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Colors crabs can see

Posted: Tue Jul 04, 2017 8:47 am
by KDK241
I haven't posted on here in awhile but after having zero luck with a blue nighttime bulb I decided to do a little research and came across this paper. Its an interesting read and might tell us a little more about our mysterious crabby friends :) It will open right into a PDF.

https://www.google.com/url?sa=t&source= ... Ad_1oO137A

Since reading it I have switched to a red led bulb and have seen a huge difference in activity.

Re: Colors crabs can see

Posted: Tue Jul 04, 2017 10:23 am
by NovaBelle
I have a blue LED light strip in my tank and have also had hiding issues when I turn it on. As soon as I am able, I will be switching. This was a fascinating article. Thank you so much for sharing.

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Re: Colors crabs can see

Posted: Tue Jul 04, 2017 10:25 am
by LadyJinglyJones
Nice!

Re: Colors crabs can see

Posted: Tue Jul 04, 2017 3:41 pm
by wodesorel
A ceramic with no light is better. They can definitely see the red just fine! I've always had better results with a dark moonglo myself.