I guess black kuhli loaches. Rumors say theres some disease thats been going on for the species...maybe thats why they kept dying for me.
ouch on the isletas that sucks!
I didnt buy it but my wife came home with a 4" Redtail Catfish last night. We have a 37g tank.... Im looking at building a 500g plywood tank to house him and some other fish id like to get. once he out grows that we have some fairly large ponds on some family property ill release him into