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#1
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#2
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![]() Wow, I hope you all are ok.
My very first coral was a large rock plastered in Zoanthids. I had no idea at that time that they contained one of the deadliest natural toxins in the world. I moved them around and around in the tank, covering my bare hands in the slime. I never developed any symptoms and am damm lucky I did not. I now rarely touch them but when I do I first check for any cuts on my hands. After reading this thread today I'm gonna go get those long gloves. Last edited by 2pts; 10-16-2010 at 08:01 PM. |
#3
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![]() Got this off wiki ( I know its not always accurate) but still scary...
"His zoanthid was found to contain 2-3 milligram of palytoxin per gram.[9] For comparison, the intravenous LD50 dose of palytoxin for a grown man is less than 8 microgram. Thus each gram of the offending zoanthid contained enough venom to kill at least 125 grown men." |
#4
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![]() that was not luck. Zoanthids were never found to carry the palytoxin. Read coral magasine as they have a good article on zoanthids.
Only a few species of palythoas and propalythoas may carry the toxin, and especialy a rare one from Hawaii that was used to poison arrows. Quote:
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#5
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I'm on board with Tony, might be time to purge the tank if it's causing harm to the whole house hold. Wish you the best! |
#6
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Order Zoanthidea Suborder Brachycnemina Family Zoanthidae Genus Zoanthus, Palythoa, Protopalythoa... "It has long been known that zoanthids such as Zoanthus and Palythoa contain toxic chemicals...." The Reef Aquarium Vol 2 by Delbeek and Sprung pg 70
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"We shall dive down through black abysses... and in that lair of the Deep Ones we shall dwell amidst wonder and glory forever." - H.P. Lovecraft Old 120gal Tank Journal New 225gal Tank Journal May 2010 TOTM The 10th Annual Prince George Reef Tank Tour |
#7
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![]() All Cnidocyte's contain toxin, and all species from the order Zoanthidea belong to the class anthozoa so they have Cnidocytes.
There for all corals contain toxic chemicals. As much as I empathize for murm I don't think all of this Palytoxin finger pointing is order. There are tones of things that could make you sick from the tank, palytoxin is only one of them. |
#8
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![]() toxin maybe but not palytoxin.
Coral magazine, volume 7, november 2010: "Zoanthus spp. haven't yet been confirmed to contain this toxin." Quote:
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#9
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![]() "Palytoxin acts by changing the electrical properties of the Na-K pump and causes depolarization in heart, skeletal and smooth muscle cells and nerves resulting in paralysis and eventually death (Seyama, 1991). Gliebs et al. (1995) found this toxic substance in many of the Caribbean species of Zoanthus and Palythoa but the levels were highly variable and did not appear to correlate with their reproductive cycle or with the amount of zooxanthellae." The Reef Aquarium Vol 2
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"We shall dive down through black abysses... and in that lair of the Deep Ones we shall dwell amidst wonder and glory forever." - H.P. Lovecraft Old 120gal Tank Journal New 225gal Tank Journal May 2010 TOTM The 10th Annual Prince George Reef Tank Tour |
#10
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![]() You and your dog are very lucky dudes. Definitely do not see as fortunate endings in our emerg department. Appreciate you sharing this, because being new to the tanks I didn't even know there were any corals that were poisonous enough to cause THAT much harm. Thanks for this thread-a good heads up.
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