Hi
Can't really tell what algae from your pics but why don't you give AlgaeX from Fauna Marin, Germany a try? It removes most types of algae except for cyanobacteria (slime). Please refer to my earlier post below.
[url=http://www.absolutereef.com/forums/index.php?showtopic=13058]
for more info.
Happy Reefing!
Sam
A-Reef
97470599
QUOTE(TntR2 @ Feb 10 2009, 10:29 PM)

Hi All,
Need help in the ID and removal of these nuisance pests and ever growing algae...
Thanks!
The ever-growing brown "flowery-like" plants growing on the rocks..
[attachmentid=26681]
The slug/snail like pests.. they range from >1mm - about 3mm in size...
[attachmentid=26682] [attachmentid=26683]
Thanks in advance for your help!
TntR2