Question: do tusk fish eat crabs?
Answer: In the Aquarium They will accept frozen and meaty foods such as brine shrimp, mysis, and shellfish. ... Although they will typically not nip at corals or sessile invertebrates, they will attack and consume crabs, hermit crabs, snails, and shrimp. A reef temperature of 78F-80F is ideal for maintaining the Harlequin Tusk.