Originally Posted By: DCQuarterCircle
For algae control measures, what time of year ought I look to release Common Pleco, trapdoor snails, or whatever kind of algae eating critter in my pond? It never freezes over, has a couple of year-round springs feeding it, and is chocked full of algae pretty seriously.


I would recommend not using those two mentioned. If looking for a biological to control Filamentous Algae, I would look into Tilapia if they are legal in your state.

Open water year round doesn't mean that the water won't get too cold for warm water algae eating species to die....

www.hoosierpondpros.com

[Linked Image from lh6.ggpht.com]
http://www.pondboss.com/subscribe.asp?c=4
3/4 to 1 1/4 ac pond LMB, SMB, PS, BG, RES, CC, YP, Bardello BG, (RBT & Blue Tilapia - seasonal).