I've often had to give mine a poke in the belly (geez they take off quick, better than the cat) because I think they've shuffled off, fortunately its just because they seem to have the ability when content, to nod off at the drop of a hat
BRAND NEW NEVER OPENED NEVER USED!
"EHEIM Quick Vac Pro Automatic Gravel Cle ...
Everything is brand new, tank only lightly used
for aquascape. I purchased a larger tank for my
Offering a beautiful blue and yellow damsel.
Approx. the size of a gold dollar coin. He's
being a b ...