Powellichthys

{{Short description|Genus of eels}}

{{Speciesbox

| image =

| status = DD

| status_system = IUCN3.1

| status_ref = {{cite iucn |author=McCosker, J. |author2=Smith, D.R. |name-list-style=& |author3=Tighe, K. |year=2023 |title=Powellichthys ventriosus |page=e.T195653A2397502 |doi=10.2305/IUCN.UK.2023-1.RLTS.T195653A2397502.en |access-date=6 November 2024}}

| display_parents = 2

| parent_authority = J. L. B. Smith, 1966

| taxon = Powellichthys ventriosus

| authority = J. L. B. Smith, 1966

| range_map =

| range_map_caption =

}}

Powellichthys is a genus of eels in the family Chlopsidae. The sole species is Powellichthys ventriosus, which inhabits tropical reefs around the Cook Islands in the central western Pacific Ocean. It is a non-migratory species.{{FishBase species |genus= Powellichthys|species= ventriosus| month = June| year = 2011}}