Dan Rigle

Recent Content

Designer Zoanthid and Palythoa

Designer Zoanthid and Palythoa

The designer Zoanthid/Palythoa craze has hit the hobby with some amazingly colored specimens recently.Some of the farmed specimens are very brightly colored and have great survivability in captivity.  These aqua cultured corals do not exhibit the fragile nature of...

Why are chalices the rage?

Why are chalices the rage?

The Chalices (Echinophyllia aspera) and similar have recently become the rage in the hobby.  Prices have soared on this once rarely collected species as the brightly colored specimens became available from the Great Barrier Reef and Indonesia.  These very same corals...

Tubastrea aurea eagerly consuming PE Mysis

Tubastrea aurea eagerly consuming PE Mysis

These Tubastrea Aurea are 100% tank raised and trained to feed during the day light photoperiod, unlike the natural instincts of this species.  They are fed only during the lighted photoperiod and tend to stay open during this period when conditioned in this manner. ...

Palytoxin. NO JOKE!

Palytoxin. NO JOKE!

There was a time when I downplayed coral toxin and took very little precaution when handling these beautiful animals.  This was not very long ago.  I have since been taught a valuable and painful lesson, and now have a new respect for this poison.  I also feel the...

To feed or not to feed?

To feed or not to feed?

I say yes provided you are watching PO4 and NO3 levels closely.  Feeding corals has been disputed and discussed for many years and it was once though that corals derive much of their nutrition from photosynthesis.  In my observations, some coral species kept in a...