I’m annoyed when I see people boasting about their “ULNS” reef aquarium. Typically the “ULNS” crowd seem to think that their aquariums are at the very edge of complete dissolved inorganic nutrient elimination and that the corals they keep can barely cope with the underwater desert they’ve managed to create. All kinds of pseudoscientific... »

Phosphates are finally getting close to “zero”, currently 0.07 ppm PO4 Nitrates are dropping again, currently 0.5 ppm NO3 I think the corals are starting to grow again! I sold Achilles tang and Niger trigger to local hobbyists but added 8 Anthias, 5 P. squamipinnis and 3 P. dispar The new skimmer, ATB Medium, is... »

Last week I received an animal shipment from Mrutzek Meeresaquaristik. Once again, Mrutzek Meeresaquaristik provided excellent service, something that is unfortunately not common in EU online shops. All animals were in good condition although the Colopometra sp. crinoid was understandably damaged during the shipment. I’m happy to report that it is already recovering fast, I can... »