Length (total)
20 - 27 cm
Mouth
slender, pointed
Sex difference
Male pointed dorsal fin, female round dorsal fin
Others
3 pairs of barbels, large oval eyes, one serie of bone plates
Strinking
of them
of them
Similar Genus
Internet sources
- Eigenmann, C.H. & Eigenmann, R.S., 1888 "Preliminary Notes on South American Nemotognathi" (Proceedings of the California Academy of Sciences, Vol. 1 Ser. 2, P. 158)
- Eigenmann, C.H., 1925 "A review of the Doradidae, a family of South American Nematognathi, or catfishes" (Transactions of the American Philosophical Society (New Series), Vol. 22 No. 5, P. 355)
- Birindelli, J.L.O., Fayal, D.F. & Wosiacki, W.B., 2011 "Taxonomic revision of thorny catfish genus Hassar (Siluriformes: Doradidae)" (Neotropical Ichthyology, Vol. 9 No. 3)
- Birindelli, José L.O., 2014 "Phylogenetic relationships of the South American Doradoidea (Ostariophysi: Siluriformes)" (Neotropical Ichthyology, Vol. 12 No. 3)
- Sabaj, M.H. & Arce H.; M., 2021 "Towards a complete classification of the Neotropical thorny catfishes (Siluriformes: Doradidae) " (Neotropical Ichthyology)
Species
Species
Country
Origin
Country
Origin
Length
(cm)
(cm)
AQ
(cm)
(cm)
T.
(°C)
(°C)
Bree
ding
ding
Hassar affinis
Steindachner, 1881
Brazil
Rio Puty = rio Poti, rio Paranaiba-Einzug, rio Turiaçu, rio Itapecuru, rio Pindaré-Mearim
(Piauí, Maranhão)
Steindachner, 1881
Brazil
Rio Puty = rio Poti, rio Paranaiba-Einzug, rio Turiaçu, rio Itapecuru, rio Pindaré-Mearim
(Piauí, Maranhão)
27
150
unknown
Hassar gabiru
Birindelli, Fayal & Wosiacki, 2011
Brazil
rio Curuá, rio Iriri, rio Novo, rio Culuene, rio Sete de Setembro, rio Curisevo, lago da Mirim, rio Xingu-Einzug oberhalb der Volta Grande
(Mato Grosso, Pará (BRA))
Birindelli, Fayal & Wosiacki, 2011
Brazil
rio Curuá, rio Iriri, rio Novo, rio Culuene, rio Sete de Setembro, rio Curisevo, lago da Mirim, rio Xingu-Einzug oberhalb der Volta Grande
(Mato Grosso, Pará (BRA))
20
120
26 - 30
unknown
Hassar orestis
Steindachner, 1875
Brazil, Equador, Guyana, Colombia, Peru, Venezuela
caño Las Varitas, río San Jose, rio Iça, rio Xingu, rio Trombetas, Amazonas, rio Solimões, rio Negro, rio Madeira, Lago São José Açu, rio Uatumã, rio Tapajós, rio Tefé, río Itaya, río Nanay, Essequibo River, Rupununi River, río Manacacias, río Orinoco, río Capanaparo, río Ventuari, río Manapiare, rio Branco, río Ucayali
(Amazonas (BRA), Amazonas (VEN), Loreto, Bolívar (VEN), Roraima, Pará (BRA), Maranhão, Essequibo Islands-West Demerara, Cuyuni-Mazaruni, Upper Demerara-Berbice, Pataro-Siparuni, Upper Takutu-Upper Essequibo, Meta)
Steindachner, 1875
Brazil, Equador, Guyana, Colombia, Peru, Venezuela
caño Las Varitas, río San Jose, rio Iça, rio Xingu, rio Trombetas, Amazonas, rio Solimões, rio Negro, rio Madeira, Lago São José Açu, rio Uatumã, rio Tapajós, rio Tefé, río Itaya, río Nanay, Essequibo River, Rupununi River, río Manacacias, río Orinoco, río Capanaparo, río Ventuari, río Manapiare, rio Branco, río Ucayali
(Amazonas (BRA), Amazonas (VEN), Loreto, Bolívar (VEN), Roraima, Pará (BRA), Maranhão, Essequibo Islands-West Demerara, Cuyuni-Mazaruni, Upper Demerara-Berbice, Pataro-Siparuni, Upper Takutu-Upper Essequibo, Meta)
22
120
unknown
26
150
unknown
Hassar wilderi
Kindle, 1895
Brazil
Trocera = Trocará Indigenous territory, rio Rio Tocantins, rio Araguaia
(Tocantins, Piauí, Maranhão, Pará (BRA))
Kindle, 1895
Brazil
Trocera = Trocará Indigenous territory, rio Rio Tocantins, rio Araguaia
(Tocantins, Piauí, Maranhão, Pará (BRA))
25
150
unknown
5 entries found.
Many thanks to
for the pictures
1, 4
Steindachner, Franz (1882) (PD)
2
César Nolasco (CC BY-NC 3.0)
5
Please help with your pictures and information to complete the database: database(at)welsfans.de
140