Ok I have done a ton of research and it is time to start my project.
The controller will be based on the NetDuino Go board and the project will start off very basic with a temperature sensor for display tank and sump temperature sensor.
Temperature sensor will be: https://www.sparkfun.../products/11050
Ph sensor from Atlas-Scientific: http://www.atlas-sci...its/ph-kit.html
Light Controller for LED lighting system.