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FAQs about Rhinecanthus Triggerfishes Disease/Health
Related FAQs:
Rhinecanthus Triggers 1, Rhinecanthus
Triggers 2, Rhinecanthus Trigger ID,
Rhinecanthus Trigger Behavior,
Rhinecanthus Trigger Compatibility,
Rhinecanthus Trigger Selection,
Rhinecanthus Trigger Systems,
Rhinecanthus Trigger Feeding,
Rhinecanthus Trigger Reproduction,
Triggerfishes in General, Triggerfish:
Identification,
Selection,
Selection 2,
Compatibility,
Behavior,
Systems,
Feeding,
Diseases,
Triggerfish Health 2, Reproduction,
Related Articles:
Triggerfish,
Rhinecanthus Species,
Red Sea Triggerfishes, | 
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Trigger sad, Poor Environment 1/29/08 Hello, <Hi> I
searched through a lot of posts here and found similar problems, but not
exact. I know it's small but this is in my office at work so I cant'
go with a big tank. I have a 20 gallon high with about 20 pounds of
live rock and a Picasso trigger a little less than 2 inches. <Doomed
in this sized tank.> I run an Aquaclear 200, Red Sea Protein skimmer,
Aquaclear 20 powerhead and 80 watts of lighting. The water tests fine
and I do frequent changes. <"Fine" is relative, exact numbers next
time please.> The tank is blooming with life, Copepods, Anthropods,
Inverts of various types, Macro algae (came on the rock) which attests
to the quality of the water. Ok that's out of the way. My Trigger
was in the tank with to Damsel mates. Two weekends ago, I came in and
observed the trigger acting skittish and hiding. The blue Damsel was
acting like he took over the tank like the Alpha male. I assume they
duked it out and the Trigger lost. <Probably, the damsels are very
aggressive.> For a few days I observed his cowardliness and did some
research and discovered that they must have had a tick. I placed the
damsel in my quarantine tank and the Trigger came out of hiding soon
after. The other damsel started to give him a hard time and he did they
same thing. I removed the second damsel. <He is not healthy so he is
low man in the pecking order.> Now he doesn't eat that I can see
(food goes right past his face with no reaction) and doesn't swim around
much at all. <Not good.> Mostly he sits in his hole, or wiggles
slowly with his nose against the glass like he is sad now. His lack of
eating is worrying me now since he was a hardy eater. I just bought a
small tank raised Clown to put in there with him for company. <Also
can be quite aggressive, are members of the damsel family.> I'm not
worried if things don't turn out too good for the Clown. <Bad news
for the clown.> What do you think might be his problem, and do you
think he will die soon? <Yes, if kept in a 20 gallon tank he will not
last long, it is just not a suitable environment for him and you are
seeing it begin to take it toll.> Thanks in advance for your help.
Keith <Welcome> <Chris>
Huma Huma Trigger with a swollen jaw... over and mis-stocking, and?
11/6/07 I have had a my Huma Huma Trigger for about a year and to
date he has been relatively healthy. Approximately 3-4 moths ago, he
survived Ich which affected my entire tank. <Does... the fishes>
Recently I have noticed that each morning, his eyes appear to be
"bugging" out of his head and later in the day he appears back to
normal. <Okay> The last few days, I haven't seen any problem with
his eyes, but his jaw is swelling. It looks as if he went a couple of
rounds with a boxer and lost. <Good description> I've searched
around on the site, but haven't found much help. Can you offer any
direction? <Mmm, well... could be an after affect of whatever
chemical/medication exposure this fish suffered... Perhaps this is
coupled or instead due to some nutritional deficiency, water quality
anomaly, ingestion of some noxious organism, genetic predisposition...>
Tank info: 50 gal <Too small... for this species> with two Pacific
Blue Tangs, one Niger Trigger <Ditto and incompatible with the
Odonus> and One Lunar Wrasse. <And too small for this Thalassoma
as well> {I used this tank as a hospital tank when I had a huge ich
problem. Main tank is 170 gallons.} All appear healthy since we defeated
Ich. <How?> I was considering transferring all of the fish back
to the main tank and placing some schooling fish in this tank when my
Huma starts having this issue. All of the fish including the Huma are
very active and eating well. He will even nip my finger if I put it on
the surface of the water. He doesn't act like he's sick, but sure looks
that way. Thank you in advance for any help you can provide.
<Well... you do need to move all out to larger quarters... I would try
bolstering their immune systems via supplementing their foods... and
hope. Bob Fenner> SICK Huma Huma Trigger; research,
patience 3/1/07 Hello, I really hope that you can help me.
<Hello, and so do I. GrahamT with you today.> I purchased an
established tank about 2.5 months ago. The tank is a 46 gallon bow
front with 10 lbs of live rock. <Far less than useful. A
*generalized* "rule of thumb" is 1:1 lbs/gallons. More is better...>
The tank had a 2" yellow tang, a 3" yellow tang, a 4" Foxface and two
damsels. <Too little room for these species, excepting
the damsels.> It has a Penguin 250 filter, a Penguin 350 filter and
a Seaclone 100 protein skimmer. <This protein skimmer is
regularly touted as one of the frequently regretted purchases among
hobbyists...> When we moved the tank we kept about 2/3 of the water.
<Very good idea.> After setting up the tank we had the water tested
and found out that it was extremely dirty (no detectable nitrite or
ammonia, but over 200 ppm nitrate). <Wow! Could have a
lot to do with stirring up the substrate, or even lack of water changes
on the previous owner's part...> We proceeded to do 6 water changes
in about a two week period bringing the nitrate down to 80 ppm.
<Still very high, and likely stressing out your inhabitants.> After
the last water change the smaller yellow tang died.
<Mmm, what is your water source for the water changes?> The next day
the larger yellow tang would not eat and was hiding.
<Not a good sign...> A day later the large yellow tang died.
<Oh, even worse.> The guys at the fish store told us it was probably
due to the stress of moving them and all the water changes.
<Mmm, would not disagree, but without knowing more about the mix you
used for water changes...> I waited two weeks and then purchased a
Huma Huma Trigger. <D'oh! Did the nitrates come down below 40ppm?
Had the damsels seemed to look better? (I know they may have looked fine
the whole time) I hope this purchase was based on better water
conditions, and not JUST time gone by.> A week after that I
purchased a Flame Angelfish. <I have to say, this sounds
like someone wants to "fill" their tank, rather than stock with
appropriate selections and care for them as appropriately. Patience and
research is key to success in this hobby.> It has been two weeks
since I introduced the Huma and now it has also stopped eating and is
hiding. <This is very abnormal behaviour. Triggers are
notorious for the voracity. Unless this is a very small specimen (under
1.5") then I suspect your water quality has gotten away from you again.>
Could this be bacterial? <Anything is possible, but
current water test results are neccessary in assisting you.> I don't
have a QT tank yet, do you have any suggestions on what I can do to save
this fish? <Take some water tests. Consider upgrading
the filtration and liverock compliment. Also, you didn't mention whether
you employ livesand or bare-bottom.> Also, the Flame Angel has a
white spot on her lip that has been there since I purchased her.
<Hmm... you should NEVER buy a fish that shows symptoms of disease. Put
a modest deposit on it and the LFS should be happy to keep it QT'd until
it looks better.> The fish store said it was probably Lymphocystis
and that it should go away on it's own. <Could, but
proper nutrition and water conditions help more than time will.>
However after a week it looks like it is just getting worse and she now
has a cloudy eye and a frayed tail. <I think you
need to get some test results and reflect on your purchases. You have to
keep in mind that these animals depend on us and require us to know
their needs, or else what is the point in keeping them? I used to work
at a retail fish store and we regularly refused business from customers
that we knew/suspected were buying fish over and over again only to kill
them through ignorance/negligence and laziness. I will quote a phrase I
use often: Many folks leave the marine hobby in failure due to their
lack of understanding and its subsequent devastating consequences. Fish
may be purchased with problems you don't see and aren't responsible for.
My intention is not to place blame or to make you feel inadequate or
inferior. Most of us have made this mistake, or worse ones. We all
(hopefully) learn from our mistakes. I think that most of the crewers
here at WWM will agree that they hope to prevent the unfortunate
side-effects of improper selection and lack or research that they
themselves (myself included) have caused. The information you need to be
a successful hobbyist is out there (or here!) and you owe it to you and
your fish to use it.> Foxface and damsels are still doing
good. HELP PLEASE! <Use the google search tool here for your
Centropyge loriculus's symptoms, and you will be directed to a FAQ list
of those symptoms. -GrahamT> SICK Huma Huma Trigger;
research, patience (pt.2) 3/2/07 Graham, <Hello again.>
Thank you for your response. <You are welcome! Is what
we do...> I really do want to keep these fish alive and I feel
horrible that I was probably the cause of their death.
<Woah! Don't be so quick to hate yourself here. You don't know what the
water conditions were when you purchased the system. You may have
practiced some patience, but in the end some of us need to make mistakes
to know their consequences.> I did purchase "The Conscientious
Marine Aquarist" book when I first got the tank (before I added anything
or did any water changes) and have read it cover to cover twice.
<A good read, no doubt.> In the book it mentioned that there was no
real proof that high nitrates caused fish any harm and that most "fish
only" systems run at high rates. <This is true, there is
no research into the mortality of captive species that are housed in
systems with too high Nitrates. We do know, however, that the
concentrations at sea are at or near zero and that this is the
environment we try hard to reproduce. I would look at 40ppm as a
"ceiling" for your FOWLR, with an occasional peak into the 50's or 60's.
This doesn't mean that your fish won't be stressed about these levels,
just that they might get to that point before a water change. The other
end of the spectrum is where we work to keep the bio-load at a point
where Nitrates are maintained below 15ppm for FOWLR. It is possible to
do with well, regimented feeding and the addition of natural process
(Refugium, DSB) that abate these toxins. (All laid out in "TCMA")>
After seeing no visible signs of infection on the tangs (i.e., no
reddening, color change, etc) after they died I assumed the guys at the
fish store were correct by saying that they probably died due to the
stress of moving them and all the water changes. <This
is possible, but hard to confirm. Either way, I find myself wondering if
you have some contaminant in your system. Have you looked over our link
on toxic tank syndrome? (
http://www.wetwebmedia.com/toxictk.htm ) I ask because, though
damsels are very very hardy, triggers are pretty tough in their own
right.> This was the reason I purchased the huma and flame
<Flame angels are notoriously finicky about water conditions and stress
easily. A much more tolerant cousin is the Coral Beauty (Centropyge
bispinosa).> (I also did multiple water tests before purchasing
these two fish and everything checked out fine, <Relative. Numbers, if
you have them, are far more useful to me.> except the nitrates were
still high) <D'oh!>. I have since taken the flame back to the fish
store because I did not want her to get worse and die.
<A tough decision on your part. I think the right one.> They are
going to try to rehabilitate her. The Huma has gotten worse, so I
purchased a hospital tank (10 gallon) filled it with water from my main
tank and put the Huma in that tank to begin treatment for a bacterial
infection. <What are his symptoms again? Other than not
eating, I don't remember you mentioning any outward signs. > I does
not look like he is going to make it. <Have you
considered treating with Lifeguard marketed by Instant Ocean? (http://www.jlaquatics.com/phpstore/store_pages/details/medicine.php?product_ID=md-aslg016)
I mention it because it's a broad spectrum and rather gentle treatment.
Unfortunately, it is new enough that I don't have experience with it,
and there have been only a few blurbs that I've read lately on it's use.
On the good side, it seems very promising!> Two questions: 1. I
don't plan on purchasing anymore fish for a VERY long time, but if the
Huma lives I need to know if it will be too crowded for him.... My 46
gallon tank now has a Foxface (4") and two damsels (1"). I am planning
on upgrading to a 125 galloon tank next year. <If you
are sure about the timing of the 125-gallon, then you should be ok.
Wait! You never mentioned how big he is! Under 4 inches, he'd be ok for
a year or so. > How many fish could I keep HEALTHY in my 46 gallon
tank for the next year? <For clarification: You have two
damsels and a Foxface? With these inhabitants, and the trigger, you are
well (if not over) stocked.> Could I add the Huma back in or should
I try to upgrade to the 125 gallon now? <Would wait for a change in
behaviour from the trigger. You have moved him around quite a bit in the
past few weeks. That reminds me: did you ask whether the trigger was
caught or tank-raised?> 2. What can I do to get
the nitrates down? <Well:
http://www.wetwebmedia.com/nitratesmar.htm
http://www.wetwebmedia.com/nitratennr.htm
http://www.wetwebmedia.com/denitrification_erfaqs.htm
http://www.wetwebmedia.com/nutrientcontrol.htm
http://www.wetwebmedia.com/no3probfaqs.htm ...would help you gain an
understanding of the various opinions and techniques regarding nitrates
and the exportation/conversion.> (I use tap water for water changes
and condition it with PRIME and add CYCLE. Salt used is CORAL LIFE)
<Mmm... do you test your water before and after mixing? It is possible
that you have some unknown metals or other contaminants in your tap
water. I would consider trying to eliminate that area of possible
contamination by purchasing a small, effective De-ionizer
http://www.aquariumguys.com/tapwaterfilter.html . If you can afford
the up-front, then you could try an RO, but I like the DI for it's low
initial cost and you can set it aside guilt-free if your tap water is
actually fine after buffering. As far as Prime and Cycle go, I'm not
sure what you are trying to achieve by their use in this instance. Prime
is a dechlorinator/ammonia reducer, and useful in cleaning up (to some
degree) tapwater before using in a freshwater setup. You may find it
makes you feel better about using tapwater, but I think you should
invest in a better form of treatment here. Cycle, IMO, is not worth
trying, and I'm not sure what you are hoping for in it's use. If you are
medicating with anti-bacterials in a QT then you will be killing off
your nitrifying population, adding them back is not how you counteract
this, but with water changes. Frequent water changes.
http://www.wetwebmedia.com/quaranti.htm
http://www.wetwebmedia.com/QuarMarFishes.htm
http://www.wetwebmedia.com/bestquarfaqs.htm > I have done about
10 - 20% water changes in the past 2 months and they have gone down from
200ppm to between 80 and 60 ppm but have not budged from the high
80-60ppm. <See above.> 3. If the Huma lives
how long should I keep him in the hospital tank before moving him back
to the main tank? <No less than 4 weeks, but preferably
6-8. You don't even know what he has, so premature introduction to the
display system may be, well, premature.> Also, is there something
more I can do for him besides treating him? <Keep his
environs pristine.> I am currently using a broad spectrum
anti-biotic because we have no idea what is wrong with him (no color
change, no spots) <See if you can entice him to eat live brine.
Maybe he's just too soon from the wild?> Thanks
again....I am still learning and I just don't want to be the cause of
anymore death. <A worthy cause. I applaud you for trying and for
pledging to be a saviour to your buddies. Spend some time reading here
on WWM and you may find something that jumps out at you. In the
meantime, provide excellent water quality, nutrition, low stress levels
and keep testing. -GrahamT> Huma Huma help 1/2/07
hello. <Hello, Graham here.> I have had a catastrophe... and
want to help save my last fish... I purchased some turbo snails from the
local pet store and after introducing them to my 75 gallon tank all my
fish started scratching. I added Sea Cure and that was the end of my
marine life. I lost 2 clown 2 damsel 1 yellow tang and my emperor
angel.. now my trigger is left but he is still scratching away at his
side. he has his whole belly red and flakey now. what can I do ? My tank
was all zeros for no2, no3 and ammonia and a ph of 8.0-8.2.... I now
have him out of the tank and in a quarantine.. he seems to be fine but
he is scratching his skin really bad...I an dosing him with sea cure
BTW. <Very hard to diagnose a problem like this when you can't see
it. Send a high-resolution .JPG that has been either compressed in an
image editor or to a .ZIP file. (Make sure the file is no bigger than
500k, but preferably under 100k) If you cannot send a pic, I recommend
you try to work out an identification from our FAQs using the search
tool.>
Thanks
Josh
<Welcome.> <P.S. Bob F. : Please jump in if you see a red flag I'm
missing! -Graham> <<Mmm... copper poisoning... removing the copper,
hope, time going by... RMF>>
A buddy's Picasso in distress.... - 04/05/2006 <Sab> I
had a quick question for ya.... I have a buddy at work (CC'd here) with
a 2" Picasso in a 40g tank with two other fish; <Gonna get
crowded...> water parameters all sound great, am going to double
check for him in case his test reagents are old/faulty. Sounds like a
decent setup given the inhabitants' current size; also, the tank's
in good shape/health aside from this little trigger. He's been in the
tank for 5 months and has started showing signs that he might be
blind. <Does happen> He tries to go for food and fails to find
it. He apparently acts as though he wants to eat, just can't see/get
the food. The only things I can think of that might be issues are
nutritional problems and toxic metals (copper, etc). <These are the
most common...> I think we've ruled out the latter though. The fish
are fed on frozen krill, Mysis, brine shrimp, and flakes. I've
suggested he start trying some frozen/thawed human-consumption
fish/shellfish meats, foods soaked in Selcon, maybe some Spectrum
pellets, but I'm just not sure if nutritional issues would blind a
fish? <Yes, can/do> I've read so in a couple of places,
but.... is there anything else that I'm missing? Other things that
cause blindness in fish/triggers? <Likely the third most common
"cause" are pathogenic/parasitic problems... next, too-bright/continuous
lighting...> Am currently recommending quarantining the critter so
he won't have competition for food and trying to get something into his
little concave belly. Any other thoughts? Also, Brent, the link
for the conference is
http://www.wmc2006.org - hope to see ya there! -Sabrina <Oh,
yes. And do send along a close-up pic of this fish's eyes if you can.
Bob Fenner>
Re: A buddy's Picasso in distress.... blindness
- 04/05/2006 thanks to both of you. I'll get a
close-up of his eyes soon. as far as lighting goes, i have a 50/50
skylight/actinic on a timer (no reef/coral set-up), so i don't think
that's it. <Me neither... Bob Fenner>
Questions on Huma Huma Hello- I have a question about my Huma
Trigger. I just got the fish a few days ago, it has a whitish rash on
its body and has been ramming himself into the wall of the tank, the
bleached coral, the thermometer, you name it. Is it trying to scratch an
itch or is it just attacking these things? <Hard to say... all your
suggested possibilities might be the one... or a combination of the
reasons for this animals apparent aberrant behavior. Might also simply
be something that disagrees with it in the way of water chemistry. What
other sorts of life do you have in the system? Or consequent with
capture, handling damage... Or an internal disorder...> Also I have 3
damsels with this guy. Are they safe, they seem to be happy for now. The
Trigger is quite small. <Safe for now.> Last question. I am
wondering if there was a good scavenger fish that I could get that would
clean up after the trigger. He is very messy. I know that if I get a
shrimp or a crab it would end up being an expensive snack. Any
suggestions??? <Please see our site re marine scavengers, starting
here: http://www.wetwebmedia.com/marscavart.htm following the links,
FAQs from there> I have a 32 gallon tank with a Fluval 304 filter
<Yikes... this is a small system for what you have now, and smaller as
the fishes grow.> Thanks for any help Jason <Be chatting. Bob
Fenner>
Picasso Trigger We have had our Picasso Trigger for around 5
months now and he has been slowly developing a 'bump' on his nose.
<Yes, I see from your image. Bizarre> Recently, in the last week
his bump has begun to swell and he is beginning to get quite
lethargic. Earlier in the piece, he used to 'scratch' his head on
the rocks but there is no obvious scratching on his skin. None of
the other fish in the tank seem to be affected. At first we
thought that it might have been bruising as he bumps his head on the
top of the tank when we feed him. He's eating a diet of frozen
mussel, oyster and spinach with some dry flake food. We also give
him fresh mussel as well. We've tried to give him a little bit of
garlic (recommended to us by the shop we've bought all our fish
through) but he doesn't seem to be improving. <No... I suspect
this is a fluid-filled tumor or cyst within the animals internal
skin...> Our other fish in the tank include a yellow tang, 2
blue/green chromos, a Percula Clown and a Black and White Humbug. We
also have a few local shrimps to help keep the tank clean and they
sometimes sit on his nose 'cleaning' him. The tank is 600 litres
and recently set up and our regular testing shows that the water is
good and we change it regularly with local fresh sea water. I
have attached a photo of 'Trig' and we hope that you may be able to
have a look at it and perhaps recommend what may be wrong with him.
He's by far our most interesting tank inhabitant and we'd hate to
lose him. The shop don't know what it is and all the diseases that
we read about don't seem to come close to his condition. If
you're not sure, can you recommend someone who may know. Thanks
for your time ... <Thank you for writing, and sending the image.
I have a long-standing keen interest in triggers/balistids (for many
years thought I was going to make them my life's study, do my
doctorate on their systematics...)... so have always had ancillary
interests in their biology. Have only seen these sorts of tumorous
growths on a couple of other occasions. Unfortunately, nothing I'm
aware of can be done to reverse or remove this "bump"... Though
sometimes such growths resolve themselves spontaneously, of their
own accord. I would keep the animal as well as can be, soaking its
foods in a vitamin and iodide mixture twice a week... in the hopes
that it will self-cure. Should this animal perish, do consider
donating to university (zoology department) or through your
veterinarian to a specialist. Bob Fenner> | 
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Humu Humu Trigger died Saturday Hi all.. Anthony and all
<greeting, my friend> sad sad...but Magnum died Saturday morning
after his situation got worse on Friday. <alas... sorry to hear it
but I admire you for your great efforts> he seemed to do fine on
Thursday evening, after he got stuck to the air pump that morning.
<great stress I'm sure> We saw the deterioration on Friday but there
was nothing we could do, and we had small hope that he would get better.
deep inside you know when a fish is dying. I really miss this cute fish
and I wished he'd survived but we think the injury was too much.......or
maybe even got infected inside in any case...after spending the last 2
weeks caring about this fish' health he became kind of like my little
care project, meaning...you want to protect it and want it to have a
good life.... <yes... and its death is not in vain... you have
learned so much and other Q&A readers have benefited from the insight as
well, rest assured> I just wanted to say thanks to all who have
helped and given advice......too bad the last injury was too much Wendy
<always welcome... best regards in this hobby/life to you. Kindly,
Anthony> HELP - Sluggish Picasso Trigger Hello, Over
the past few days I have noticed changes with my Pecos Trigger. Until
recently the trigger has been very active, but now he has been spending
a lot of time sleeping under the rocks. I have even noticed him
swimming past the power filter inlet and allowing himself to be sucked
against the grate. Today when I go home from work I found him upside
down lodged behind the overflow. At first I thought he was dead but
when I moved the box he swam away. I checked my levels and found the
following: Nitrates: 20 Nitrites: 0
Ammonia: 0 PH: 8.8 Obviously I have
allowed my PH to get way out of control so I instantly added the first
dosing of marine buffer to get it back under control. I have looked
over the trigger and see no signs of other disease. Would the PH be
causing him to act sluggish and reduce the level of activity? Any
advice is appreciated. Stacey Hippen <Hi Stacey, Your pH is *high*
at 8.8. Are you sure it wasn't 7.8? Adding buffer to 8.8 water would
raise it far too high. Of concern to me is your nitrate level. I would
perform adequate water changes to get your water to 8.3-8.4 pH and lower
your nitrates to start. You might also try looking up your trigger at
WetWebMedia.Com in the google search engine to see if there is something
you are missing. Craig> Trigger needs glasses Good
Morning Guys
Thanks for such an informative sight. I have a question concerning a
Picasso Trigger, which has been part of the family for about 5 years. He
has always been the picture of health and very responsive to my being in
the room or nearby. Now here's the problem. He has what appears to be a
vision problem. When I walk up to the tank he can see me. I know this
because he comes running at feeding time. He comes to the top of the
tank to feed but seems as though he can’t see the food. The food can be
right in front of him but he can’t find it! The only way to feed him is
by hand! So it seems as though he can see at a distance but not up
close. He also has become very clumsy and disoriented at times. (i.e.
running into the coral) I really would appreciate your thoughts on this.
He has lost weight. Is this a result of not being able to find the food
or is something else going on? Thanks again for your time. Randy S. <
Try soaking his food in a vitamin preparation such as American Marines
Selcon. Unfortunately this is a problem with many large/old captives.
You won’t be able to completely restore his vision but just keep it from
getting worse. Also make sure you are keeping up on your regular water
changes. Hope this helps, Cody>
Picasso Trigger Hi
there, I have a small question regarding my baby pico. I’ve had him for
a month and he's been doing great, swimming all over, eating like no
other... This morning I saw a two small brown spots on the tip and side
of his nose/mouth. They eventually disappeared, but I don’t know what
they were. He picks on the rocks all the time, searching for food and
the other day I saw him scratch himself against the rocks. Could the
spots be just from his daily pickings? I have 2 damsels in a 55 gallon
with all the goodies, and I do a 25% water change weekly. Any
info/advice would be great. Thanks Jon <Just keep a close eye on him
for know as these fish are very tough. You need to quarantine all new
fish in a separate tank for at least 3 weeks before adding them to your
main tank. For more info on quarantine and the trigger read here:
http://www.wetwebmedia.com/quaranti.htm
http://www.wetwebmedia.com/marine/fishes/triggers/rhinecanthus/index.htm
Best regards Cody> Trigger Losing His Sight? Good
Morning Guys <Scott F. your guy today!> Thanks for such an
informative site. I have a question concerning a Picasso Trigger which
has been part of the family for about 5 years. He has always been the
picture of health and very responsive to my being in the room or nearby.
Now here's the problem. He has what appears to be a vision problem. When
I walk up to the tank he can see me. I know this because he comes
running at feeding time. He comes to the top of the tank to feed but
seems as though he cant see the food. The food can be right in front of
him but he cant find it! The only way to feed him is by hand! So it
seems as though he can see at a distance but not up close. He also has
become very clumsy and disoriented at times. (i.e. running into the
coral) I really would appreciate your thoughts on this . He has lost
weight. Is this a result of not being able to find the food or is
something else going on? Thanks again for your time. Randy S. <Well,
Randy- hard to say...There actually is "nutritional blindness",
generally brought on by (surprise!) dietary deficiencies. There are
other possibilities, too: The fish could have had some sort of trauma to
its eyes...? You should observe carefully...Make sure that the
environmental conditions are stable and of high quality...This is an
unusual occurrence, but it does happen...Usually, however, lack of
response to environmental stimuli is indicative of some sort of water
chemistry issue, in my experience...Hang in there, and take action as
needed...Regards, Scott F> Scratching Picasso! Dear WWM
Crew- My Picasso trigger constantly scratches in the sand and rocks
he has no visible signs of disease or ick I've done 3 fresh water dips
nothing works he's scratched him self up with wounds now please help!
<Ack! Doesn't sound fun! It's Ryan helping today. Triggers do this, to
an extent. This doesn't quite sound normal. Unfortunately, without
more info I can be of little service. What size tank is this? Have you
made any changes in your water chemistry that may have caused this? Is
he a mature trigger with a history of this behavior? There is much to
be considered. Please quarantine him if possible-in a glass bottom
tank with little to no rock, ho won't be able to rip himself up too
badly. Just don't forget that with a fish like this in QT, daily water
changes are mandatory. Search the WWM FAQs- there is a ton about
scratching triggers. If you're still amiss, write us back with the
details. Hope this helps! Ryan>
- Lumpy Humu - Aloha WWM Crew, <Aloha.> Much mahalos
for the wonderful service you provide. I can't thank you guys
enough for all your help. I have a baby Humu which has a line
(bump) that run from one side of his jaw to the other side (see
attached pics). <Interesting.> I gave him a couple fw dips and
quarantined him for a couple weeks before placing him into my
transition tank (30gallon). I was going to put him into my main
display tank when I noticed the strange bump. All the levels in the
tank are normal and I have been feeding him vitamin soaked food ever
since I got him. What going on? <Really hard to say... I've seen
similar lumps on related triggers like the Rhinecanthus aculeatus
and your R. rectangulus but am still not sure of the origin. Think
it could be one of two things: a subcutaneous swelling, perhaps from
wedging itself into a tight spot. The other option, which is less
inviting is a tumor. Both happen... and there's not really a whole
bunch you can do for either one. I would just continue to keep the
fish like any other pet and perhaps the lump will go away and
perhaps you will name it Lumpy... as long as it's eating, you're
both doing alright.> Thanks again, Jeff <Cheers, J -- > | 
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