yes the tang is a baby.. very small like about 1 1/2 or 2 inches. and i do regular water changes, the only fish i've lost is a bi color blenny that liked to jump well he jumped one day i wasnt home and i couldnt save him.
so big load, yes.. TONS of liverock, yes.. regular water changes yes... over loaded bio.. no. i had 4 fish in my 10g at one time.