I hope a little old is OK.. I'll shoot something fresh whis week.
Macro Shot of my Salt Water Tank in January.
Shot at F8 for better depth of field than wide open.
Exposure time 3 seconds
I had to shoot it a few times because fish kept swimming through the shot.

Pentax K100D in 10sec delay mode (Mirror locks up then shoots 10 sec later)
Pentax SMC-A 40-80 manual focus lens
Manfroto Tripod w #222 Pistol grip head.