Check the the filters... they are like working overtime "SWEATING" 
here is a video
Dosmatic MiniDos 1% In Aquarium Setup
[yt]<object width="425" height="355"><param name="movie" value="http://www.youtube.com/v/LsN1q1C0LdU&hl=en"></param><param name="wmode" value="transparent"></param><embed src="http://www.youtube.com/v/LsN1q1C0LdU&hl=en" type="application/x-shockwave-flash" wmode="transparent" width="425" height="355"></embed></object>[/yt]














here is a video
Dosmatic MiniDos 1% In Aquarium Setup
[yt]<object width="425" height="355"><param name="movie" value="http://www.youtube.com/v/LsN1q1C0LdU&hl=en"></param><param name="wmode" value="transparent"></param><embed src="http://www.youtube.com/v/LsN1q1C0LdU&hl=en" type="application/x-shockwave-flash" wmode="transparent" width="425" height="355"></embed></object>[/yt]












