Both
FishBase and
World Register of Marine Species recognize a total of 128 valid species in the genus. However, each database includes three species that the other does not list, which are noted in the list below. •
Gymnothorax afer Bloch, 1795 (Dark moray) •
Gymnothorax albimarginatus (
Temminck &
Schlegel, 1846) (White-margin moray) •
Gymnothorax andamanensis •
Gymnothorax angusticauda (
M. C. W. Weber &
de Beaufort, 1916) (Narrow-tail moray) •
Gymnothorax angusticeps (
Hildebrand &
F. O. Barton, 1949) •
Gymnothorax annasona Whitley, 1937 (Lord Howe Island moray) •
Gymnothorax annulatus D. G. Smith &
E. B. Böhlke, 1997 (Ringed moray) •
Gymnothorax arabicus D. G. Smith,
Bogorodsky,
Dandar &
Zajonz, 2024 •
Gymnothorax atolli (
Pietschmann, 1935) (Atoll moray) •
Gymnothorax aurocephalus Nashad, Mohapatra, Varghese & Bineesh, 2020 (Goldenhead moray) •
Gymnothorax australicola Lavenberg, 1992 (South Pacific moray) •
Gymnothorax austrinus E. B. Böhlke &
McCosker, 2001 (Southern moray) •
Gymnothorax bacalladoi E. B. Böhlke &
Brito, 1987 (Canary moray) •
Gymnothorax baranesi D. G. Smith,
Brokovich &
Einbinder, 2008 •
Gymnothorax bathyphilus J. E. Randall &
McCosker, 1975 (Deep-dwelling moray) •
Gymnothorax berndti Snyder, 1904 (Y-patterned moray) •
Gymnothorax breedeni McCosker & J. E. Randall, 1977 (Black-cheek moray) •
Gymnothorax buroensis (
Bleeker, 1857) (Vagrant moray) •
Gymnothorax castaneus (
D. S. Jordan &
C. H. Gilbert, 1883) (Panamic green moray) •
Gymnothorax castlei E. B. Böhlke & J. E. Randall, 1999 (Castle's moray) •
Gymnothorax cephalospilus E. B. Böhlke & McCosker, 2001 (Head-spot moray) •
Gymnothorax chilospilus Bleeker, 1864 (Lip-spot moray) •
Gymnothorax chlamydatus Snyder, 1908 (Banded mud moray) •
Gymnothorax cinerascens (Plain moray) •
Gymnothorax conspersus Poey, 1867 (Saddled moray) •
Gymnothorax cribroris Whitley, 1932 (Sieve-patterned moray) •
Gymnothorax davidsmithi McCosker & J. E. Randall, 2008 (Flores mud moray) •
Gymnothorax dorsalis Seale, 1917 •
Gymnothorax dovii (
Günther, 1870) (Fine-spotted moray) •
Gymnothorax elaineheemstrae •
Gymnothorax elegans Bliss, 1883 (Elegant moray) •
Gymnothorax emmae Prokofiev, 2010 •
Gymnothorax enigmaticus McCosker & J. E. Randall, 1982 (Enigmatic moray) •
Gymnothorax equatorialis (Hildebrand, 1946) (Spot-tail moray) •
Gymnothorax eurostus (
C. C. Abbott, 1860) (Abbott's moray) •
Gymnothorax eurygnathos E. B. Böhlke, 2001 •
Gymnothorax favagineus Bloch &
J. G. Schneider, 1801 (Laced moray) •
Gymnothorax fimbriatus (
E. T. Bennett, 1832) (Fimbriated moray) •
Gymnothorax flavimarginatus (
Rüppell, 1830) (Yellow-edged moray) •
Gymnothorax flavoculus (E. B. Böhlke & J. E. Randall, 1996) (Pale-nose moray) •
Gymnothorax formosus Bleeker, 1864 •
Gymnothorax funebris Ranzani, 1839 (Green moray) •
Gymnothorax fuscomaculatus (
L. P. Schultz, 1953) (Brown-spotted moray) •
Gymnothorax gracilicauda O. P. Jenkins, 1903 (Slender-tail moray) •
Gymnothorax griseus (
Lacépède, 1803) (Geometric moray) •
Gymnothorax hansi Heemstra, 2004 •
Gymnothorax hepaticus (Rüppell, 1830) (Liver-colored moray) •
Gymnothorax herrei Beebe &
Tee-Van, 1933 (Herre's moray) •
Gymnothorax hubbsi J. E. Böhlke & E. B. Böhlke, 1977 (Lichen moray) •
Gymnothorax indicus Mohapatra,
D. Ray,
D. G. Smith &
Mishra, 2016 (Indian unpatterened moray) •
Gymnothorax intesi (
Fourmanoir &
Rivaton, 1979) (White-tip moray) •
Gymnothorax isingteena (
J. Richardson, 1845) (Indo-Pacific spotted moray) •
Gymnothorax javanicus (Bleeker, 1859) (Giant moray) •
Gymnothorax johnsoni (
J. L. B. Smith, 1962) (White-spotted moray) •
Gymnothorax kidako (Temminck & Schlegel, 1846) (Kidako moray) •
Gymnothorax kolpos J. E. Böhlke & E. B. Böhlke, 1980 (Black-tail moray) •
Gymnothorax kontodontos E. B. Böhlke, 2000 (Short-tooth moray) •
Gymnothorax longinquus (Whitley, 1948) •
Gymnothorax maderensis (
J. Y. Johnson, 1862) (Shark-tooth moray) •
Gymnothorax mareei Poll, 1953 (Spot-jaw moray) •
Gymnothorax margaritophorus Bleeker, 1864 (Blotch-necked moray) •
Gymnothorax marshallensis (
L. P. Schultz, 1953) (Marshall Islands moray) •
Gymnothorax mccoskeri D. G. Smith & E. B. Böhlke, 1997 •
Gymnothorax megaspilus E. B. Böhlke & J. E. Randall, 1995 (Oman moray) •
Gymnothorax melanosomatus K. H. Loh,
K. T. Shao &
H. M. Chen, 2011 (Black-body moray) •
Gymnothorax melatremus L. P. Schultz, 1953 (Dwarf moray) •
Gymnothorax meleagris (
G. Shaw, 1795) (Turkey moray) •
Gymnothorax microspila (Günther, 1870) •
Gymnothorax microstictus E. B. Böhlke, 2000 (Small-spot moray) •
Gymnothorax miliaris (Kaup, 1856) (Golden-tail moray) •
Gymnothorax minor (Temminck & Schlegel, 1846) •
Gymnothorax mishrai D. Ray,
Mohapatra &
D. G. Smith, 2015 (Bengal moray) •
Gymnothorax moluccensis (Bleeker, 1864) (Moluccan moray) •
Gymnothorax monochrous (Bleeker, 1856) (Drab moray) •
Gymnothorax monostigma (
Regan, 1909) (One-spot moray) •
Gymnothorax mordax (
Ayres, 1859) (California moray) •
Gymnothorax moringa (
G. Cuvier, 1829) (Spotted moray) •
Gymnothorax mucifer Snyder, 1904 •
Gymnothorax nasuta F. de Buen, 1961 (Easter Island moray) •
Gymnothorax neglectus S. Tanaka (I), 1911 •
Gymnothorax nigromarginatus (
Girard, 1858) (Black-edge moray) •
Gymnothorax niphostigmus H. M. Chen,
K. T. Shao &
C. T. Chen, 1996 (Snowflake-patched moray) •
Gymnothorax nubilus (J. Richardson, 1848) (Grey moray) •
Gymnothorax nudivomer (Günther, 1867) (Yellow-mouth moray) •
Gymnothorax nuttingi Snyder, 1904 (Nutting's moray) •
Gymnothorax obesus (Whitley, 1932) (Griffin's moray) •
Gymnothorax ocellatus Agassiz, 1831 (Caribbean ocellated moray) •
Gymnothorax odishi Mohapatra, Mohanty, Smith, Mishra, and Roy, 2018 •
Gymnothorax panamensis (
Steindachner, 1876) (Masked moray) •
Gymnothorax parini Collette, D. G. Smith & E. B. Böhlke, 1991 •
Gymnothorax phalarus W. A. Bussing, 1998 •
Gymnothorax pharaonis D. G. Smith, S. V. Bogordosky, A. O. Mal, and T. J. Alpermann, 2019 (Pharaoh's moray) •
Gymnothorax phasmatodes (J. L. B. Smith], 1962) (Ghost moray) •
Gymnothorax philippinus D. S. Jordan &
Seale, 1907 (Philippines moray) •
Gymnothorax pictus (
J. N. Ahl, 1789) (Paint-spotted moray) •
Gymnothorax pikei Bliss, 1883 (Pike's moray) •
Gymnothorax pindae J. L. B. Smith, 1962 (Pinda moray) •
Gymnothorax poikilospilus Chen & Huang, 2022 •
Gymnothorax polygonius Poey, 1875 (Polygon moray) •
Gymnothorax polyspondylus E. B. Böhlke & J. E. Randall, 2000 •
Gymnothorax polyuranodon (Bleeker, 1854) (Freshwater moray) •
Gymnothorax porphyreus (
Guichenot, 1848) (Low-fin moray) •
Gymnothorax prasinus (J. Richardson, 1848) (Yellow moray) •
Gymnothorax prionodon J. D. Ogilby, 1895 (Australian mottled moray) •
Gymnothorax prismodon E. B. Böhlke & J. E. Randall, 2000 •
Gymnothorax prolatus K. Sasaki &
Amaoka, 1991 •
Gymnothorax pseudoherrei E. B. Böhlke, 2000 (False brown moray) •
Gymnothorax pseudokidako Huang, Loh & Liao, 2021 •
Gymnothorax pseudomelanosomatus K. H. Loh,
K. T. Shao &
H. M. Chen, 2015 (False black-body moray) •
Gymnothorax pseudoprolatus (Short-tail Brown moray) •
Gymnothorax pseudothyrsoideus (Bleeker, 1853) (High-fin moray) •
Gymnothorax pseudotile Mohapatra, Smith, Ray, Mishra & Mohanty, 2017 (Bengal low-fin moray) •
Gymnothorax punctatofasciatus Bleeker, 1863 (Bars'n-spots moray) •
Gymnothorax punctatus Bloch & J. G. Schneider, 1801 (Red Sea white-spotted moray) •
Gymnothorax randalli D. G. Smith & E. B. Böhlke, 1997 (Randall's moray) •
Gymnothorax reevesii (J. Richardson, 1845) (Reeve's moray) •
Gymnothorax reticularis Bloch, 1795 •
Gymnothorax richardsonii (Bleeker, 1852) (Richardson's moray) •
Gymnothorax robinsi E. B. Böhlke, 1997 (Robins' moray) •
Gymnothorax rueppelliae (
McClelland, 1844) (Banded moray) •
Gymnothorax ryukyuensis Hatooka, 2003 •
Gymnothorax sagenodeta (Richardson, 1848)
Gymnothorax sagmacephalus E. B. Böhlke, 1997 •
Gymnothorax saxicola D. S. Jordan &
B. M. Davis, 1891 (Ocellated moray) •
Gymnothorax serratidens (Hildebrand &
F. O. Barton, 1949) •
Gymnothorax shaoi H. M. Chen &
K. H. Loh, 2007 •
Gymnothorax sokotrensis Kotthaus, 1968 •
Gymnothorax steindachneri D. S. Jordan & Evermann, 1903 (Steindachner's moray) •
Gymnothorax taiwanensis H. M. Chen, K. H. Loh &
K. T. Shao, 2008 (Taiwanese moray) •
Gymnothorax tamilnaduensis Kodeeswaran, Kantharajan, Mohapatra, Kumar & Sarkar 2023 •
Gymnothorax thyrsoideus (J. Richardson, 1845) (Grey-face moray) •
Gymnothorax tile (
F. Hamilton, 1822) (Indian mud moray) •
Gymnothorax undulatus (Lacépède, 1803) (Undulated moray) •
Gymnothorax unicolor (
Delaroche, 1809) (Brown moray) •
Gymnothorax vagrans (Seale, 1917) •
Gymnothorax verrilli (D. S. Jordan & C. H. Gilbert, 1883) (White-edged moray) •
Gymnothorax vicinus (
Castelnau, 1855) (Purple-mouth moray) •
Gymnothorax vietnamensis (Vietnamese moray) •
Gymnothorax visakhaensis Mohapatra, Smith, Mohanty, Mishra & Tudu, 2017 •
Gymnothorax walvisensis Prokofiev, 2009 •
Gymnothorax woodwardi McCulloch, 1912 •
Gymnothorax ypsilon Hatooka & J. E. Randall, 1992 (Y-bar moray) •
Gymnothorax zonipectis Seale, 1906 (Barred-fin moray) == Notes ==