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FAQs about Health/Diseases, Pests of Soft
Corals of the Family Alcyoniidae 5
Related Articles:
Soft Corals of the Family Alcyoniidae
Related FAQs:
Alcyoniid Disease1,
Alcyoniid Disease 2, Alcyoniid
Disease 3, Alcyoniid Disease 4,
Alcyoniid Disease 6, Alcyoniid Disease 7,
Alcyoniid Disease 8, Alcyoniid Disease 9,
Alcyoniid Health 10, Alcyoniid Disease
11, Alcyoniid Health 12, &
Soft Corals of the Family Alcyoniidae,
Alcyoniids 2, Alcyoniids 3,
Alcyoniids 4,
Alcyoniid ID, Alcyoniid Selection,
Alcyoniid Compatibility, Alcyoniid
Systems,
Alcyoniid Behavior, Alcyoniid
Feeding, Alcyoniid Propagation,
Soft Coral Propagation, Soft Coral
Health, Dyed Corals, Soft
Coral Propagation, Nephtheids,
Dendronephthya, Paralcyoniids,
Nidaliids, Xeniids,
Dyed Corals, | 
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Leather coral eaten? - 1/24/08 Hello Bob and crew! <Thanasis.
Tee ka'nees?> It has been a long time since our last contact and I
would like to say a big "thank you" again for your great help in setting
up my first reef aquarium 3 years ago. <Welcome> I have a problem
with a Sarcophyton, which I purchased 3 months ago. It has never seemed
to be feeling well in my tank, but since 10 days now it looks like it
has been eaten by some fish or perhaps it has started to dissolve, I am
not sure what is going on. Two days ago I treated it with reef dip
(Seachem) but the situation has not changed. <Mmm, I would move it
elsewhere... carefully look about it to see if there is a predator
present (perhaps a snail, worm...)> I have a Clarkii clown, a Loreto,
a Bird wrasse a damsel and a Blue Tang, two Sinularia thriving and many
Discosoma and two Crispa anemones (far from the coral). <Mmm, these
last could be an influence here> I am attaching a photo of the coral.
<Mmm, nothing attached> Tank: 240 lit + 50lit sump-refugium (lots of
macro algae) PH 8,4 -8.75 Redox 320mV Calcium : I can not
measure it with the test I have, I have to buy another test kit
Alkalinity: 10 kH 2 skimmers (1 Remora, 1 MCE-600 Deltec + ozonizer)
Lighting: MH 250W 10.000k <Ideally, place the Sarcophyton in a
bare/empty tank on a "pedestal" so it can be more easily observed>
2nd question: what if I bought another clarkii? Would he make the other
anemone his host and live in peace with my other Clarkii ? <Mmm, more
likely there would be trouble between the new and established Clowns...
unless this tank is very large (hundreds of gallons) I would not risk
this> Thanks again for the assistance Thanasis , your Greek friend
(I could not attend the lecture of Antony Calfo at Athens, but I was
informed by other members of our Greek Aquarist Board that it was
fantastic!) <Ahh! Will send on to him. Bob Fenner>
Sarcophyton elegans Health 11/7/06 Hello, I enjoy reading
your advice and have found it very helpful. I have a yellow Sarc.
elegans, <Mmm, not an easily kept species...> recently added in
my reef tank, about mid-level, 3X 400W metal halides. <Mmm... too
bright...> Zero nitrates, calcium runs about 485, alk. 4, <Too
high and too low...> ph 8.4. (Have been doing this for a while with
B-ionic dosing, etc. My question is this...Most of the Sarco. looks
yellow and healthy, but I noticed after about 5 days, a brownish
discoloration at some of the edges. <Not good> It is not
worsening rapidly, but I wonder how to manage this. I rode out ups and
downs with a toadstool, including the stalk sloughing off, suturing it
to a rock, and finally gluing it (tough coral!) It shocked me to see
that thing rebound and now it has attached itself well and has great
polyp extension. I rotate a diet of phyto-feast, rotifers and artipods,
etc. <...?> Should I be patient with this or can you advise
another course. I known the sarc. e. is not quite as hardy, but
hoping it will make it! Thanks again for all your help. <Please
read here:
http://wetwebmedia.com/soft.htm and the linked files above...
There is much to relate to you re what this species and related
Alcyoniids require, can tolerate as captive conditions... but am hopeful
that with a cursory reading much of this will become alive to your
conscious. Bob Fenner> Cabbage leather health/fire fish
systems?? 10/29/06 Hello, <Konichiwa!> I have a question
about a cabbage leather I purchased a week ago. It was not the best
looking specimen but it was cheap and is my first leather. <And you
placed it in quarantine?> I have a mushroom that was a hiker and it
is doing well. The leather had a spot on it where the surface was
whitish and I could see small things that look like grains of white rice
under the surface. <Mmm, maybe predaceous snails, Nudibranchs...>
The leather has not opened and looks to be turning translucent, appears
to be dying. I have it about 5 inches under the lights and below the
outpour of my hang on filter for good circulation. My tank has been up
for 2 years and all inhabitants are healthy and doing well. Do you have
any ideas about how to help it? I have also started dosing with iodine.
<May be worthwhile to consider cutting out the infested part... I would
do this outside your main or isolation tank... rinse well... a few
changes of water... and place the specimen back in isolation> One
more please. I recently got a firefish <Social animals> and the
first day or two my 3 stripe damsel was going after him. <Not
compatible> The firefish then retreated to a small cave and I saw
him poke out to eat a few times. I have not seen him for a day or so
now. Will he stay in hiding and not eat? Any advice on what I should do.
I really like the firefish but the damsel is a real....lets say not
nice. <... please see WWM re these species... Microdesmids need
space, a lack of "noise", aggressive tankmates... You need to remove one
or the other... Bob Fenner> Any Hope For My
Lobophyllia?...I'm Afraid Not - 09/23/06 Bob, <<EricR here
tonight...Bob is in Houston at the MACNA convention...no doubt headed to
the bar about now for some adroit conversation with the Boyd brothers
and others <grin> >> I have a green Lobophyllia purchased about 4
months ago. It is in a 58 Gallon Oceanic with 5 VHO lights. Our tank
is one year old. The Lobophyllia seemed to do fine until about a month
ago when it began shrinking and stopped extending its tentacles for
feeding. <<Mmm, something environmental at play here. Likely a
water quality/chemistry issue>> I feed Phytoplankton <<A waste
of money on this coral. This coral is a carnivore (as are "most"
corals/inverts kept by hobbyists (a few notable exceptions being
gorgonians, clams...)...needs finely minced "meaty" foods>> and
alternate Mysis shrimp with other foods (krill, Prime Reef) for
variety. <<Ah, good>> Unfortunately the LFS who helped us set up
the tank and who we relied on for advice has recently gone out of
business. <<Unfortunate>> I think they may have been distracted
towards the end and as a result our water parameters got out of hand.
<<Mmm...you need to learn how to test/correct these yourself my
friend. Please spend some time reading here and among the related links
at the top of the page:
http://www.wetwebmedia.com/watrqualmar.htm >> We have started
doing frequent 10% water changes and adding Reef Advantage calcium to
get back in order. <<Too little too late. Did you do any water
tests? How do you know "calcium" is the problem? What about
alkalinity?...pH? What are your ammonia/nitrite/nitrate readings?>>
We have also found a different LFS to deal with. <...and?>> Our
Lobophyllia has now shrunk down to about an inch and a half across and
came detached from its skeleton. <<Not good...not good at all...>>
It is still bright green. <<Typical>> I have held it to a small
piece of live rock with plastic netting. Is there any hope that it will
survive and start growing? <<Very unlikely...once the animal becomes
detached from its skeleton it's only a matter of time. I'm guessing
this is a result of very low and/or out of balance calcium and
alkalinity levels...though excessive nitrate could also be a
culprit. As stated, you need to educate yourself to take care of this
tank...relying solely on/going to the LFS for help once you're already
in trouble will only lead to more heartache for you, and especially,
your wet pets. Please do avail yourself to the vast amount of
information on our site...and shoot us a line when you need further
clarification>> Thank You, Steve <<Regards, EricR>>
Re: Any Hope For My Lobophyllia? - 09/24/06 EricR, <<Steve>>
Thank You for the reply. <<My pleasure>> The calcium was
definitely low (tested by our new LFS). <<Ahh...>> We have
started testing the calcium level ourselves and will start doing the
rest of the testing as soon as we can get a kit. <<Excellent my
friend...and much better to do/keep track of yourself. Best to
catch/identify issues before they become real problems>> Do you have
an opinion on the Aquarium Pharmaceuticals Saltwater Liquid Master Test
Kit, API Reef Master Test Kit, Tetra Deluxe Laborett, Instant Ocean
Saltwater OceanMaster, or Seachem Marine Basic test kits? <<I
do...go with the Seachem test kits (use these myself). These are good,
quality test kits that give provide great value for the dollar...in my
opinion. There are better/more expensive kits available if you want to
spend the money (LaMotte, Hach), but the Seachem kits are good
performers and likely all you will need>> Is there another brand/kit
you prefer? <<I prefer electronic testing equipment...where money is
not an option...Even so, the $100 or so spent on an electronic pH meter
is well worth the investment in my opinion. Many pH test kits are just
too darn difficult to read/get an accurate reading. But learn to
use/calibrate the electronic meter and you have an instant reading at
the push of a switch...makes frequent/continuous monitoring a snap!>>
Any to avoid? <<Have used most over the years...best to stick to the
middle of the price range and up...and never rely on the "dip stick"
type testers...okay for a quick check of your swimming pool, but have no
business in the aquarium hobby...again...in my opinion>> Thanks
again for the help and the great site. Steve <<Do keep
reading/learning my friend...and give a shout when necessary. Regards,
Eric Russell>>
Sickly Toadstool Leather - 09/15/06
Hi, <<Hello>> I love this web site, and it is very helpful with
all of needs, and questions, but one question that I haven't been able
to get answered is why my toadstool leather coral isn't opening up. I
have had the coral for about a year and half, and up to about five
months ago, it hasn't fully opened, or even opened the slightest amount.
<<Odd...and after five months I'm surprised it hasn't begun to
deteriorate>> Any tips, or reasoning would be great. <<Mmm,
nothing to go on here really, can only guess. I imagine the reaction is
secondary to an element of/change to the environment. Have you added
noxious corals in large quantities or placed same in close proximity to
the toadstool? Have you fallen down lately on maintenance? Added any
phosphate scrounging media to the filter path? Is the toadstool
receiving adequate light/water flow? Try a large water change or two
along with repositioning the coral in the tank>> Thanks, Sam b.
<<Regards, EricR>>
Re: Mushroom Leather Troubles 07/21/06 I have included a
shot (sorry about the focus) that shows the small tear. I have also
noticed a round 6 - 8 polyps that look like the small head of the
polyp waving on a string instead of the normal 'shaft'. Hope this
helps to identify the problem. Cheers Marc <Mmm, looks
like a "bite" mark to me... Please read here:
http://www.wetwebmedia.com/alcyondisfaqs.htm and the linked
files above. RMF responding in place of Salty to clear the webmail
server for space.> | 
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Toadstool questions, insufficient info., poor English 7/19/06
Hello, <Howdy> Thank you in advance for all the help your
site has provided me with. My question is regarding a toadstool I have
in my tank. I purchased it about a month ago, its purple and about 5
inches in diameter. When I first put it in my tank its polyps sprouted
for a day. There was some commotion in my tank and it fell to the
ground. I replaced it about half way up my tank. My tank , by the way,
is a 25 gallon octagon, 2ft tall. <Small...> I have 2 Rio 200
power heads to increase water movement. The toadstool slimed up for a
while and shed it off. <What they do> Since then no polyps at
all, its been about 3 weeks and nothing. Is there any advice you can
give me about this, and is there any articles you can link me to that
would help. Also, its purple and the edges have some white on them. From
my research i haven't seen any purple toadstools, so I'm confused, but
that's nothing new. I attached some pics, they're not that great ,
sorry. Thanks in advance for your help. Cheers! <... please don't
send out such poor examples of English... at least to us. Learn to/use
your spell, grammar checkers... Read here:
http://www.wetwebmedia.com/alcyoniids.htm and the linked files
above. Bob Fenner> | 
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Mushroom Leather Troubles...Reproduction 7/18/06 Hey
everyone <Marc> I have a mushroom leather that I have had for
around 4 months and I noticed today that a small tear (around ¾ inch
long) has formed over the last 24 hours in one section. The coral
has almost all its polyps extended except for this one area. Is this of
concern or should I just let it go and see what happens. I have not
moved the coral recently and all other corals seem to be going well. I
have also checked to see if any fish have bothered it (I do
have flame angel) but all seems OK there. Is this normal behaviour or a
sign of a problem. I have reasonably good water flow of around 15 – 18
times in a 4 x 2 x 2 tank. <I'd wait and see. Without a pic, I'm
guessing the coral is propagating itself. If so, this piece will
eventually fall off and can be glued to a piece of live rock to form
another colony. Do send a pic if possible for a more accurate
identification of the problem, if any. James (Salty Dog)> Cheers
Marc Finger Leather problem
5/24/06 Hi, I have a 90 gallon reef tank using about
500watts of T5, 100lbs live rock, refugium (plants & live sand), and all
parameters are in check and constant - the system has been running for
over 2yrs. What I've noticed over the last 2 weeks, is my Finger
Leather that has been flourishing, began to turn a slightly different
color in some areas and now it looks like some small cuts/holes are
appearing. :( I have identified (at least I think I've identified) flat
worms in my system. I've had this before, but through water changes and
siphoning they seem to go undetected. My concern is, these multitude of
small reddish/flat organisms are not what I think and that they are
damaging my Finger Leather. <Possibly, but not likely the cause of
the cuts you mention> No other coral/fish is showing any signs of
distress. I'm not a big fan of using something like flatworm exit
because I've heard stories where things can go really bad with so many
organisms dieing... <Yes, this is so> and from what I've been
told and read, flatworms shouldn't cause corals/fish any
problem. Is that true? <Yes> Any help suggestions you can offer
would be greatly appreciated. thanks! Shawn.
<Mmm, could be a number of things at play here (other pests, chemical
warfare of sorts...), but the easiest, most direct action is to
remove/place this soft coral elsewhere if you have another system. If
not, a stop-gap measure of water change, activated carbon use, addition
of Lugol's... will likely resolve this situation temporarily. Bob
Fenner> Re: Sarcophyton Health (Nudibranch!) 4/1/06
A quick update. The Sarcophyton seemed to quit recovering and continued
to slough very frequently. Meanwhile, the white spot at the bottom
became obviously necrotic. I was still thinking allelopathy and doubled
the skimming (added an AquaPro hang on skimmer since I read bad things
about the RedSea skimmer I was using on WetWebMedia) and left the
Sarcophyton alone. I figured the water quality measures couldn’t
hurt. Since then, all corals have been growing noticeably each week,
(including another green Sarcophyton) except for the sick Sarcophyton
which continued to spend most of its time sloughing off. The necrotic
area appeared frayed and growing. I finally decided to remove the
coral, cut out the dead tissue and look for parasites. What I found
appears to be a small, white, 1cm Dendronotid sp. Nudibranch. I don’t
have much salt water experience, but that’s my ID based on my invert
reference book. So, mystery solved. <Ahh, good to hear.> I
removed the Nudibranch and scraped/cut off all necrotic tissue with an
Exacto knife. The knife was not as sharp as I would have liked so I
left a film of white tissue in place rather than torture the animal
more. The remaining tissue all seemed firm anyway. I shook it inverted
vigorously in a container of tank water and returned it to its spot. It
immediately stood more erect than it has in two weeks and started
extending polyps in under an hour. I found this amazing after such
torture. Anyway, my question is, other than dosing iodine, water
changes, etc… is there anything else that I should do to help the
recovery? Will the remaining film of white skin slough off naturally
with the next sloughing cycle? <Should. Time will heal this, continue
providing good water quality and all should be well.> Thanks for
your help and your site. WetWebMedia FAQs help tremendously when trying
to work through these things as a beginner. <That they do Brett and
glad to hear your problem is solved.> Thanks. <You're
welcome. James (Salty Dog)> Brett Panicky Coral Care/Poor
Acclimation Causing Problems - 03/27/2006 Hello and thank you
for taking a moment to answer my question. <Gladly.> I have had
my 46gal bowfront saltwater tank running for about 4 years now. I
recently added a 2x96w PC fixture to increase my light. I already had (a
1x96wPC, total 3x96W PCs, more than 6WPG). <Just tossed 'em up there
and turned 'em on huh?> I have a protein skimmer that's definitely
doing its job, the stuff lately has been DARK green (ugh!). Two power
heads provide the flow, with one being a Powersweep (goes back and forth
on its own). It has had pretty much the same livestock for the last
couple of years, which are a Gold Stripe Maroon Clown, Blue Velvet
Damsel, Royal Gramma, and a couple of Green Striped Mushrooms. I added,
a week ago today, a Colt coral, Pagoda coral, Toadstool Mushroom Leather
Coral, Bulb Tip Anemone, <Not good to mix with your corals.> and
a Blue Linckia Star. Well the Star has already died, and I acclimated it
using the drip method and was very careful to not let it touch the air.
The Anemone is doing WONDERFUL! It's found its spot, not moved since. I
have fed it 3 times since I got it, and the Clown took to it in like 3
minutes...instantly! The corals are what I'm worried about. <Ok.>
The Toadstool hasn't opened at all, the Colt and Pagoda are doing
alright, but I was told they are in shock because of all the light?
<Too much all at once. No acclimation to new light/environment?> I
didn't think there was such a thing as too much light, so I've been
running my single strip PC for about 2-3 hours a day. <This is
making your situation worse. These animals need time to adjust. This
needs to be addressed.> However I tried moving them to the bottom of
the tank with the single strip totally off, and the Colt did a LOT
better, but that's not where I want it at all, so they're all back to
their original spots. <Ok...this is a very bad yet common mistake.
Corals are very sensitive to environmental changes. You've only had
these a week and already asked them to be fine with constant
fluctuations in lighting/flow. I can assure you they are not.> The
Toadstool still didn't open up even when at the bottom of the tank with
the others. <Perhaps more insulted than the rest.> So, while
they aren't melting, or COMPLETELY shriveled up, they aren't looking
like they should either. <You're currently heading toward COMPLETELY
shriveled up.> What should I do? <Read:
http://www.wetwebmedia.com/acclimcoralslight.htm
http://www.wetwebmedia.com/growingcorals.htm and other related links
from this page
http://www.wetwebmedia.com/marine/inverts/index.htm . Stop moving
them and regulate your light cycle.> Oh and my water tests all come
out fine except the nitrates were about 10ppm. I tried a water change
for that without much avail. Any advise would be greatly appreciated!
<You have my thoughts. - Josh> Finger leather
coral has green algae growing on it 3/24/06
Greetings to all. Nice forum here. You all have an abundance of
information that is sometimes overwhelming. <All in good time>
Never the less, here goes. I have a 55 gallon reef tank with the
following: 55 lbs of new live rock (purchased in the last week or so),
aragonite sand approx. 2 to 3 inches deep. lighting is a Current 265W
power compact with lunar lighting. The skimmer is a Red Sea which works
quite well. Filters include 1 Emperor 400 with regular filter pads and
the gray containers are filled with de-nitrate media. A Magnum 350 with
Purigen and topped off with De-nitrate. 2 Aquaflo powerheads with sponge
filters. Inhabitants are: <... I would have waited a few more weeks
to add these, after the live rock settled in> 1ea Lemonpeel Angel,
1ea Coral Beauty, <A fifty five is really too small for even one
Centropyge of these species... and two are not compatible> 1ea
Sailfin Tang, <Will get too big...> 1ea cleaner shrimp, and 1ea
Pink Face Goby. Inverts are: 1ea Finger Leather, 1ea BTA and 1ea feather
Duster. Last week I added 20 lbs of "cured" (so I thought) Fiji live
rock. All my readings prior to adding the rock were salinity 1.025, ph
8.0, KH 8.0, Calcium 500, Ammonia 0, nitrite 0, nitrate 0. Temperature
is between 77.0 and 78.0. Now the readings are pretty much the same but
the Nitrate is 80+. <Yikes, but not atypical of new LR> I did 3
water changes. 2ea 5 gallon and 1ea 25 gallon over the course of 4 days.
The Nitrate still stays up there. The fish are fine. The BTA is in
hiding and is not outstretched like it normally was. The Feather Duster
is fine. The Finger Leather has withdrawn it's polyps and shrunk down.
Not fully, like at night though. So there is some difference between
night and day extension. Now today I noticed what looks like the whole
thing is being covered in brown algae. <Possibly, but much more
likely it is shedding its cuticle... happens> Not a dense covering
but looking like it is discoloring it. My LFS said just hang out and
wait for the media to do it's job. I am concerned for the Finger Coral.
Should I wait or do something else? <Siphon off this material once
it becomes loose... keep feeding extra low... until your nitrates are
under 20 ppm. Bob Fenner>
Yellow Sarcophyton Issues...
health, sys. mainly 3/23/06 Let me start off by
saying my tank would not be possible without your website!!! I recently
purchased a yellow leather over the internet <Sarcophyton elegans?
Perhaps a dyed Alcyoniid...?> and 1 day after putting it into my
tank a nice chunk in the center seemed to turn brown and melt away.
<Not good> I was going to frag this coral but decided not to,
knowing how touchy they can be and fragging a new sick coral doesn't
seem like a smart move to me. <You are wise here> I took the
coral out of the tank and blew off all of the dying tissue and gave it a
Lugol's Dip. It now seems to be 100 times better and now has polyp
extension every where but where the flesh melted off. The hole actually
seems to be filling in. Would you still frag this coral or just let it
be. <The latter> The only thing that went south after adding
this coral was my Kenya tree coral which is about 7 inches directly
right underneath it. 1 branch melted away almost like what the
leather did. <You're learning the value of quarantining new
specimens...> I immediately yanked the melting piece off of the
coral and changed my Chemi-pure. All other corals seem to look fine. I
have a mixed 75 gallon tank with SPS, LPS, and softies. I'm thinking
this could be some Chemical Warfare going on between the leather and
Kenya Tree. Any other possibilities here? I also added a small
powerhead over the leather and Kenya Tree. Water Parameters:
Ammonia-0 Nitrite-0 Nitrqte-2 SG- 35ppt Temp-79 Alk-
8.3 dKH Calcium-440 Mag-1350 Thanks For your Help Eric
<Take the time to read the articles, FAQs files on Soft Corals here:
http://wetwebmedia.com/marine/inverts/index.htm Bob Fenner>
Damaged Leather coral and an unknown sp. 3/16/06 Good day
WWM Crew, <John> I find your site to be very helpful and I
would much appreciate your opinions regarding two corals in my 72gal
reef tank. My inquiry concerns a damaged toadstool leather
(seems they are much talked about) and I am hoping you could help
identify a red branching coral I have. I purchased my leather
coral about 2 months ago and it seems to be doing great with the
exception of an injury I must have overlooked while purchasing
it. One of the protruding areas of the coral around the top seems
to have been split or cut. <Not uncommon... capitula get nicked,
broken in moving...> I am unaware how the damage occurred. The
coral opens up on either side of the wound as you can see in the
picture I attached. <Yes> I have looked over the archives
you guys have and some other net sources and I am getting the
feeling that I should cut the end portion off as it appears mostly
cut off and pulling downwards on the coral. In essence, I’m
wondering if I should make a clean cut and let the wound heal, or
leave the coral as is, or if I should try to heal the current wound
somehow. <I would hold off here (for now)... perhaps increase
your weekly Lugol's/Iodine treatments... Likely will self-heal or
shed this bit/piece. Cutting might well lead to a host of other
troubles> The second part of my inquiry has to do with a red
coral that a family member purchased for me. My biggest concerns
with this coral are that I don’t know what it is; I can’t tell if it
is healthy, and off hand I believe it will require more light than
my tank can offer. I have attached a picture of the coral. It is
made up of red branches that are very loose and fragile. Currently
some of the branch tips are white (I’m worried that this is a bad
sign). The coral is by no means flat like the “gorgonia” species;
it is more of a tangled mass. My best guess would be that it is a
“swifia” or similar type of Sea Fan, <Maybe... but it looks more
like a member of the Hydrozoan suborder Stylasterina to me:
http://wetwebmedia.com/sylasterina.htm Not easily kept
unfortunately> although I don’t see any polyps on it. From what
I’ve read, some sea fans require almost no light while other sea
fans require extensive amounts of light. <Yes> Any help in
identifying this specific species and giving me an idea of its
chances for survival in a tank with two “50% 10,000k / 50% actinic
55W” bulbs would be much appreciated. Thanks in advance,
-John <Do look "very close" at the stalks... presence of "fine
hairs" are semi-definitive here. Bob Fenner> | 
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