Red & Black Cucumber

↑ All Sea Cucumbers

Holothuria edulis

Identification Elongated, tubular body with distinctive red and black coloration. Oral tentacles visible at one end when feeding.
Maximum Length Up to 12 inches
Origin Hawaii, Indo-Pacific
Minimum Tank Size 20 gallons
Reef Compatibility Excellent

Behavior

Peaceful sand-sifting scavenger. Reef-safe and low-maintenance. Slowly moves through the substrate, ingesting sand and expelling it cleaned of organic matter.

Diet & Feeding

Omnivore. Processes and expels sand, extracting bacteria, detritus, and organic particles. Will also consume suspended organic matter.

Cautions

Like all sea cucumbers, may release mild defensive compounds if severely stressed. Avoid copper-based medications. Keep nitrate levels low. Do not expose to air.