Seachem Purigen Filter MediaPurigen is a premium synthetic adsorbent that is unlike any other filtration product. It is not a mixture of ion exchangers or adsorbents, but a unique macro porous synthetic polymer that removes soluble and insoluble impurities from water at a rate and capacity that exceeds all others by over 500%. Purigen controls ammonia, nitrites and nitrates by removing nitrogenous organic waste that would otherwise release these harmful compounds. Purigens

good oxygenation and plenty of live rock

Ctenochaetus tominiensis

examining both their effectiveness and their overall safety for the corals

subtidal reef flats and seaward reefs

Naturally found on coastal reefs and coral habitats

Reef Primer is a premium dip for your corals and frags

Tube height between upper/lower perforated plates - 340mm

making them a perfect choice for both novice and experienced aquarists

Hard-shelled foods such as marine snails

it is prized for its unusual behaviour and burrowing habits

fine sand bed is essential

Chaetodon lunula has a yellow-orange colour with an easily recognised colour pattern on the head with angular black and white bands