Brown Diatom Algae Control
March 30, 2010 – 5:48 am | No Comment

What are Brown distom algae? Why do they grow in our aquarium and how to get rid of them. In this post you will find valuable information about this algae and how to control them.

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Home » Sea star

Red Knob Sea Star – Protoreaster linckii

Submitted by on March 25, 2009 – 3:09 pmNo Comment


Scientific name: Protoreaster linckii
Common names: Red Knob Sea Star, Red Spine Star, African Sea Star
Maximum Size: 12 inches
Minimum tank size: Large
Hardiness: Easy
Reef Safe: No
Agressiveness: Low
Water Parameters: 72-78° F, sg 1.023-1.025, pH 8.1-8.4, dKH 8-12
Diet: Small specimens will eat algae. Older specimens will eat soft corals, sponges, tubeworms, clams, starfish, and other invertebrates. Diet can be supplement with chopped clams, shrimp, fish, and squid fed
Natural location: Indian Ocean including South America.
Identification: Has a thick, gray body with multiple bright red tubercles extending upward along each arms.

Additional information:
The Red Knob Sea Star requires a large aquarium with ample supplies of live rock. It will scavenges on detritus and therefore, keeps your marine aquarium free of perishable organic matter.

Warning: Remember that invertebrates does not tolerate high nitrate levels and copper-based medications. It is also intolerant of sudden changes in oxygen levels, salinity and pH. Slow acclimation recommended for all Sea Stars. Finally, It should never be exposed to air while handling.

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