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Can a Green Wrasse Live With a Longspine Urchin, Black?

~ Possible with caution

Verdict from our compatibility engine, assuming a typical 90-gallon reef tank. Score: 66/100.

Why

  • Known conflict: Many Halichoeres wrasses pick at small ornamental shrimp and snails

It can work if…

  • Known incompatibility — these species are documented to conflict

Both species at a glance

Green Wrasse

Halichoeres chloropterus

Aggression:
peaceful
Min tank:
80 gallons
Reef safe:
safe
Diet:
carnivore

Full Green Wrasse care guide →

Longspine Urchin, Black

Diadema setosum

Aggression:
peaceful
Min tank:
10 gallons
Reef safe:
safe
Diet:
herbivore

Full Longspine Urchin, Black care guide →

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