Petrotilapia tridentiger

{{Short description|Species of fish}}

{{Speciesbox

| name =

| image =

| status = LC

| status_system = IUCN3.1

| status_ref = {{cite iucn |author=Konings, A. |author2=Kazembe, J. |date=2018 |title=Petrotilapia tridentiger |volume=2018 |page=e.T60962A148666251 |doi=10.2305/IUCN.UK.2018-2.RLTS.T60962A148666251.en |access-date=17 November 2021}}

| taxon = Petrotilapia tridentiger

| authority = Trewavas, 1935

| synonyms =

}}

Petrotilapia tridentiger is a species of cichlid endemic to Lake Malawi where it prefers shallow waters with rocky substrates. This species can reach a length {{convert|17|cm|in}} TL. This species can also be found in the aquarium trade.{{FishBase |genus= Petrotilapia|species= tridentiger| month = April | year = 2013}}