Römer, Uwe. 1989. "Beobachtungen zum Fortpflanzungsverhalten von Nannacara cf. taenia". Die Aquarien- und Terrarien-Zeitschrift (DATZ). v. 42(n. 10), pp. 600-601 (crc05721)
Römer, Uwe. 1991. "Der Smaragd-Zwergbuntbarsch". Die Aquarien- und Terrarien-Zeitschrift (DATZ). v. 44, pp. 290-292 (crc05452)
Römer, Uwe. 1992. "Bemerkungen zu Apistogramma cf. gossei". Die Aquarien- und Terrarien-Zeitschrift (DATZ). v. 45, pp. 488-489 (crc05451)
Römer, Uwe. 1992. "Weitere Beobachtungen zur Verbreitung und Ökologie des 'Orangeflossen'-Laetacara". Deutsche Cichliden Gesellschaft- Informationen. v. 23(n. 4), pp. 74-83 (crc05450)
Römer, Uwe. 1992. "Weitere Beobachtungen zur Verbreitung und Ökologie des 'Orangeflossen'-Laetacara im Gebiet des Rio Negro (NW-Brasilien)". Deutsche Cichliden Gesellschaft- Informationen. v. 23; (n. 12); pp. 245–255 (crc01442)
Römer, Uwe. 1993. "Freilandbeobachtungen an Apistogramma diplotaenia Kullander, 1987". Buntbarsch Jahrbuch. v. 1, pp. 58-71 (crc03074)
Römer, Uwe. 1994. "Erste Beobachtungen an einer neu eingeführten Art der Gattung Nannacara Regan, 1905". Buntbarsch Jahrbuch. v. 2, pp. 50-55 (crc03085)
Römer, Uwe. 1994. "Erste ergebnisse von untersuchungen an Apistogramma elizabethae Kullander, 1980". Buntbarsch Jahrbuch. v. 2, pp. 68-73 (crc03166)
Römer, Uwe. 1994. "Apistogramma mendezi nov. sp. (Teleostei: Perciformes; Cichlidae): description of a new dwarf cichlid from the Rio Negro system, Amazonas State, Brazil". Aqua: Journal of Ichthyology and Aquatic Biology. v. 1(n. 1), pp. 1-12 (crc01201) (摘要)
Römer, Uwe. 1994. "Laetacara spec. „Orangefl ossen“: Ergänzende Beobachtungen zur Verbreitung und Ökologie im Gebiet des Rio Negro (NW-Brasilien)". Deutsche Cichliden Gesellschaft- Informationen. v. 25; (n. 12); pp. 274–88 (crc01443)
Römer, Uwe & D. Soares. 1995. "Remarks on Apistogramma juruensis Kullander 1986". Cichlid News Magazine (crc00476)
Römer, Uwe. 1995. "Uaupés". Aqua Geógraphia. v. 4(n. 1), pp. 6-27 (crc07059)
Römer, Uwe & W. Beisenherz. 1996. "Environmental determination of sex in Apistogramma (Cichlidae) and two other freshwater fishes (Teleostei)". Journal of Fish Biology. v. 48, pp. 714–725 (crc05103) (摘要)
Römer, Uwe. 1996. "Heros sp. „Uaupes“". South American Cichlids III - Aqualog. v. 3, pp. 118 (crc07268)
Römer, Uwe. 1996. "Apistogramma spec. 'Pandurini', the 'blue-sky' dwarf cichlid, a new species from Peru". Buntbarsche Bulletin. (n. 175), pp. 8-12 (crc09145)
Römer, Uwe. 1996. "Nannacara adoketa Kullander and Prada-Pedreros 1993". Buntbarsche Bulletin. (n. 174), pp. 1-4 (crc09138)
Römer, Uwe. 1997. "Diagnoses of two new dwarf cichlids (Teleostei; Perciformes) from Peru, Apistogramma atahualpa and Apistogramma panduro n. spp". Buntbarsche Bulletin. (n. 182), pp. 9-14 (crc00360)
Römer, Uwe. 1998. "Cichliden Atlas Band 1: Naturgeschichte der Zwergbuntbarsche Südamerikas". Mergus Verlag. v. 1,. ISBN: 3-88244-082-1 (crc06414) (摘要)
Römer, Uwe & F. Warzel. 1998. "Apistogramma arua sp. n. (Teleostei: Perciformes: Cichlidae), a new species of dwarf cichlid from the Rio Arapiuns system, Para State, Brazil". Aqua: Journal of Ichthyology and Aquatic Biology. v. 3(n. 2), pp. 45-54 (crc01022) (摘要)
Römer, Uwe. 2000. "Apistogramma sp. 'breast band', another new dwarf cichlid from Peru!". Buntbarsche Bulletin. (n. 200), pp. 1-5 (crc04024)
Römer, Uwe. 2002. "Apistogramma nijsseni - przeglad". Aqua Forum. (n. 5), pp. 5-12. DOI: 1642-6142 (crc08123)
Römer, Uwe. 2002. "First experience with Apistogramma spec. “Nanaý”, a newly-imported dwarf cichlid from Peru". Buntbarsche Bulletin. (n. 209), pp. 1-7 (crc03792) (摘要)
Römer, Uwe. 2002. "Apistogramma nijsseni Kullander, 1979 & company – An overview". Buntbarsche Bulletin. (n. 212), pp. 1-11 (crc03540) (摘要)
Römer, Uwe & I. Hahn, E. Römer, D. P. Soares & M. Wöhler. 2003. "Apistogramma martini sp. n. - Beschreibung eines geophaginen Zwergcichliden (Teleostei: Perciformes) aus dem nördlichen Peru". Das Aquarium. v. 37; n. 4 (406); pp. 14-29 (crc01200) (摘要)
Römer, Uwe. 2004. "Two New Dwarf Cichlids from Peru". Cichlid News Magazine (crc00680)
Römer, Uwe & Ingo Hahn, Erika Römer, David P. Soares & M. Wöhler. 2004. "Apistogramma baenschi sp. n. Description of an other geophagine Dwarf-Cichlid (Teleostei: Perciformes) from Peru". Das Aquarium. (no. 422): pp. 15-30 ([Aug. 2004]:) (crc00188)
Römer, Uwe & W. Beisenherz. 2005. "Intra- and interspecific mate choice of female Apistogramma cacatuoides (Teleostei: Cichlidae)". Ichthyological Explorations of Freshwaters. v. 16(n. 4), pp. 339-345 (crc02500) (摘要)
Römer, Uwe. 2006. "Cichlid Atlas. Volume 2. Natural History of South American Dwarf Cichlids. Part 2". Mergus. ISBN: 978-3-88244-041-6 (crc08114) (摘要)
Römer, Uwe. 2006. "Evolution and Biogeography of Neotropical Cichlids of the Genus Apistogramma (Regan, 1913) (Teleostei: Perciformes)". Cichlid Atlas 2: Natural History of South American Dwarf Cichlids – Volume 2. pp. 166-387 (crc01418)
Römer, Uwe & E. Römer, D. P. Soares & I. Hahn. 2006. "Apistogramma huascar sp. n. - Description of a geophagine Dwarf Cichlid (Teleostei: Perciformes) from the North of Peru". Cichlid Atlas 2: Natural History of South American Dwarf Cichlids – Volume 2. pp. 636-661. ISBN: 978-3-88244-041-6 (crc01414) (摘要)
Römer, Uwe & P. Pretor & I. Hahn. 2006. "Apistogramma pantalone sp. n. - description of a geophagine dwarf cichlid (Teleostei: Perciformes) from the north of Peru". Cichlid Atlas 2: Natural History of South American Dwarf Cichlids – Volume 2. pp. 524-567 (crc01416) (摘要)
Römer, Uwe & E. Römer & I. Hahn. 2006. "Apistogramma rositae sp. n. - Description of a new Dwarf Cichlid from Peru". Cichlid Atlas 2: Natural History of South American Dwarf Cichlids – Volume 2. pp. 662-687 (crc01415)
Römer, Uwe. 2006. "Apistogramma rositae, Beschreibung eines weiteren Zwergbuntbarsches aus Peru". Cichlid Atlas 2: Natural History of South American Dwarf Cichlids – Volume 2 (crc01462)
Römer, Uwe & I. Hahn & A. Conrad. 2006. "Apistogramma wapisana sp. n.: Description of a new dwarf cichlid from northern Brazil". Cichlid Atlas 2: Natural History of South American Dwarf Cichlids – Volume 2. pp. 748-763 (crc01417)
Römer, Uwe & Ingo Hahn & Anthony Conrad. 2006. "Apistogramma wapisana, Beschreibung eines Zwergcichliden aus Nordbrasilien". Cichlid Atlas 2: Natural History of South American Dwarf Cichlids – Volume 2. pp. 748-763 (crc01470) (摘要)
Römer, Uwe. 2006. "Apistogramma sp. "Wilhelmi"". Cichlid Atlas 2: Natural History of South American Dwarf Cichlids – Volume 2. pp.1068-1083 (crc01521)
Römer, Uwe & I. Hahn. 2006. "Ivanacara (Teleostei: Perciformes: Cichlasomatini), eine neue Cichlidengattung aus den Neotropen". Mergus Cichliden Atlas. Vol. 2; pp. 1190-1197 (crc01384)
Römer, Uwe & I. Hahn. 2006. "Ivanacara gen. n. (Teleostei: Perciformes, Cichlasomatini) - a new genus of cichlids from the Neotropis". Cichlid Atlas 2: Natural History of South American Dwarf Cichlids. v. 2, pp. 1190-1197. ISBN: 978-3-88244-041-6 (crc08676)
Römer, Uwe & Ingo Hahn. 2008. "Apistogramma barlowi sp. n.; Description of a new facultative mouth-breeding cichlid species (Teleostei: Perciformes: Geophaginae) from Northern Peru". Vertebrate Zoology. 58 (1) 2008 pp. 49-66 (crc01570)
Römer, Uwe & I.J. Hahn & P.M. Vergara. 2010. "Description of Dicrossus foirni sp. n. and Dicrossus warzeli sp. n. (Teleostei: Perciformes: Cichlidae), two new cichlid species from the Rio Negro and the Rio Tapajós, Amazon drainage, Brazil". Vertebrate Zoology. v.60(2), pp. 123-138 (crc02676) (摘要)
Römer, Uwe & F. Duponchelle, A. Vela, C. García, S. Sirvas, C. Díaz & J-F. Renno. 2011. "Apistogramma cinilabra sp. n.: Description of a potentially endangered endemic cichlid species (Teleostei: Perciformes: Cichlidae) from the Departamento Loreto, Peru". Vertebrate Zoology. v. 61(n. 1), pp. 3-23 (crc03257) (摘要)
Römer, Uwe. 2011. "Apistogramma playayacu sp. n.: Description of a new cichlid species (Teleostei: Perciformes: Geophaginae) from the Rio Napo system, Ecuador". Vertebrate Zoology. v. 61(n. 3), pp. 321 – 333 (crc04092) (摘要)
Römer, Uwe & J. Beninde, F. Duponchelle, A. Vela-Díaz, H. Ortega, I. Hahn, D.P. Soares, C. Díaz-Cachay, C.R. García-Dávila, S. Sirvas-Cornejo & J-F. Renno. 2012. "Description of Apistogramma allpahuayo sp. n., a new dwarf cichlid species (Teleostei: Perciformes: Geophaginae) from in and around the Reserva Nacional Allpahuayo Mishana, Loreto, Peru". Vertebrate Zoology. v. 62(n. 2), pp. 189 – 212 (crc04506) (摘要)
Römer, Uwe & J. Beninde, F. Duponchelle, C.R. García-Dávila, A. Vela-Díaz & J.-F. Renno. 2013. "Description of Apistogramma paulmuelleri sp. n., a new geophagine cichlid species (Teleostei: Perciformes) from the Amazon river basin in Loreto, Peru". Vertebrate Zoology. v. 63(n. 1), pp. 15-34 (crc05008) (摘要)
Römer, Uwe & I. Hahn. 2013. "Apistogramma aguarico sp. n.: A new species of geophagine cichlid fish (Teleostei: Perciformes) from the Ecuadorian and Peruvian río Napo system". Vertebrate Zoology. v. 63(n. 2), pp. 171-181 (crc05735) (摘要)
Römer, Uwe & Bernd Engelking, Wolfgang Beisenherz. 2014. "Genetically determined mate choice can be influenced by learning in Apistogramma cacatuoides HOEDEMAN, 1951 (Teleostei, Cichlidae)". Vertebrate Zoology. v. 64(n. 2), pp. 199-206 (crc09367) (摘要)
Römer, Uwe & D.P. Soares , C.R. García Dávila, F. Duponchelle, J.-F. Renno, I. Hahn. 2015. "Re-description of Apistogramma payaminonis Kullander, 1986, with descriptions of two new cichlid species of the genus Apistogramma (Teleostei, Perciformes, Geophaginae) from northern Peru". Vertebrate Zoology. v. 65(n. 3), pp. 287-314 (crc06929) (摘要)
Römer, Uwe & C.I Römer, G. Estivals, A.V. Díaz, F. Duponchelle, C.R. García Dávila, I. Hahn & J-F Renno. 2017. "Description of a new maternal larvophilic mouth-brooding cichlid species, Apistogramma megastoma sp. n. (Teleostei: Perciformes: Geophaginae), from Loreto, Peru". Vertebrate Zoology. v. 67(n. 2), pp. 1-20 (crc08122) (摘要)
Römer, Uwe & Soares, David Patricio. 2017. "Ein aquaristisch noch weitgehend unbekannter Zwergbuntbarsch aus Peru: Apistogramma sp. "Pucacuro" - Teil 2". Deutsche Cichliden Gesellschaft- Informationen. v. 48(n. 5), pp. 110-115 (crc08129)