Need ID please

[RSREEFING]

Found this one on one of the suction cups that hold the heater probe.
Unsure if you guys can see the glass but its the only glass wall that has the spots on it.

 

[RedFrog211]

Does it have a foot? My guess would be some sort of mollusk, similar to a chiton (minus the plates)

 

[RedFrog211]

Check out Limpets! I’m pretty sure that’s your friend there.

 

[JGT]

Found this one on one of the suction cups that hold the heater probe.
Unsure if you guys can see the glass but its the only glass wall that has the spots on it.

Keyhole limpet.

 

[Mikedawg]

Nice find