Yellow Lab Please help turning white

Crisco76

Feeder Fish
MFK Member
Oct 12, 2017
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Hello. I have a few yellow labs that appear to be turning white from tail up. Not fuzz or ick. The water parameters are 0 and 0 and 10 or so and do 40% wc 2x a week. Temp is 78-80 and ph naturally high in city water. I can't find any info. I think she's being harassed a bit by the dominant male but I assumed breeding and mating. She wasn't this color 2 weeks ago. I'll attach pic the bright yellow one isn't her but same color they were for reference.View attachment 1299202 View attachment 1299203 View attachment 1299204 View attachment 1299205 View attachment 1299206 View attachment 1299202 View attachment 1299202
 

tlindsey

Silver Tier VIP
MFK Member
Aug 6, 2011
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Hello. I have a few yellow labs that appear to be turning white from tail up. Not fuzz or ick. The water parameters are 0 and 0 and 10 or so and do 40% wc 2x a week. Temp is 78-80 and ph naturally high in city water. I can't find any info. I think she's being harassed a bit by the dominant male but I assumed breeding and mating. She wasn't this color 2 weeks ago. I'll attach pic the bright yellow one isn't her but same color they were for reference.View attachment 1299202 View attachment 1299203 View attachment 1299204 View attachment 1299205 View attachment 1299206 View attachment 1299202 View attachment 1299202




It sounds like a stress related issue but not certain. Is it possible for you to separate to another aquarium for awhile ?
 

Crisco76

Feeder Fish
MFK Member
Oct 12, 2017
8
0
6
48
It sounds like a stress related issue but not certain. Is it possible for you to separate to another aquarium for awhile ?
Yes I can. There is a quarantine container with hob, heater and has a large yellow Cichlid that was being bullied and due to the stress was turning blackish all over and with the stress lowering immune he was developing some milky tail and fin jagged rot. He turned yellow within hours and has almost put in his time. But in 2 diff 55g that I have there is one in each of them that has this white issue and I know the main tank he is the dominant or one of the most so that's why it puzzles me. it's like the color is completely gone off. And they eat and are active still. Her was a more rapid change tho the others were slower much slower change from yellow to this white color but I think it may be able to spread too
 

markstrimaran

Potamotrygon
MFK Member
Nov 21, 2015
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To many males, in a small territory.
The less dominant ones, become drab in color.

How big is the tank? What the male/female ratio?
 

Crisco76

Feeder Fish
MFK Member
Oct 12, 2017
8
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Thŕe tank she is in currently is only a 40gallon long. There is a total of 4 yellow labs with only 1 being a definite male. 1 yellow tail acei juvenile which are pretty docile like labs. Today she isnt as white which was so strange. But in another one of my tanks the most dominant has this white scale issue also and because I'm still learning I didn't know any better
 

markstrimaran

Potamotrygon
MFK Member
Nov 21, 2015
2,331
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164
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iowa
I have about 20 yellow labs, spread out over 6 tanks, some of them. When stressed turn dirty black. They are all line bred, great grand parents were brother and sister. So the genetics get amplified with each generation.

The white might just be a albino trait, similar to my black dirty.20170701_094844.jpg20170606_155311.jpg
This is the other line, solid yellow, with white. Their all related, just selectivey bred.
Male and female here. About 75% of their fry are yellow with no black. Currenlty about 1" growing out.
 

Crisco76

Feeder Fish
MFK Member
Oct 12, 2017
8
0
6
48
I have about 20 yellow labs, spread out over 6 tanks, some of them. When stressed turn dirty black. They are all line bred, great grand parents were brother and sister. So the genetics get amplified with each generation.

The white might just be a albino trait, similar to my black dirty.View attachment 1299491View attachment 1299492
This is the other line, solid yellow, with white. Their all related, just selectivey bred.
Male and female here. About 75% of their fry are yellow with no black. Currenlty about 1" growing out.
 

Crisco76

Feeder Fish
MFK Member
Oct 12, 2017
8
0
6
48
Ya I had 3 originally that I got last summer one whom I have had health issues with, but he's better now. I then inherited 32 more from a rescue. I do have one that was black all over with the side bars and was beginning to show signs of jagged fins and staying up beneath my 350 hob overhang..I relocated him to a quarantine container and within hours he was all yellow. I have others with the predominant black black fins, lines across the eyes and pelvis anal fins black. There's a few with the full on facial beard also. I have not vented or tried to do this yet. I know they can look strikingly the same males and females and that sub dominant ones can easily look like a female. I had never seen this one turn white before. She has since turned back to her yellow self. I will keep a eye on that tank and aggression, parameters etc. It's so hard to know what's been bred with what and where they originated from. I know besides this and some alpha male scrapping I really don't ever see aggression but I guess rarely do we see it just the aftermath kinda
 
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