Nomorhamphus megarrhamphus

{{Short description|Species of fish}}

{{Speciesbox

| image =

| status = NT

| status_system = IUCN3.1

| status_ref = {{cite iucn |author=Lumbantobing, D. |date=2019 |title=Nomorhamphus megarrhamphus |volume=2019 |page=e.T90981984A90981998 |doi=10.2305/IUCN.UK.2019-2.RLTS.T90981984A90981998.en |access-date=17 November 2021}}

| taxon = Nomorhamphus megarrhamphus

| authority = (Brembach, 1982)

| synonyms = Dermogenys megarrhamphus Brembach, 1982}}

Nomorhamphus megarrhamphus is a species of viviparous halfbeak, a freshwater fish endemic to Lake Towuti in Sulawesi, Indonesia.

Nomorhamphus megarrhamphus has a pelagic life style. It grows up to 12 cm length.{{FishBase|Nomorhamphus|megarrhamphus|year= 2013}} It has been called the Indonesian halfbeak.{{cite web|title=Badman's Tropical Fish Gallery|url=http://badmanstropicalfish.com/species-gallery/live_b/megarrhamphus.html|publisher=Badman's Tropical Fish|accessdate=14 August 2013}}