Dave, I wish we had a way of checking par values. The Radiums are brighter and less blue w/the Lumatek ballasts and even more so when set on HQI.
<a href="http://www.flickr.com/photos/terryl93/6513831269/" title="nt 1838_1 by terryl93, on Flickr"><img src="http://farm8.staticflickr.com/7163/6513831269_ae8f8953cf_b.jpg" width="1024" height="343" alt="nt 1838_1"></a>
We like the crispness of the Radiums, but they are a bit bluer than we like. The Ushios on the other hand are too yellow. We're hoping to find something in between. The other option could also be using the Ushio bulbs and supplementing w/actinics or LED stunner strips.
Changing the subject, we have two particular acan's that our Regal Angel just cannot resist. So after repeated attempts to re-introduce them, we decided to do a little experiment and placed one of the colonies in the midst of our Ocellaris clowns' territory and see if they would "defend" it with the same determination and gusto they display when defending their paly's.
Our clowns lounging in the paly's:
<a href="http://www.flickr.com/photos/terryl93/6510625603/" title="nt 1582 by terryl93, on Flickr"><img src="http://farm8.staticflickr.com/7004/6510625603_0acff5ceb0_b.jpg" width="1024" height="680" alt="nt 1582"></a>
The irresistible acan:
<a href="http://www.flickr.com/photos/terryl93/6510521261/" title="nt 1841 by terryl93, on Flickr"><img src="http://farm8.staticflickr.com/7146/6510521261_df4e8f3db8_b.jpg" width="1024" height="680" alt="nt 1841"></a>
3.5 days in and it appears to be working...
