Blue Linkia Starfish - Linckia laevigata
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The Blue Linkia Starfish (Linckia laevigata) is a vibrant and hardy echinoderm, admired for its striking blue coloration and graceful movement. This peaceful starfish is a popular addition to reef aquariums, providing natural scavenging behavior and visual interest.
Common Name: Blue Linkia Starfish
Scientific Name: Linckia laevigata
Family: Ophidiasteridae
Size: Up to 8 inches (20 cm) arm span
Temperament: Peaceful
Difficulty: Moderate to difficult
Reef Safe: Yes
Native Region: Found throughout the Indo-Pacific, commonly inhabiting coral reefs and sandy substrates where it scavenges for detritus and biofilm.
Tank Size: Minimum of 30 gallons
Temperature: 74–80°F (23–27°C)
pH: 8.0–8.4
Salinity: 1.023–1.025
Substrate: Live rock and sandy areas; stable placement required to prevent falling or dislodging.
• Scavenger Role: Feeds on detritus, biofilm, and microalgae, helping maintain substrate cleanliness.
• Behavior: Slow-moving; may hide under rocks or in crevices.
• Tankmates: Compatible with most reef fish and invertebrates; avoid predatory species that may harm arms.
• Handling: Delicate—handle minimally to prevent damage to arms or tube feet.