I bought 3 of these video camera's to put around the house and never got around to it. I opened one and have 2 in shrinkwrap. These camera's connect to a standard ethernet port and have a built in webserver so pretty much plug and play.



These would be great for viewing your tank over the internet.

Below is there description:
The Internet Camera Server transmits real-time high quality video over the Internet. View your camera from any Internet connection. Complimentary camera management software provides advanced monitoring of up to 16 cameras to protect what you value most. This stylish and compact Internet camera provides crystal clear MJPEG video streams. Mount the camera on most surfaces with an included mounting kit. Intuitive software features motion detection recording, email alerts and scheduled recordings. The camera's brilliant image quality, intuitive setup and complimentary software make it ideal for your home of office.


http://accessories.us.dell.com/sna/p...530&lid=627063

Asking $50 for each camera.

Thanks