I wrote earlier: >>I think I read it in Linke and Staeck--At least one of the crenicichla >>species >>has been show to do sex reversal. In other words, if you buy two, one >>may turn >>a male while the other stays a female. Several marine fish, including >>clown >>fish are known to do this. I just pulled out my Linke and Staeck and found that I made a mistake. I meant to say crenicara--not crenicichla. I found the section in the book and it refers to crenicara punctulatum. ______________________________________________________ Get Your Private, Free Email at http://www.hotmail.com ------------------------------------------------------------------------- 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"!