I'm also a photographer with a lot of images to manage. I use XnView in Windows and Linux, and it supposedly runs on the Mac as well. It's evolving, and I'm sure it will continue to improve, but I have no problems with it now.
FYI:
http://en.wikipedia.org/wiki/XnView
Jeff
-----Original Message-----
From: Russell Urquhart
To: xywrite@xxxxxxxx
Sent: Sun, Sep 27, 2009 10:43 pm
Subject: Re: mac filing system
Andy,
There are other programs than iPhoto (i assume that is the one you are talking
about for managing your photos.) ...