Jay, I thought filamentosa were pretty docile, I have, at present semi-adults in a 36 inch tank with a few young corys and I have no problems with them at all. It is probably bacteria in the substrate or sharp gravel that is removing the barbels from the cory's. Helen. >I later noticed the corys were missing their barbles(those little >"feelers") >Are filamentosas usually this aggressive or is mine just over >aggressive? >Is this species more aggresive than other dwarves? >Jay Cohen ------------------------------------------------------------------------- This is the apistogramma mailing list, apisto@majordomo.pobox.com. For instructions on how to subscribe or unsubscribe or get help, email apisto-request@majordomo.pobox.com. Search http://altavista.digital.com for "Apistogramma Mailing List Archives"!