Not fish, but just got myself a macro lens...

[Snowsurfer]

Both these shots were hand held and i only got the lens today so am please with my first attempts only took about 15 shots with it at the moment

My girlfriends cat

Garden spider

 

[astrogazer]

You'll find a quality macro lens one of the sharpest in your bag, I use my 105 as a general purpose tele.

 

[thor32766]

nice pics