A few masked gobies, or a possum or pink streaked wrasse would be cool.
http://www.liveaquaria.com/product/prod_display.cfm?c=15+31+2261&pcatid=2261
http://www.liveaquaria.com/product/prod_display.cfm?c=15+2124+3041&pcatid=3041
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http://www.liveaquaria.com/product/prod_display.cfm?c=15+31+2261&pcatid=2261
http://www.liveaquaria.com/product/prod_display.cfm?c=15+2124+3041&pcatid=3041
http://www.liveaquaria.com/product/prod_display.cfm?c=15+1378+2908&pcatid=2908
