Betta schalleri

{{Short description|Species of fish}}

{{Speciesbox

| status = EN

| status_system = IUCN3.1

| taxon = Betta schalleri

| authority = Kottelat & Ng, 1994

}}

Betta schalleri,{{Cite web |title=ITIS - Report: Betta schalleri |url=https://www.itis.gov/servlet/SingleRpt/SingleRpt?search_topic=TSN&search_value=638728#null |access-date=2023-02-15 |website=www.itis.gov}} sometimes known as Schaller's mouthbrooder,{{Cite web |title=Schaller's mouthbrooder (Betta schalleri) |url=https://en.aqua-fish.net/fish/schallers-mouthbrooder |access-date=2023-02-15 |website=en.aqua-fish.net}} is a species of gourami. It is a freshwater fish native to Asia, where it is known only from Bangka Island in Indonesia. It is typically found in hillstreams and peat swamp forests. The species reaches 4.5 cm (1.8 inches) in standard length and is known to be a facultative air-breather.{{Cite web |date=2023 |editor-last=Froese |editor-first=Rainer |editor2-last=Pauly |editor2-first=Daniel |title=Betta schalleri |url=https://www.fishbase.se/summary/Betta-schalleri |website=FishBase}}