Synonyms
Bacu-pedra (BRA)
Cascudo (BRA)
Doras à écussons dorsaux (FGUY)
Doras carinatus
Doras dorsalis
Doras lithogaster
Doras papillionatus
Hagau tino (FGUY)
Megalodoras pauciquamatus
Pacú (BRA)
Riesendornwels
Rock-bacu (US)
Vacú (BRA)
Cascudo (BRA)
Doras à écussons dorsaux (FGUY)
Doras carinatus
Doras dorsalis
Doras lithogaster
Doras papillionatus
Hagau tino (FGUY)
Megalodoras pauciquamatus
Pacú (BRA)
Riesendornwels
Rock-bacu (US)
Vacú (BRA)
Length (total)
approx. 96 cm
Standard length (documented)
810.0 mm
Nutrition (mostly): vegetarian
Açai Berry (Euterpe oleracea), (Montrichardia linifera), Buriti-Palme (Mauritia flexuosa), molluscs (Mollusca), snails (Gastropoda), decapod (Decapoda), vegetable fibers, fruits, arthropod (Arthropoda), Wenigborster (Oligochaeta), Mango (Mangifera indica), mays, Gelbe Mombinpflaume (Spondias mombin), Deckelschlüpfer (Ciclorapha), millipede (Diplopoda), Cashew (Anacardium occidentale), beetle (Coleoptera) (larvae), small fishes, ants (Formicidae), spongefragments (Porifera / Spicules), leaf, algae, ephemeroptera (Ephemeroptera) (larvae), diptera (Diptera), Chironomidae (Chironomidae) (larvae)
Eats plants
not known
unknown
 
present
13 - 14 soft rays
15 soft rays
incised / concave, pointed
8 soft rays
7 soft rays
13 - 14 soft rays
15 soft rays
incised / concave, pointed
8 soft rays
7 soft rays
Not 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
- Reis, R.E., Kullander, S.O. & Ferraris, C.J. et.al., 2003 "Check List of the Freshwater Fishes of South and Central America" P. 462
- Valenciennes, 1840 "Siluroïdes" (Histoire naturelle des poissons, Vol. 15, P. 284)
- Cuvier, G.; Latreille, P.A. & M'Murtrie, H., 1837 "The animal kingdom, arranged according to its organization, serving as a foundation for the natural history of animals : and an introduction to comparative anatomy"
- De Filippi, 1853 "Nouvelles Espéces de Poissons" (Revue et Magasin de Zoologie, Vol.5, P. 167)
- Kner, 1855 "Ichthyologische Beiträge" (Sitzungsberichte der Kaiserlichen Akademie der Wissenschaften in Wien, Bd. 17, P. 132)
- 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. 318)
- Van der Stigchel, J.W.R., 1946 "The South American Nematognathi of the Museums at Leiden and Amsterdam"
- Keith, P. & Merona, B. de, 2000 "Présence de Lithodoras dorsalis (Valenciennes in Cuvier et Valenciennes, 1840) (Siluriformes, Doradidae) en Guyane Française" (Cybium, Vol. 24 No. 1, P. 101)
- Bail, P.Y. Le; Keith, P. & Planquette, P., 2000 "Atlas des poissons d'eau douce de Guyane"
- Camargo, M. & Victoria, I., 2001 "Os peixes estuarinos da região norte do Brasil: Lista de espécies e considerações sobre sua distribuição geográfica"
- Ferraris, C.J. jr., 2007 "Checklist of catfishes, recent and fossil (Osteichthyes: Siluriformes), and catalogue of siluriform primary types (I)" (Zootaxa, Vol. 1418, P. 173)
- Barbosa, T.A.P., 2012 "Aspectos ecológicos do bacu-pedra Lithodoras dorsalis (Valenciennes, 1840) (Siluriformes: Doradidae) na foz amazônica, Brasil"
- Birindelli, José L.O., 2014 "Phylogenetic relationships of the South American Doradoidea (Ostariophysi: Siluriformes)" (Neotropical Ichthyology, Vol. 12 No. 3, P. 536)
- Pedroso Barbosa, T.A.; Barthem, R.B. & Assis Montag, L.F. de, 2015 "Feeding ecology of immature Lithodoras dorsalis (Valenciennes, 1840) (Siluriformes: Doradidae) in a tidal environment, estuary of the rio Amazonas" (Neotropical Ichthyology, Vol. 13 No. 2)
- Barbosa, T.A.P. & Montag, L.F.A., 2017 "The role of Lithodoras dorsalis (Siluriformes: Doradidae) as seed disperser in Eastern Amazon" (Neotropical Ichthyology, Vol. 15 no. 2)
- DoNascimiento, C.; Herrera-Callazos, E.E.; Herrera-R., G.A.; Ortega-Lara, A.; Villa-Navarro, F.A.; Oviedo, J.S.U. & Maldonado-Ocampo, J.A., 2017 "Checklist of the freshwater fishes of Colombia: a Darwin Core alternative to the updating problem" (ZooKeys, Vol. 708, P. 88)
- PCF
Many thanks to
for the pictures
Mark Sabaj Pérez (CC BY-NC 3.0)
1, 2
Leandro Sousa (CC BY-NC 3.0)
3, 4
José Birindelli (CC BY-NC 3.0)
5
Daphne Layley
6
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=1696
1696