''Gymnothorax ryukyuensis'' is a species of fish from the genus ''

Gymnothorax ''Gymnothorax'' is a genus of fish in the family Muraenidae found in Atlantic, Indian, and Pacific Oceans. With more than 120 species, it the most speciose genus of moray eels. notes that ''Gymnothorax'' as currently recognized is polyphy ...

''. It is native to the

Pacific Ocean The Pacific Ocean is the largest and deepest of Earth's five Borders of the oceans, oceanic divisions. It extends from the Arctic Ocean in the north to the Southern Ocean, or, depending on the definition, to Antarctica in the south, and is ...

in the

Ryukyu Islands The , also known as the or the , are a chain of Japanese islands that stretch southwest from Kyushu to Geography of Taiwan, Taiwan: the Ryukyu Islands are divided into the Satsunan Islands (Ōsumi Islands, Ōsumi, Tokara Islands, Tokara and A ...

. This tan colored fish has dark spots and patches around its body, and it has a total vertebrae of 133–134. It is most closely related to '' G. flavimarginatus''.

References

ryukyuensis Fish described in 2003 {{Muraenidae-stub