The Giant Sun Polyp

March 14, 2012 by  
Filed under Aquariums, Catch All, Corals Mini-Reef

Giant Sun Polyp - Protopalythoa grandisGiant Sun Polyp
Protopalythoa grandis

“I’m the largest button polyp out there, with a small bit of sunshine too!”

The Giant Sun Polyp is the biggest Zoanthid with its large oral disc!

The Giant Sun Polyp Protopalythoa grandis, is also called a Zoanthid. It is one of the very attractive button polyps. Their colors include white, green, and brown mottling. Iridescent coloring is also not uncommon, with occasional striations which look similar to wagon wheels. The Giant Sun Polyp is considered to be one of the largest Zoanthid species, just like most of the other Protopalythoa genus. Because this polyps oral disc can reach up to 2 inches (5 cm) in diameter, this polyp is actually thought to be the largest one of all.

In fact, it is not completely agreed upon as to whether the Giant Sun Polyp belongs to the Protopalythoa genus or the Palythoa genus. Originally they belonged to the Palythoa genus, but were later switched to the Protopalythoa genus because of their growth form. But now there are experts believing they should go back to the Palythoa genus and consider them to be. The scientific community has not yet settled completely on one or the other… Read More

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