Glossary: filter medium
Material in a mechanical or biological filter trapping suspended particles or providing a suitable surface for colonisation by beneficial organisms.
Material in a mechanical or biological filter trapping suspended particles or providing a suitable surface for colonisation by beneficial organisms.
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Major Changes in New World Cichlid Taxonomy
Reclassification of Genera: Several genera have been reclassified or merged. For example, the genus Cichlasoma has been split into multiple genera, an...
6th Nov 2024