it does pay to check ur tank

i do check my tank a lot being a sort of newbe to reef tanks i wana make sure all is ok so shock horror tonight i found a metal object at the back of my tank on the live rock dont know how it got there good job i do weekly water changes might all so explain why i have had some hermits die on me to so keep checking girls and guys these thing do happen like i said only gods knows how but they do