difference between zoo's & paly's

I believe in general so don't hold me to this.

Paly's are larger, don't require as much light, and are generally less pretty.

Zoo's Small like pencil erasers to alittle bigger, more light demanding, and much more colorful.
 
Zoanthus/Palythoa ID

Zoanthus/Palythoa ID

The easiest way to seperate these two genera (with Protopalythoa being included in Palythoa) is simple. Palythoa are in the family Sphenopidae, which take up sand and other small particles to help build their structure. Polyp, colony, coenenchyme (the "mat" tissue) and oral disk shape, as well as color, all are very flexible even within not only genera but also within species. Note that Epizoanthus and Parazoanthus also are encrusting (take up sand).

Zoanthus are in Zoanthidae (along with Isaurus and Acrozoanthus) and don't take up sand.

If you are not sure which type of zoanthid you have, take a high-res digital photo, and then zoom in. If you can see sand particles in the tissue, you aren't looking at a Zoanthus!

cheers,

james
 
jreimer, that is a great definition in plain terms. I have seen so many struggle to explain that including myself

great job.

Briney Dave
 
Is this a zoo or paly. This green thrives on the sand bottom. Running 250 watt MH with t5 atinics.

DSC_0067.jpg
 
Zoanthus sp. Check the stalks. I'm betting they are smooth (no sand/grit intake like in button polyps similar to what is commonly called Protoplaythoa psammaphila).
 
<a href=showthread.php?s=&postid=9534243#post9534243 target=_blank>Originally posted</a> by D.G.
cant see the stalks because of the polyps overlapping.

then poke them with a stick... make them close up, lol!!!
 
And this is why it pays to read through posts before posting!:D

I just came in here to post this same exact question! I have wondering this same thing! Thanks, srb5046th!:lol:
 
<a href=showthread.php?s=&postid=9590350#post9590350 target=_blank>Originally posted</a> by Kinetic
then poke them with a stick... make them close up, lol!!!
:lol: :lol: :lol: :mixed:
 
I had posted in another thread about my zoas having the zoo pox...But after reading this i think they may be palys not zoas..I even bought them from a very active and reputable online saltwater sales site. I dont know if i can name it so i wont name the site so my thread doesnt get deleted. but anyway they were sold to me as green center zoas which look nothing like the picture they have on the site...I just thought mine were different..
the first pic is the colony about 3 weeks ago..the 2 after were taken tonight.. Palys or zoas? and what the heck is wrong with them? you can see small white spots on them but not very good pics sry. are these white spots sand or pox. Do palys get the zoo pox also? im confused.

when i got them
http://i94.photobucket.com/albums/l92/Smorkchop/zoo_paly_new.jpg

now the same colony
http://i94.photobucket.com/albums/l92/Smorkchop/now.jpg

a frag of that colony with the spots on the trunk
http://i94.photobucket.com/albums/l92/Smorkchop/spots.jpg
 
How are your palys doing?

When i said that they "were" palys i meant that they were lookin real close to dead. I did not mean to sound rude but i think it came acrossed like that, I appologize.
 
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