Thats a great looking setup! Whats the distance from the light source for the Hydrocotyle and Rotala? Do you need a CO2 source?
PS nice shrimp! I bet they eat their fair share of algae. How hard is it to keep those?
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"We must not look at goblin men,
We must not buy their fruits:
Who knows upon what soil they fed
Their hungry thirsty roots?"