I needs you help me!

[cherry1810]

I recently baught a 2 headed kriptonite torch for my 14 gallon biocube(compact florecent light). there seems to be a brownish black substance that is taking over one of my torch's heads.I dont know what it is but it seems to be growing.If any one knows what it is please tell me, Thanks.

 

[Reef Trends]

http://aquariumcoraldiseases.weebly.com/brown-jelly-syndrome-bjs--brown-band-disease-brb.html

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