I'd still do something to secure the top. It couldn't hurt and IMO it's better to be safe than sorry.h20drg said:what if its only a 5 incer?
if you're asking about the size when it starts jumping, the answer is any size. smaller ones are actually more skillfull at jumping out esp if your tank is not properly covered or have a small opening.h20drg said:since the main cause of aro's death is jumping. at what size should i be concern about my aro jumping out of its tank? at what size should i consider adding weights to the lids?