Hassar orestis
Steindachner, 1875
(Type species)
dedicated Orestes Saint John - collector of the type material
Length (total)
approx. 22 cm
Recommended tank size
120 cm
pH
6.0 - 8.0
rio Putumayo = rio Iça, ➀ Amazonas = rio Solimões, ➀ rio Xingu, ➀ rio Tapajós, ➀ rio Madeira, ➀ rio Trombetas, ➀ rio Uatumã, ➀ rio Negro, ➀ río Ucayali, ➀ Essequibo River, ➀ río Orinoco, ➀ río Ventuari, lago Açu, ➀ rio Branco, río Capanaparo, laguna Castillero, ➀ río Caura, igarapé do lagoa Farias, río Itaya, ➀ rio Jutaí, rio Manacacias, ➀ río Manapiare, ➀ río Nanay, ➀ rio Nhamunda = rio Jamundá, Rupununi River, ➀ rio Tefé
caño Las Varitas, río San Jose - widespread
caño Las Varitas, río San Jose - widespread
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
Brazil, Equador, Guyana, Colombia, Peru, Venezuela
Amazonas | Río Orinoco
˜[ -3.109,-51.760 ]
Substrate
fine gravel, sand, mud
Eats plants
not known
from genus: Male pointed dorsal fin, female round dorsal fin
unknown
On the positive list of Brazil in 2012 : The positive list of Brazil
Not on the negative list of Brazil from 2020 : The negative list of Brazil
Not on the negative list of Brazil from 2020 : The negative list of Brazil
last seen on a
german stock list
german stock list
29/January/2022
- Steindachner, Dr. F., 1875 "Über einige neue brasilianische Siluroiden aus der Gruppe der Doradinen" (Sitzungsberichte der Kaiserlichen Akademie der Wissenschaften, Vol. 71, P. 138)
- Eigenmann, C.H., 1912 "The Freshwater Fishes of British Guiana, including a Study of the ecological Grouping of Species, and the Relation of the Fauna of the Plateau to that of the Lowlands" (Memoirs of the Carnegie Museum, Vol. 5, P. 196)
- 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. 356)
- 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. 356)
- Fowler, Henry W., 1939 "A Collection of Fishes Obtained by Mr. William C. Morrow in the Ucayali River Basin, Peru" (Proceedings of the Academy of Natural Sciences of Philadelphia, Vol. 91, P. 228)
- 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)
- Collins, R.A.; Ribeiro, E.D.; Machado, V.N.; Hrbek, T. & Farias,I.P. , 2015 "A preliminary inventory of the catfishes of the lower Rio Nhamundá, Brazil (Ostariophysi, Siluriformes)" (Biodiversity Data Journal, 3: e4162)
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Many thanks to
for the pictures
1, 2
José Birindelli (CC BY-NC 3.0)
3
Please help with your pictures and information to complete the database: database(at)welsfans.de
Link: https://www.suedamerikafans.de/en/wels-datenbank/welsart/?art=1710
1710