color changes according to light

axolotl nerd

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has anyone else had an axolotl that changes color according to the light in their environment? my gal usually looks like just a melanoid in the light, but if i leave her overhead light and room light off for awhile she looks very much like she's axanthic. her belly and sides become much lighter and are more of a purple, while her spots remain dark. i'm unsure if this is common or not, but thought it would be a good idea to ask if anyone has had similar experiences.
i'll post pictures soon :)
 
pictures as promised, first image is of kip's side after being in the dark for a few hours, the second is how she looks when her light has been on
 

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Did something similar before. Was able to get them light to the point where it looks like a hypomel
 

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Did something similar before. Was able to get them light to the point where it looks like a hypomel
beautiful juvie. did it take on the lighter or darker version as it matured?
 
I think it has to do maybe with activity or inactivity???
honestly, at this point i'n nearly positive it's the light.
when her overhead light and room light is on she appears melanoid, but when the room light is off and it's only her overhead light she gets a bit lighter. if shes left in the dark then she becomes very light. i don't think it's activity or blood flow, as i spend a good amount of time just watching her.
 
Axolotls are quite receptive to light, but I don’t know for the one with dark coloration.
I proved several years ago that a leucistic axolotl raised outside would have a yellow darker coloration if exposed (possibly) to the sun.
Color changes may happen, I don’t know…
 
Axolotls are quite receptive to light, but I don’t know for the one with dark coloration.
I proved several years ago that a leucistic axolotl raised outside would have a yellow darker coloration if exposed (possibly) to the sun.
Color changes may happen, I don’t know…
i find it very strange. it doesn't appear to be due to activity or blood flow, light seems to be the only factor
 
You’re right. I don’t have any pictures anymore but every leucy axy I had raised outside turned out very yellowish. Even golden. I’ll try to post a picture of the one I have, born and raised outside. Very striking coloration. Is it a matter of UV light ?
 
You’re right. I don’t have any pictures anymore but every leucy axy I had raised outside turned out very yellowish. Even golden. I’ll try to post a picture of the one I have, born and raised outside. Very striking coloration. Is it a matter of UV light ?
her light is just a basic overhead aquarium light, white and blue LEDS. i've heard of leucistics turning yellow due to an excess of a certain protein or chemical, i believe it started with a T. i can't remember exactly what it was, but i think it was a dietary thing. i'll look it up
 
You’re right. I don’t have any pictures anymore but every leucy axy I had raised outside turned out very yellowish. Even golden. I’ll try to post a picture of the one I have, born and raised outside. Very striking coloration. Is it a matter of UV light ?
i was wrong, it was riboflavins. post linked below
 
update on this;
purchased a blacklight flashlight on amazon and it arrives today. i will be shining it over kip to determine if her skull/brain glows, which is a surefire trait of an axanthic. excited to finally put the mystery to rest
 
be very careful about using a blacklight, only use it for short periods of time as the UV light will kill beneficial bacteria in the tank.
 
be very careful about using a blacklight, only use it for short periods of time as the UV light will kill beneficial bacteria in the tank.
duly noted- it's only a small flashlight so i'm not terribly worried about it
 
well, results are in.
kip's skull did not glow under blacklight, confirming that she is not axanthic.
she is het for axanthic though, so hopefully breeding her will produce a few.
 
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