Red Sea ReefWave 45 Gyre Pump misc A characteristic of humic substances

A characteristic of humic substances is their deep brown color

and vice versa for fishes hailing from soft-water

While the majority of discus available to hobbyists were wild caught as recently as 10 years ago

Classic clip-on gooseneck that is bendable and can be easily adjusted

Red Sea ReefWave 45 Gyre Pump misc A characteristic of humic substancesSilent Smart Powerful Building on the popular patented Gyre cross flow technology, ReefWave pumps are a refined pump design offering smart control features, powerful, nearly silent gyre flow, and easy maintenance that fans of gyre pumps will love. Features Cross flow technology wave pump for a gentle, evenly distributed flow Silent and energy efficient Sine Wave DC control motor 5 programmable wave patterns with unique Forward Reverse Alternating flow