Hypostomus boulengeri
Eigenmann & Kennedy, 1903
dedicated George Albert Boulenger
Synonyms
Plecostomus boulengeri
Plecostomus plecostomus
Boulengers Schilderwels
Plecostomus guacari
Plecostomus plecostomus
Boulengers Schilderwels
Plecostomus guacari
Length (total)
approx. 30 cm
Standard length (documented)
245.0 mm
Recommended tank size
150 cm
Temperature
22 - 28 °C
pH
6.0 - 8.0
Asunción, Corrientes, Mato Grosso, Mato Grosso do Sul, San Pedro, Chaco, Formosa, Santa Cruz, Alto Paraguay
Argentina, Bolivia, Brazil, Paraguay
río Paraguay ➙ río Paraná ➙ río de la Plata ➙ Atlantic SE
High above sea level
227 - 345 m
Nutrition (mostly): omnivore
Eats plants
not known
Keeping in (small) groups is recommended. Individual keeping is possible.
from genus: males have longer fins
from genus: Standard
unknown
Sympatric with
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
- I. Seidel / H.-G. Evers "Welsatlas 2" edition: 1 (2005) P.1026
- Aquaristik Fachmagazin Okt./Nov. 2010 S.6
- Seidel, Ingo: "Die Hypostomus-Arten des Südens"
(Aquaristik Fachmagazin Oktober / November 2010 "Wels-Presseschau")
- Eigenmann C. H. & Kennedy C. H., 1903 "On a collection of fishes from Paraguay, with a synopsis of the American genera of cichlids" (Proceedings of the Academy of Natural Sciences of Philadelphia, Vol. 55, P. 502)
- Zawadzki, C.H.; Oyakawa, O.T. & Britski, H.a., 2017 "Hypostomus velhochico, a new keeled Hypostomus Lacépède, 1803 (Siluriformes: Loricariidae) from the rio São Francisco basin in Brazil" (Zootaxa, Vol. 4344 No. 3)
- Zawadzki, C.H.; da Silva, H.P. & Troy, W.P., 2018 "Redescription of Hypostomus latirostris (Regan, 1904) with the recognition of a new species of Hypostomus (Siluriformes: Loricariidae) from the upper rio Paraguay basin, Brazil" (Ichthyological Exploration of Freshwaters, No. 1079, P. 1)
- Cardoso, Y.P.; Queiroz, L.J. de; Bahechar, I.A.; Posadas, P.E. & Montoya-Burgos, 2021 "Multilocus phylogeny and historical biogeography of Hypostomus shed light on the processes of fish diversification in La Plata Basin" (scientific reports, Vol. 11)
- Gimênes Junior, H. & Rech, R. , 2022 "Guia ilustrado dos peixes do Pantanal e entorno"
- Paiva, S.de; Porto, F.E.; Codognotto, F.J.; Fernandes, C.A.; Rossi, M.M.V.; Borin-Carvalho, L.A.; Brito Portela-Castro, A.L. de; Zawadzki, C.H.; Renesto, E. & Martins-Santos, , 2024 "Allozyme and cytogenetic analysis in two species of Hypostomus (Siluriformes: Loricariidae) from the Paraguai River basin, Brazil: occurrence of B microchromosome and intrapopulation heterochromatic polymorphism in H. boulengeri" (Neotropical Ichthyology, Vol. 22 No 2)
- --- find more ---
Many thanks to
for the pictures
Ingo Seidel
1, 2
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=40
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28.09.2025