how many types of filtering in the freshwater aquarium world with PICS

[longbrro]

hey guys.
how many types of filtering in the freshwater aquarium world and wht is the deference between each type ???

can you put the type and some photo of it so any one can learn about it ??.

 

[meegosh]

Here is a site that explains the differences and has some photos. Only ones that do not apply to freshwater are the protein skimmer and refugium. I just Googled: freshwater aquarium filters.

Aquarium Filter and Fish Tank Filtration

 

[mfdrookie516]

here is something one of the members wrote for school... it covers a big part of filters and explains what they do and how they work
http://www.aquariumadvice.com/forums/f60/my-article-explaining-filtration-119812.html