Ne0eN June 7, 2005 Share June 7, 2005 Need your help guys - my gf's Yellow Tang has developed red blotches on the base of the dorsal fin. The redness seems to be transparent and spreading around the top fin. There is also some redness around the fishe's preoperculum. (mouth/head). Other than that he seems to act normal. He's eating voracioulsy, and has been growing nicely. (about 3.5 inches currently - He inhales sheets of green algea, formula 1/2, brine shrimp) Water quality seems to be good, although, I've been trying to raise the pH a bit - it's around 8.0 right now. (monthly 20% water change) Any clues to what's bugging him? 260 gal tank - his tankmates are a pair of tomato clowns, pair of firefish gobies, and 5 damsels. (2 of them are already spoken for - so there will be less bio-load). UV filtration on 24/7, currently not skimming - awaiting a new ASM G3 skimmer. -Rob Link to comment Share on other sites More sharing options...
Grav June 7, 2005 Share June 7, 2005 10 fish in a 260? Bioload isn't your problem that is for sure, but I'd move the damsels anyway... mean little buggers. Sorry I can't help you ID the problem, they could be picking on him.... but prolly not. Link to comment Share on other sites More sharing options...
Ne0eN June 7, 2005 Author Share June 7, 2005 Ever seen a Tang poop? He can evacuate a whole reef... Link to comment Share on other sites More sharing options...
Guest alex wlazlak June 8, 2005 Share June 8, 2005 they're poop is (well mine) like half a centimeter round, and just decinigrates on the tank floor..im starting to feed him around 2"x2" pieces of nori, one a day...is that enough or should i put in more a day?? Link to comment Share on other sites More sharing options...
Caribbean Jake June 8, 2005 Share June 8, 2005 Rob My yellow tang went throuh that, he had red blotches around his stomach area. He lasted one week. It was later determined that he had indigestion due to consuming pieces of silicon from the tank edge. It was a tremendous loss since he was with us for a period of 16 month. Link to comment Share on other sites More sharing options...
Ne0eN June 9, 2005 Author Share June 9, 2005 That's not a very good prognosis. :( Update: the Tang appears to be slightly better today. I've been skimming like crazy with a new ASM G-3 and rechecked the water parameters again today. Amonia, Nitrite, Nitrate all 0, pH 8.05, temp 79F, salinity 1.024... Everything seem to be ok. I've added a new 7lb piece of LR to the tank a week ago. Could that have that contributed to his condition? He's been chewing on it for the past week (the algea that is...) -Rob Link to comment Share on other sites More sharing options...
unninair June 9, 2005 Share June 9, 2005 Rob, Have you checked your day time temperature? It could be stress related if the temperature is extremely high. Unni Link to comment Share on other sites More sharing options...
Ne0eN June 9, 2005 Author Share June 9, 2005 Unni, The temperature is pretty stable throughout the day: 78-79F. I'm starting to to think that taking the skimmer off line for couple of days has stressed him out. -Rob Link to comment Share on other sites More sharing options...
Guest alex wlazlak June 9, 2005 Share June 9, 2005 (edited) good luck with that neoen, tangs are pretty cool fish..hate to see another one die,i already had 2 die, on my 3rd, and he might just be a keeper! Edited June 9, 2005 by alex wlazlak Link to comment Share on other sites More sharing options...
Lee Stearns June 10, 2005 Share June 10, 2005 Rob there is a thread on it at RC: My Webpagehttp://reefcentral.com/forums/showthread.php?s=&threadid=138705 It is bacterial infection and is usually cleared up by a major water change. Link to comment Share on other sites More sharing options...
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