Pom Pom Crab

Pom Pom Crab (Lybia tessellata): Tiny, highly decorative reef crab known for carrying two live anemones in its claws like “pom‑poms” Typically reaches 0.5–1 inch in body size Peaceful, reef‑safe, and full of personality — a favorite for nano tanks Nocturnal scavenger that adds unique behavior and movement to reef displays Origin & Habitat Native to the Indo‑Pacific, including the Red Sea, Maldives, and Indonesia Lives among coral rubble and reef crevices Uses small anemones (Triactis producta) for defense and food capture Temperament & Reef Safety Fully reef‑safe Does not harm corals May occasionally “trim” its anemones, but this is normal behavior Shy during the day; more active at night Safe with most fish and invertebrates Tank Requirements Ideal for nano to mid‑size reef tanks Provide rockwork, caves, and crevices for hiding Stable water parameters: 72–78°F, pH 8.1–8.4, salinity 1.023–1.025 Gentle to moderate flow preferred Keep away from aggressive crabs or predatory fish Diet Omnivore / micro‑predator Uses its anemones to catch small food particles Eats leftover food, detritus, and microfauna Benefits from occasional feedings of mysis, brine, or finely chopped marine foods Compatibility Excellent for peaceful reef communities Safe with corals, snails, hermits, shrimp, and small fish Avoid large wrasses, hawkfish, or predatory crabs Why Hobbyists Love It Unique “boxing” behavior with its pom‑pom anemones Tiny, peaceful, and full of charm Great for nano tanks and display reefs Adds movement and personality without adding bioload stress