Not exactly sure what you mean. They mat as they reproduce. Nubbing off the base of one that starts another one next to it. But paly's do that too. Paly's just seem to grow a longer stalk.
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150 gal Custom. Born 5/7/07. 50gal, 29gal, 20gal Sumps. 30gal Frag Tank. ETSS 800 Skimmer, Deltec APF600 Skimmer. PFO Solaris Lighting on Display and Frag Tank
My Tank Thread
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