Harlequin Tusk tank mates
Choerodon fasciatus
5 rated pairings from the Harlequin Tusk care guide. Compatibility here means water, temperament, tank zone and adult size all line up — the note on each card says why. Harlequin Tusk needs at least 75 gallons on its own; every companion adds to that.
Good matches
2 · Compatible with normal care — watch space and numbers.Ocellaris Clownfish
Amphiprion ocellaris
20 gal min · 3.5" adult · Semi-aggressive
Hardy clownfish can coexist if tank is large enough; may be nipped at but generally tolerate the Tusk's aggression
Pink Skunk Clownfish
Amphiprion perideraion
30 gal min · 4" adult · Semi-aggressive
Similar hardiness to Ocellaris; can hold their own in a spacious FOWLR setup
Use caution
3 · Works in the right setup; read the note before combining.Snowflake Moray
Echidna nebulosa
55 gal min · 24" adult · Semi-aggressive
Both are predatory; requires careful monitoring and sufficient space to prevent conflict
Neon Goby
Elacatinus oceanops
20 gal min · 2" adult · Peaceful
Small size makes it vulnerable; may be predated upon depending on Tusk's appetite
Cleaner Shrimp
Lysmata amboinensis
30 gal min · 2.5" adult · Peaceful
Will likely be eaten; only suitable if Tusk is well-fed and tank is very large
Also recommended alongside Harlequin Tusk
Species whose own guides list Harlequin Tusk as a tank mate.
Planning this tank?
Run the whole stock list through the calculator — it checks bioload and schooling numbers, not just pairings.