{{Short description|Species of fish}} {{Speciesbox | name = Gangetic halfbeak | genus = Dermogenys | species = brachynotopterus | authority = (Bleeker, 1853)<ref name=FishBase/> | status = DD | status_system = IUCN3.1 | status_ref = <ref name=IUCN>{{cite iucn |author=Ng, H.H. |year=2010 |title=''Dermogenys brachynotopterus'' |volume=2010 |article-number=e.T166439A6209556 |doi=10.2305/IUCN.UK.2010-4.RLTS.T166439A6209556.en |access-date=18 October 2023}}</ref> | synonyms = ''Hemirhamphus brachynotopterus'' <small>Bleeker, 1853</small> | synonyms_ref = <ref name=IUCN/><ref name=FishBase/> }} '''''Dermogenys brachynotopterus''''', the '''Gangetic halfbeak''', is a species of viviparous halfbeak.<ref name=IUCN/><ref name=FishBase/><ref>{{Cite web|title=ADW: Dermogenys brachynotopterus: CLASSIFICATION|url=https://animaldiversity.org/accounts/Dermogenys_brachynotopterus/classification/|access-date=2022-01-25|website=animaldiversity.org}}</ref>
== Distribution == The Gangetic halfbeak is native to India<ref name=IUCN/><ref name=FishBase/> and Bangladesh.<ref>{{Cite web|title=Dermogenys brachynotopterus {{!}} Bangladesh Species Database|url=https://www.bdspecies.org/search/profile/profilesn.php?species=Dermogenys%20brachynotopterus|access-date=2022-01-25|website=www.bdspecies.org}}</ref> Although IUCN] and FishBase state that it is only known from the holotype discovered in the Hooghly estuary in West Bengal, India,<ref name=IUCN/><ref name=FishBase/>
IUCN postulates that ''Dermogenys brachynotopterus'' and ''Dermogenys burmanica'' could be the same species, with ''D. brachynotopterus'' having the taxonomic seniority.<ref name=IUCN/>
== Habitat and biology == It is a pelagic species of fish, and inhabits the brackish waters of estuaries.<ref name=IUCN/><ref name=FishBase/>
== References == <references>
<ref name=FishBase>{{FishBase |genus=Dermogenys |species=brachynotopterus |month=June |year=2023 }}</ref>
</references>
{{Taxonbar|from=Q2747054}} brachynotopterus Category:Fish of Bangladesh Category:Fish of India Category:Fish described in 1853 Category:Taxa named by Pieter Bleeker
{{Beloniformes-stub}}