Huber, J. H. 2011. Description of Aapticheilichthys, nov. gen., a new monotypic fish genus of lampeyes (Cyprinodontiformes: Poeciliidae) from western Africa. Killi-Data Series 2011: 4-9.
Ferraris, C. J., Jr., Vari, R. P. & Skelton, P. H. 2011. A new genus of African loach catfish (Siluriformes: Amphiliidae) from the Congo River basin, the sister-group to all other genera of the Doumeinae, with the description of two new species. Copeia 2011 (no. 4): 477-489.
Zhu, Y., Zhang, E, Zhang, M. & Han, Y.-Q. 2011. Cophecheilus bamen, a new genus and species of labeonine fishes (Teleostei: Cyprinidae) from South China. Zootaxa, 2881: 39–50.
Schwarzhans, W. & Nielsen, J. 2011. Revision of the genus 'Microbrotula' (Teleostei: Bythitidae), with description of two new species and a related new genus. The Beagle: Records of the Museums and Art Galleries of the Northern Territory, 27: 147-160.
Lujan, N. K., Armbruster, J. W. & Rengifo, B. 2011. A new basal Ancistrini genus and species from the Andes of northern Peru (Siluriformes: Loricariidae). Copeia 2011 (no. 4): 497-502.
Rodriguez, M. S., Ortega, H. & Covain, R. 2011. Intergeneric phylogenetic relationships in catfishes of the Loricariinae (Siluriformes: Loricariidae), with the description of Fonchiiloricaria nanodon: a new genus and species from Peru. Journal of Fish Biology v. 79 (no. 4): 875-895.
de Carvalho, M. R. & Lovejoy, N. R. 2011. Morphology and phylogenetic relationships of a remarkable new genus and two new species of Neotropical freshwater stingrays from the Amazon basin (Chondrichthyes: Potamotrygonidae). Zootaxa, 2776: 13–48.
Meunier, F. J., Jégu, M. & Keith, P. 2011. A new genus and species of neotropical electric fish, Japigny kirschbaum (Gymnotiformes: Sternopygidae), from French Guiana. Cybium, 35 (1): 47-53.
Ferreira, K. M., Menezes, N. A. & Quagio-Grassioto, I. 2011. A new genus and two new species of Stevardiinae (Characiformes: Characidae) with a hypothesis on their relationships based on morphological and histological data. Neotropical Ichthyology, 9 (2): 281-298.
Lujan, N. K. & Armbruster, J. W. 2011. Two new genera and species of Ancistrini (Siluriformes: Loricariidae) from the western Guiana Shield. Copeia 2011 (no. 2): 216-225.
Bohlen, J. & Harant, R. 2011. Microcobitis, a new genus name for Cobitis misgurnoides (Teleostei: Cobitidae). Ichthyological Exploration of Freshwaters, 21 (4): 295-300.
Stevenson, D. E. & Kenaley, C. P. 2011. Revision of the manefish genus Paracaristius (Teleostei: Percomorpha: Caristiidae). with descriptions of a new genus and three new species. Copeia 2011 (no. 3): 385-399.
Schwarzhans, W. & Moller, P. R. 2011. New dinematichthyini (Teleostei: Bythitidae) from the indo-west pacific, with the description of a new genus and five new species. The Beagle: Records of the Museums and Art Galleries of the Northern Territory, 27: 161-177.
Birindelli, J. L. O. & Sabaj Pérez, M. H. 2011. Ossancora, a new genus of thorny catfish (Teleostei: Siluriformes: Doradidae) with description of one new species. Proceedings of the Academy of Natural Sciences of Philadelphia v. 161: 117-152.
Armbruster, J. W. & Taphorn, D. C. 2011. A New Genus and Species of Weakly Armored Catfish from the Upper Mazaruni River, Guyana (Siluriformes: Loricariidae). Copeia 2011 (1): 46-52.
Bohlen, J. & Šlechtová, V. 2011. A new genus and two new species of loaches (Teleostei: Nemacheilidae) from Myanmar. Ichthyological Exploration of Freshwaters, 22 (1): 1-10.
de Oliveira Martins, F. & Langeani, F. 2011. Rhinolekos, a new genus with three new species of Hypoptopomatinae (Siluriformes: Loricariidae) from upper rio Paraná. Neotropical Ichthyology, 9 (1): 65-78.
Ivantsoff, W. & Allen, G. R. 2011. A new species and genus of a large and unusual freshwater hardyhead, Sashatherina giganteus (Pisces: Atherinidae) from West Papua, Indonesia and a comparison with its closest relatives of the genus Craterocephalus. aqua International Journal of Ichthyology, 17 (1): 43-57.
Lujan, N. K. & Armbruster, J. W. 2011. Two new genera and species of Ancistrini (Siluriformes: Loricariidae) from the western Guiana Shield. Copeia 2011 (no. 2): 216-225.
Akama, A. & Ferraris, C. J., Jr. 2011. Spinipterus, a new genus of small, spiny catfish (Siluriformes: Auchenipteridae) from the Peruvian Amazon. Zootaxa No. 2992: 51-60.
Nielsen, J. & Schwarzhans, W. 2011. A new genus and species of bythitidae (Teleostei: Ophidiiformes) from northwestern Australia. The Beagle: Records of the Museums and Art Galleries of the Northern Territory, 27: 143-146.