Dodatak:Popis ribljih vrsta, Gu
- Guavina guavina (Valenciennes, 1837)
- Guavina micropus Ginsburg, 1953
Actinopterygii > Perciformes > Eleotridae
- Gudusia chapra (Hamilton, 1822)
- Gudusia variegata (Day, 1870)
Rod Guentheridia
uredi- Guentheridia formosa (Günther, 1870)
Actinopterygii → Tetraodontiformes → Tetraodontidae
Rod Guentherus
uredi- Guentherus altivela Osório, 1917
- Guentherus katoi Senou, Kuwayama & Hirate, 2008
Actinopterygii > Ateleopodiformes > Ateleopodidae
Rod Guianacara
uredi- Guianacara cuyunii López-Fernández, Taphorn Baechle & Kullander, 2006
- Guianacara dacrya Arbour & López-Fernández, 2011
- Guianacara geayi (Pellegrin, 1902)
- Guianacara oelemariensis Kullander & Nijssen, 1989
- Guianacara owroewefi Kullander & Nijssen, 1989
- Guianacara sphenozona Kullander & Nijssen, 1989
- Guianacara stergiosi López-Fernández, Taphorn Baechle & Kullander, 2006
Actinopterygii > Perciformes > Cichlidae
Rod Gulaphallus
uredi- Gulaphallus bikolanus (Herre, 1926)
- Gulaphallus eximius Herre, 1925
- Gulaphallus falcifer Manacop, 1936
- Gulaphallus mirabilis Herre, 1925
- Gulaphallus panayensis (Herre, 1942)
Actinopterygii > Atheriniformes > Phallostethidae
Rod Gunnellichthys
uredi- Gunnellichthys copleyi (Smith, 1951)
- Gunnellichthys curiosus Dawson, 1968
- Gunnellichthys grandoculis (Kendall & Goldsborough, 1911)
- Gunnellichthys irideus Smith, 1958
- Gunnellichthys monostigma Smith, 1958
- Gunnellichthys pleurotaenia Bleeker, 1858
- Gunnellichthys viridescens Dawson, 1968
Actinopterygii > Perciformes > Microdesmidae
Rod Gunterichthys
uredi- Gunterichthys bussingi Møller, Schwarzhans & Nielsen, 2004
- Gunterichthys coheni Møller, Schwarzhans & Nielsen, 2004
- Gunterichthys longipenis Dawson, 1966
Rod Gurgesiella
uredi- Gurgesiella atlantica (Bigelow & Schroeder, 1962)
- Gurgesiella dorsalifera McEachran & Compagno, 1980
- Gurgesiella furvescens de Buen, 1959
Rod Guttigadus
uredi- Guttigadus globiceps (Gilchrist, 1906)
- Guttigadus globosus (Paulin, 1986)
- Guttigadus kongi (Markle & Meléndez C., 1988)
- Guttigadus latifrons (Holt & Byrne, 1908)
- Guttigadus nudicephalus (Trunov, 1990)
- Guttigadus nudirostre (Trunov, 1990)
- Guttigadus squamirostre (Trunov, 1990)
- Guyu wujalwujalensis Pusey & Kennard, 2001
Actinopterygii > Perciformes > Percichthyidae
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Guyu wujalwujalensis