular (cellular organisms); Eukaryota (eukaryotes)

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Gymnotiformes; Apteronotidae (ghost knifefishes); Sternarchorhynchus; Otomorpha; Ostariophysi; Sternarchorhynchus roseni (Rosen knifefish); Actinopterygii (ray-finned fishes); Neopterygii; Teleostei; Vertebrata (vertebrates); Gnathostomata (jawed fish); Osteichthyes; Chordata; Deuterostomia (deuterostomes); Bilateria; Opisthokonta (opisthokonts); Cellular (cellular organisms); Eukaryota (eukaryotes); Life (creatures); Metazoa (animals)

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Gymnotiformes; Ostariophysi; Otomorpha; Gymnotidae (nakedback knifefishes); Actinopterygii (ray-finned fishes); Neopterygii; Teleostei; Vertebrata (vertebrates); Gnathostomata (jawed fish); Osteichthyes; Chordata; Deuterostomia (deuterostomes); Bilateria; Opisthokonta (opisthokonts); Metazoa (animals); Life (creatures); Cellular (cellular organisms); Eukaryota (eukaryotes)

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trusted

Gymnotiformes; Gymnotidae (nakedback knifefishes); Gymnotus; Ostariophysi; Otomorpha; Actinopterygii (ray-finned fishes); Neopterygii; Teleostei; Vertebrata (vertebrates); Gnathostomata (jawed fish); Deuterostomia (deuterostomes); Chordata; Osteichthyes; Bilateria; Gymnotus carapo; Opisthokonta (opisthokonts); Metazoa (animals); Life (creatures); Cellular (cellular organisms); Eukaryota (eukaryotes)

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Gymnotiformes; Hypopomidae; Brachyhypopomus; Brachyhypopomus pinnicaudatus; Ostariophysi; Otomorpha; Neopterygii; Teleostei; Actinopterygii (ray-finned fishes); Osteichthyes; Gnathostomata (jawed fish); Life (creatures); Cellular (cellular organisms); Deuterostomia (deuterostomes); Vertebrata (vertebrates); Eukaryota (eukaryotes); Opisthokonta (opisthokonts); Bilateria; Chordata; Metazoa (animals)

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Gymnotiformes; Apteronotidae (ghost knifefishes); Apteronotus; Apteronotus albifrons; Ostariophysi; Otomorpha; Actinopterygii (ray-finned fishes); Neopterygii; Teleostei; Osteichthyes; Deuterostomia (deuterostomes); Vertebrata (vertebrates); Gnathostomata (jawed fish); Life (creatures); Cellular (cellular organisms); Eukaryota (eukaryotes); Opisthokonta (opisthokonts); Bilateria; Chordata; Metazoa (animals)

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trusted

Gymnotiformes; Apteronotidae (ghost knifefishes); Adontosternarchus; Adontosternarchus sachsi; Ostariophysi; Otomorpha; Neopterygii; Teleostei; Actinopterygii (ray-finned fishes); Life (creatures); Cellular (cellular organisms); Gnathostomata (jawed fish); Vertebrata (vertebrates); Osteichthyes; Deuterostomia (deuterostomes); Eukaryota (eukaryotes); Opisthokonta (opisthokonts); Bilateria; Chordata; Metazoa (animals)

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trusted

Gymnotiformes; Sternopygidae (glass knifefishes); Rhabdolichops; Rhabdolichops caviceps; Ostariophysi; Otomorpha; Actinopterygii (ray-finned fishes); Neopterygii; Teleostei; Osteichthyes; Gnathostomata (jawed fish); Deuterostomia (deuterostomes); Vertebrata (vertebrates); Bilateria; Opisthokonta (opisthokonts); Life (creatures); Cellular (cellular organisms); Eukaryota (eukaryotes); Chordata; Metazoa (animals)

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trusted

Gymnotiformes; Apteronotidae (ghost knifefishes); Sternarchogiton; Sternarchogiton porcinum; Ostariophysi; Otomorpha; Actinopterygii (ray-finned fishes); Neopterygii; Teleostei; Vertebrata (vertebrates); Life (creatures); Cellular (cellular organisms); Eukaryota (eukaryotes); Opisthokonta (opisthokonts); Bilateria; Gnathostomata (jawed fish); Deuterostomia (deuterostomes); Osteichthyes; Metazoa (animals); Chordata

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trusted

Chordata; Vertebrata (vertebrates); Gnathostomata (jawed fish); Osteichthyes; Actinopterygii (ray-finned fishes); Neopterygii; Teleostei; Otomorpha; Ostariophysi; Gymnotiformes; Apteronotidae (ghost knifefishes); Apteronotus; Deuterostomia (deuterostomes); Apteronotus rostratus; Life (creatures); Cellular (cellular organisms); Eukaryota (eukaryotes); Opisthokonta (opisthokonts); Bilateria; Metazoa (animals)

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trusted

Chordata; Osteichthyes; Gymnotiformes; Gymnotidae (nakedback knifefishes); Gymnotus; Gymnotus darwini; Metazoa (animals)

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trusted

Gymnotiformes; Brachyhypopomus; Hypopomidae; Actinopterygii (ray-finned fishes); Neopterygii; Teleostei; Otomorpha; Ostariophysi; Brachyhypopomus walteri; Vertebrata (vertebrates); Gnathostomata (jawed fish); Deuterostomia (deuterostomes); Chordata; Osteichthyes; Life (creatures); Cellular (cellular organisms); Eukaryota (eukaryotes); Opisthokonta (opisthokonts); Bilateria; Metazoa (animals)

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trusted

Actinopterygii (ray-finned fishes); Neopterygii; Teleostei; Otomorpha; Ostariophysi; Gymnotiformes; Sternopygidae (glass knifefishes); Sternopygus; Sternopygus obtusirostris; Deuterostomia (deuterostomes); Chordata; Vertebrata (vertebrates); Gnathostomata (jawed fish); Osteichthyes; Opisthokonta (opisthokonts); Bilateria; Metazoa (animals); Eukaryota (eukaryotes); Life (creatures); Cellular (cellular organisms)

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trusted

Gymnotiformes; Apteronotidae (ghost knifefishes); Sternarchella; Otomorpha; Ostariophysi; Sternarchella schotti; Actinopterygii (ray-finned fishes); Neopterygii; Teleostei; Osteichthyes; Vertebrata (vertebrates); Gnathostomata (jawed fish); Chordata; Deuterostomia (deuterostomes); Bilateria; Metazoa (animals); Opisthokonta (opisthokonts); Life (creatures); Cellular (cellular organisms); Eukaryota (eukaryotes)

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trusted

Otomorpha; Ostariophysi; Gymnotiformes; Hypopomidae; Brachyhypopomus; Brachyhypopomus janeiroensis; Actinopterygii (ray-finned fishes); Neopterygii; Teleostei; Vertebrata (vertebrates); Gnathostomata (jawed fish); Osteichthyes; Deuterostomia (deuterostomes); Chordata; Bilateria; Opisthokonta (opisthokonts); Metazoa (animals); Life (creatures); Cellular (cellular organisms); Eukaryota (eukaryotes)

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trusted

Actinopterygii (ray-finned fishes); Neopterygii; Teleostei; Otomorpha; Ostariophysi; Gymnotiformes; Apteronotidae (ghost knifefishes); Sternarchella; Deuterostomia (deuterostomes); Chordata; Vertebrata (vertebrates); Gnathostomata (jawed fish); Osteichthyes; Opisthokonta (opisthokonts); Bilateria; Metazoa (animals); Life (creatures); Cellular (cellular organisms); Eukaryota (eukaryotes)

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trusted

Deuterostomia (deuterostomes); Chordata; Vertebrata (vertebrates); Gnathostomata (jawed fish); Osteichthyes; Actinopterygii (ray-finned fishes); Neopterygii; Teleostei; Otomorpha; Ostariophysi; Gymnotiformes; Gymnotidae (nakedback knifefishes); Gymnotus; Gymnotus arapaima; Opisthokonta (opisthokonts); Metazoa (animals); Bilateria; Life (creatures); Cellular (cellular organisms); Eukaryota (eukaryotes)

cc-publicdomain

trusted

Gymnotiformes; Gymnotidae (nakedback knifefishes); Gymnotus; Otomorpha; Ostariophysi; Actinopterygii (ray-finned fishes); Neopterygii; Teleostei; Gymnotus carapo; Deuterostomia (deuterostomes); Chordata; Vertebrata (vertebrates); Gnathostomata (jawed fish); Osteichthyes; Bilateria; Metazoa (animals); Opisthokonta (opisthokonts); Life (creatures); Cellular (cellular organisms); Eukaryota (eukaryotes)

cc-by-nc-sa

trusted

Otomorpha; Ostariophysi; Gymnotiformes; Gymnotidae (nakedback knifefishes); Gymnotus; Gymnotus pantherinus; Actinopterygii (ray-finned fishes); Neopterygii; Teleostei; Vertebrata (vertebrates); Gnathostomata (jawed fish); Osteichthyes; Deuterostomia (deuterostomes); Chordata; Bilateria; Opisthokonta (opisthokonts); Metazoa (animals); Life (creatures); Cellular (cellular organisms); Eukaryota (eukaryotes)

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trusted

Otomorpha; Ostariophysi; Gymnotiformes; Hypopomidae; Microsternarchus; Actinopterygii (ray-finned fishes); Neopterygii; Teleostei; Microsternarchus bilineatus; Deuterostomia (deuterostomes); Chordata; Vertebrata (vertebrates); Gnathostomata (jawed fish); Osteichthyes; Metazoa (animals); Bilateria; Opisthokonta (opisthokonts); Life (creatures); Cellular (cellular organisms); Eukaryota (eukaryotes)

cc-by-nc-sa

trusted

Otomorpha; Ostariophysi; Gymnotiformes; Gymnotidae (nakedback knifefishes); Electrophorus; Actinopterygii (ray-finned fishes); Neopterygii; Teleostei; Electrophorus electricus; Deuterostomia (deuterostomes); Vertebrata (vertebrates); Gnathostomata (jawed fish); Osteichthyes; Chordata; Bilateria; Metazoa (animals); Opisthokonta (opisthokonts); Life (creatures); Cellular (cellular organisms); Eukaryota (eukaryotes)

cc-by-nc-sa

trusted

Otomorpha; Ostariophysi; Gymnotiformes; Hypopomidae; Actinopterygii (ray-finned fishes); Neopterygii; Teleostei; Brachyhypopomus; Osteichthyes; Chordata; Vertebrata (vertebrates); Gnathostomata (jawed fish); Deuterostomia (deuterostomes); Opisthokonta (opisthokonts); Bilateria; Metazoa (animals); Life (creatures); Cellular (cellular organisms); Eukaryota (eukaryotes)

cc-by-nc-sa

trusted

Gymnotiformes; Gymnotidae (nakedback knifefishes); Gymnotus; Otomorpha; Ostariophysi; Gymnotus coropinae; Neopterygii; Teleostei; Actinopterygii (ray-finned fishes); Osteichthyes; Deuterostomia (deuterostomes); Vertebrata (vertebrates); Gnathostomata (jawed fish); Chordata; Bilateria; Metazoa (animals); Opisthokonta (opisthokonts); Life (creatures); Cellular (cellular organisms); Eukaryota (eukaryotes)

Food web model
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Design & Intelligence Lab at the Georgia Institute of Technology VERA
a simplified model of a food web containing Electrophorus electricus. VISIT VERA to learn more about the modeling tool and how to run simulations of your own
Image of Otomorpha
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N Sloth Biopix Nature Photos
Kattegatcentret Grenå
Modified lower jaw dentition of a mature male Sternarchorhynchus (S. yepezi, very similar to S. roseni) during breeding season
cc-publicdomain

EOL staff
Modified lower jaw dentition of a mature male Sternarchorhynchus (S. yepezi, very similar to S. roseni) during breeding season
Members of the Gymnotidae:. 1906. Gymnotidae.
cc-publicdomain

Freshwater and Marine Image Bank U Washington
Members of the Gymnotidae:. a.Sternarchorhynchus curvirostris (Boulenger; b.Steatogenys elegans (Steindachner)
Gymnotus fasciatus. 1860. Gymnotus.
cc-publicdomain

Freshwater and Marine Image Bank U Washington
Gymnotus fasciatus.
Image of Gymnotiformes
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Loureiro, M. Fishbase
Locality: Paso Mazangano, Cerro Largo, Uruguay.
Image of Gymnotiformes
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Museum of Comparative Zoology, Harvard University Harvard Museum of Comparative Zoology
Cat Num: 92914
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Museum of Comparative Zoology, Harvard University Harvard Museum of Comparative Zoology
Cat Num: 62376
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Museum of Comparative Zoology, Harvard University Harvard Museum of Comparative Zoology
Cat Num: 164197
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Museum of Comparative Zoology, Harvard University Harvard Museum of Comparative Zoology
Cat Num: 48686
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Museum of Comparative Zoology, Harvard University Harvard Museum of Comparative Zoology
Image of Chordata
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Museum of Comparative Zoology, Harvard University Harvard Museum of Comparative Zoology
Image of Gymnotiformes
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John P. Sullivan, Jansen Zuanon, Cristina Cox Fernandes Zookeys
Figure 3.Holotype of Brachyhypopomus walteri, INPA 8941 (TL 163 mm, LEA 126 mm), sex undetermined, Paraná do Paracuúba, Amazonas, Brazil. Preserved whole specimen shown above close-up view of specimen immediately post-mortem. Scale bars equal 1 cm.
2 knife fish (Lago Maximo, Brazil)
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Ernst Mayr Library Flickr Group
2 fish drawings (2 x 14 cm. and 2 x 12 cm.)Repository: Ernst Mayr Library, Museum of Comparative Zoology, Harvard UniversityCall number: ARC 209-391
Sternarchella schotti (Manacapuru, Brazil)
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Ernst Mayr Library Flickr Group
1 fish drawing (3 x 15 cm.)Repository: Ernst Mayr Library, Museum of Comparative Zoology, Harvard UniversityCall number: ARC 209-138
Brachyhypopomus janeiroensis (Rio Parahiba, Brazil, 1866)
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Ernst Mayr Library Flickr Group
1 fish drawing (5 x 23 cm.)Repository: Ernst Mayr Library, Museum of Comparative Zoology, Harvard UniversityCall number: ARC 209-132
Sternarchella sp. (Manacapuru, Brazil)
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Ernst Mayr Library Flickr Group
1 fish sketch (4 x 26 cm.)Repository: Ernst Mayr Library, Museum of Comparative Zoology, Harvard UniversityCall number: ARC 209-137
Gymnotus arapaima (Lake January, Brazil, 16 November 1865)
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Ernst Mayr Library Flickr Group
1 rough eel drawing (2 x 15 cm.)Repository: Ernst Mayr Library, Museum of Comparative Zoology, Harvard UniversityCall number: ARC 209-253
n312_w1150
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Biodiversity Heritage Library Flickr Group
Ichthyologie; ou, Histoire naturelle des poissons :.Berlin,Chez l'auteur,1796..biodiversitylibrary.org/page/4786881
Gymnotus pantherinus (Santa Cruz, Rio de Janeiro, Brazil, 1866)
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Ernst Mayr Library Flickr Group
1 fish drawing (3 x 15 cm.)Repository: Ernst Mayr Library, Museum of Comparative Zoology, Harvard UniversityCall number: ARC 209-260
Microsternarchus bilineatus (Lago Maximo, Brazil, 1866)
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Ernst Mayr Library Flickr Group
1 fish drawing (1 x 9 cm.)Repository: Ernst Mayr Library, Museum of Comparative Zoology, Harvard UniversityCall number: ARC 209-250
Electrophorus electricus
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lotlhmoq Flickr Group
Paris, Ile-de-France, France
Brachyhypopomus sp. (Manacapuru, Brazil)
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Ernst Mayr Library Flickr Group
1 fish drawing (2 x 18 cm.)Repository: Ernst Mayr Library, Museum of Comparative Zoology, Harvard UniversityCall number: ARC 209-143
Gymnotus coropinae (Lago Maximo, Brazil, 1866)
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Ernst Mayr Library Flickr Group
1 fish drawing (3 x 15 cm.)Repository: Ernst Mayr Library, Museum of Comparative Zoology, Harvard UniversityCall number: ARC 209-261

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