MY HUBBY CAME HOME WITH TWO OF THESE, HE PAID £45 FOR EACH FROM AN AQUARIUM SHOP WHICH TOLD HIM HE COULD PUT THEM IN A BI-ORB TANK WHICH WE HAVE DONE AND THEY SEEM FINE.
HOWEVER ON RINGING ANOTHER SHOP FOR SOMETHING HE WAS TOLD THEY SHOULDN'T BE IN THIS TANK ETC AND NEED CALCIUM DROPS ETC
I'VE TRIED LOOKING ON THE NET AND CAN'T REALLY FIND ANYTHING SPECIFIC ABOUT LOOKING AFTER THEM ETC
IF WE NEED TO CHANGE TANKS WE'D PREFER NOT TO AND WOULD BE HAPPY TO LET THEM GO FOR FREE TO A GOOD HOME WHERE THEY WILL BE LOOKED AFTER PROPERLY.
AFTER ALL THE ABOVE, ANYONE GOT ANY INFO/TIPS/IDEAS, CHEERS.