Petricola Catfish tank mates
Synodontis petricola
6 rated pairings from the Petricola Catfish care guide. Compatibility here means water, temperament, tank zone and adult size all line up — the note on each card says why. Petricola Catfish needs at least 30 gallons on its own; every companion adds to that.
Excellent matches
3 · Same water, complementary zones, no conflict.Marlier's Julie
Julidochromis marlieri
30 gal min · 3.5" adult · Semi-aggressive
Native to Lake Tanganyika, shares similar water parameter requirements and temperament
Convict Julie
Julidochromis regani
20 gal min · 3.5" adult · Peaceful
Another Tanganyikan cichlid that coexists well with Petricola Catfish in rocky setups
Caudopunctatus Cichlid
Neolamprologus caudopunctatus
20 gal min · 3.5" adult · Semi-aggressive
Small, peaceful Tanganyikan cichlid that thrives in the same hard, alkaline water conditions
Good matches
3 · Compatible with normal care — watch space and numbers.Featherfin Squeaker
Synodontis eupterus
40 gal min · 5.9" adult · Peaceful
Fellow African synodontid that shares similar water requirements; ensure adequate space
Synodontis Multipunctatus
Synodontis multipunctatus
55 gal min · 11" adult · Semi-aggressive
Close relative from Lake Tanganyika; compatible water parameters, keep in spacious tank
Angelicus Synodontis
Synodontis angelicus
55 gal min · 10" adult · Semi-aggressive
Compatible synodontid species; peaceful coexistence when given sufficient hiding spots
Planning this tank?
Run the whole stock list through the calculator — it checks bioload and schooling numbers, not just pairings.