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Glued The Top Of My Xenia While Fragging/Xeniidae
Health 9/9/10 Xenia crash?? 11/25/08 Hi crew, I have
an urgent problem with my xenia. I have two species that have grown
extraordinarily well over the past 6 moths ( from a 1" patch to
over 2feet high and wide, with more large colonies all over my tank).
Today I accidently knocked a 12v live connector into the tank and
didn't notice it for a few minutes. 15 min.s later all my xenia
turned yellow at the head, and shriveled up. I done a quick water
change - one bucket as that's all I had mixed at the time ( not
much for a 6ft tank), and things perked up a bit but have now gotten
worse again. <Not an atypical event> Other sessile inverts
shriveled for about 1 hour but are fine again now. Inhabitants are 2
10" colt corals, two toadstools, two leathers, Condylactis
anemone, colony of star polyps (these are still hiding), two
Nudibranchs ( one is a sea hair 8", <... what species is this
"hare?"> the other "appeared" last week and I
have no idea what it is - its 1.5" bright orange with white edges
and very frilly all over and comes out at night. <Perhaps
predaceous, a factor here> Live stock 6 Anthias, scooter blenny,
mandarin, yellow tang, 1 mono, 3ft snowflake eel, Radiata lion fish,
powder blue tang and two Firefish, various snails. parameters nitrite
0.05< nitrate 0.2< KH 9 temp 26deg the water was maybe a little
bit misty but smells strongly of what I can only describe as a soft
coral or anemone out of water. <Yikes... a good clue... and
dangerous> I have added some activated carbon, and my skimmer seems
to be working overtime like I've never seen. All livestock is
accounted for. What do you think the problem is?? Do you think
something may of released some poisonous eggs or something? <A
definite high likelihood...> any help would be much appreciated
regards Lex <Lex, there are a few approaches you might consider (and
soon!) as to how to proceed... Whatever has been added in recent times
might be a "trigger" to the allelopathy you're
witnessing. Massive water changes, the use of activated carbon,
Polyfilter might forestall problems here, raising your RedOx definitely
would... You can read re these on WWM... I'd start here:
http://wetwebmedia.com/cnidcompppt.htm and the linked files above... to
where you lead yourself. Bob Fenner> Who Done It? Xeniid death... 1/19/07 Recently I purchased my first coral ( xenia ) and my big rock that they came on is a coral wasteland now. They never opened all the way either... in fact the guy said if I had problems with them he would replace them on Saturday with a new one( so I'm not worried about replacing them.) <...> although I would like to know who knocked them off the rock and to the ground and ate the leaves of them. Here are the only candidates. Porcupine puffer ( generally unless its REALLY food and being put in with a net which he follows back and forth like a little puppy he doesn't pay attention to it what so ever. Also while on the ground he doesn't mess with them he only likes living food ) <A definite possibility> Dwarf puffers ( they eat anything but haven't taken much notice to the coral ) <Can do so> Unidentified fish..... I have 2 that were gifted to me I'm told they are blue velvet damsels but they are the size of the average 5 month old Oscar and I haven't seen damsels get to <too> large. They change color from a white to navy blue. They bite at the coral corpses on the ground Hope that helps <Not likely candidates> The anemones have taken hold elsewhere in the tank and haven't moved so they are in the clear. <Mmm, no... can/do affect other life, particularly Cnidarians, distally... chemically> Clowns liked to play with them as if they were anemones but never eat them that I noticed. Green Chromis... they are cute and harmless ( I think ) never do anything wrong A devil damsel...... generally sticks to himself never really interacts with the tank Coral banded shrimp hasn't to my knowledge crossed the tank from his usual cave to do anything he usually sits waiting for food in his cave. On the lower left while the coral is in the upper right. <Stenopids are opportunistic feeders... could be at fault here> The scallop and snails I don't see doing anything <Some snails...> I just want to know since I am getting another one on Saturday which I should relocate to my sons tank as it could use a few more fish anyway. Just about anything in the tank is expendable to the other tank anyway cept the porcupine puffer the wife loves him... so I can't touch him but the rest I can deal with. <Likely one of the Puffers... but could be none of the above... Environmental lacking... Please read here: http://wetwebmedia.com/xeniiddisfaqs.htm and the linked files above... And re the Systems, Compatibility of this mish-mash aggregation... each species. Bob Fenner>
Xenia problem Hello Bob! Just found your website - and read every FAQ I could find on corals... very helpful! <Thank you. Much more to post...> I recently went on vacation to Australia (maybe I saw you?) <Hmm, maybe! I was the third fish on the right!> and left my 25 gallon tank in the care of a friend who took great care of it. I have retrofitted compact fluorescents in an Eclipse hood w/filter and also use a protein skimmer. <Sounds good. Whose skimmer? Could you tell me/us how you retrofitted the Eclipse/top?> I have 2 colonies of mushroom corals (purple/blue and green), colonies of green button polyps, yellow polyps, large toadstool leather with 3 offspring that are growing profusely, large colony of cabbage coral and a Dendronephthya (Carnation Coral?)<Yep, one common name>, 3 scarlet legged hermits, a clown, yellow tailed blue tang, sand and live rock. All corals other than the Xenia are doing wonderfully! <Sounds good so far> I do bi-weekly 5-10 gallon water changes and religiously check my calcium, nitrate, nitrite, etc. and have virtually no problems. Calcium has been stable since I started the tank. I dose with Lugol's Solution once a week as well as feed phytoplankton and supplement with Reef Complete about once a week. My problem started (I'm assuming) when my heater went out and the warm, California weather I had left dropped to 38 degrees - and no heat on in the house. The Xenia had doubled in size in a little over 2 months and was pumping away....until the temperature dropped. Do you think it will come back? Or...sob...should I pull it out? <Yikes... this family of Soft Corals is tough, but what a thermal shock! Don't pull it though... it's been my experience (first and other hand) that Pulsing Corals do rally after/despite tremendous challenges... unless your colonies are flat out dissolving, I would leave them be> Thanks so much for your help! Maryann <Maybe a back up heater with its thermostat set a bit lower would help going forward? "These are the times that try (sic)(wo)men's souls"... You sound strong/perseverant... hang in there. No chemical/cathartic/restorative protocols needed or suggested otherwise. Bob Fenner> Injured xenia First of all, thanks for providing
such a great wealth of knowledge. <always welcome> I have
had fresh and brackish water aquariums for the past eighteen years and
have just started my first marine setup. The past 3 months have been
quite involved, not just in setting up the aquarium but in trying to
digest a huge amount of information available. I purchased the CMA and
constantly use it as a reference (great book can't wait for the
Reef version) <it may happen sooner than you think <G>> My
setup is a 20 gal. reef that started out FOWLR but after receiving a
"freebie" Ricordea frag that came with some reef janitors I
decided to purchase some additional Frags. All was well until I noticed
a cut near the base of a Xenia frag that severed one of the polyps.
Within a few hours the frag had shrunk in size and was closed up for
the rest of the day. I'm suspecting a crab did more than the usual
cleaning......It opened partially today and still responds to light
changes but doesn't look good, Is there anything I can do for
it? <infected Xeniids wipe out (as in dissolve!) with blinding
speed (hours). If your animal is simply shriveled... be patient and
just maintain good water flow and quality. A little iodine wouldn't
hurt either> Also, I fabricated a light enclosure that has 2 -28w
flat quad compact fluorescents with one 28w actinic quad, I've seen
literature that says these 28w bulbs are equal to a 120w NO bulb. What
is your opinion on the total wattage I should have available ?
<such figures/marketing are very misleading. In a VERY shallow tank
(16" or less) the lights are fine.. else not strong enough to
penetrate at depth no matter how many are atop (all to do with
intensity... not quantity of lamps)> The tank has Ricordea,
Mushrooms, Button polyps, Purple Ribbon and Xenia Frags
<WOW... you have a very incongruous group to survive in the long
run. The Purple ribbon needs very nigh water flow to survive long term
and the Zoantharians (buttons, Ricordea and mushrooms) and arguably
inhibited by excess water flow. Please do research these animals before
bringing them home and plan a targeted group in advance (Zoantharians,
SPS, LPS, etc)> all are about 8" from the surface and seem to
be happy there. <excellent for the lamps you are using> I
am not planning on adding anything else... already depressed about the
Xenia. <yes... another incongruous species... high light Xenia while
all else mentioned are mid to low light> Thanks for your help, Steve
R. <best regards, Anthony> |
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