The sharp-jawed buntingi (Oryzias orthognathus) is a species of ricefish in the family Adrianichthyidae. It is endemic to Lake Poso in Sulawesi, Indonesia.
The sharp-jawed buntingi is known to live in a freshwater environment. It is the native to the areas of Indonesia, Asia, Lake Poso, and central Sulawesi. This species is known to live within a benthopelagic range. They are also native to a tropical environment. The sharp-jawed buntingi is considered to be a non-migratory species. The maximum recorded length of this species as an unsexed male is about 6.5 centimeters or about 2.55 inches. The common length of this species is about 5 centimeters or about 1.96 inches. The Sharp-jawed buntingi is a non-annual breeder. It is considered to be difficult to have in an aquarium. It is used for human commercial use in aquariums.[1] This species serves as no threat to humans and they are harmless.[2]
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