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AquaSim

Reefer
This photo was taken at Peurto Galera, Philipines.
Can anyone identify it please?
 

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liquid

Advanced Reefer
Might be a sea pen. Do a search in either AdvancedAquarist.com or go to our library and click on the Aquarium Frontiers Index and do a search there.

Shane
 
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Anonymous

Guest
Hey, that was my guess! (Tunicates) But I honestly don't know to say one way or the other.
 
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Anonymous

Guest
I have seen that here quite some time ago in a beautiful blue color. Must be at least two colors. Quite nice. 8)
 

John_Brandt

Experienced Reefer
Bucolic Buffalo":1g2qjsfo said:
I have seen that here quite some time ago in a beautiful blue color. Must be at least two colors. Quite nice. 8)

Are you sure you saw this genera? These are like 8-10 inches tall!
 
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Anonymous

Guest
John_Brandt":3l52jpyb said:
Bucolic Buffalo":3l52jpyb said:
I have seen that here quite some time ago in a beautiful blue color. Must be at least two colors. Quite nice. 8)

Are you sure you saw this genera? These are like 8-10 inches tall!

Cannot answer that John. I know it was a blue color. Not the height or anything about the size. I remember the person asking was wanting to know how to care for it. The name that the LFS sold it as was useless in a search for more info.
 

AquaSim

Reefer
John_Brandt":2dkq71tj said:
Colonial tunicates. Probably Sycozoa sp.

Thanks John,
I finally found the same species in the internet by seaching "Sycozoa "
According to Bill Rudman of Seaslugforum.net :
"it looks identical to one identified as Sycozoa sp. in Gosliner, Behrens & Williams (1996) Coral Reef Animals of the Indo-Pacific [#1067],
a species they say is only known from the Philippines.
This ascidian grows to about 25cm in height "
http://www.seaslugforum.net/nembsp12.htm

The photographer, Peter van Bragt who took the picture at Sanbang, Phillipines (same place where I took my picture !)
called it Sycozoa morph yellowspot.

and there is a nudibranch feeding on it.
http://home.hetnet.nl/~ascidians/famili ... wspot1.htm

Also ther are similar species with blue color but classified as another species: Nephteis
http://www.starfish.ch/collection/chordata.html

At first, I also thought they are some kind of sea pen or sea pansy,
but cannot found an identical species.
Since they are tunicates, then they are not invertebrates.
Sometimes, from their appearance, it is hard to imagine that they are vertebrate animal or at least from the Urochordata phylum :wink:

How come I cannot see my photo attached last night?
 

John_Brandt

Experienced Reefer
AquaSim, I didn't see any of these when I was in the Philippines. But the pelagic tunicates seemed to be everywhere.

Tunicates are amazing and beautiful creatures, but unfortunately their track-record in captivity is poor.

These are not exactly vertebrates (possessing a true backbone), but they are about the closest thing to it. (Uro-)Chordate - yes, vertebrate - no.

Archmage and AquaSim probably can't view the photos because you aren't logged-in to the Reefs.org website. Go to the top of the page and log-in.
 

AquaSim

Reefer
Dear John.

thanks for correcting me. I remembered wrong about the difference between vertebrate and (Uro-)Chordate becuase in chinese, the wording is quite similar :oops:
and i can see the picture now after logging in.
 

HClH2OFish

Advanced Reefer
Archmage":1huoydrg said:
how do you view pics here? I don't see any attachments in any of these postings here. Never could figure out how to view pics here.

You need to be logged in...
 
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Anonymous

Guest
FWIW, the most closely related members of Chordata that are NOT vertebrates are in the subphylum Cephalochordata--commonly called lancelets. Very interesting little eel like creatures that filter feed. We tried maintaining some (genus Amphioxus I think) for a while in a large refugium with no luck. Apparently they're also very difficult to maintain.
 

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