- Location
- Mohegan lake
for some strange reason my star polyps only opens in sump..i have a 75 gal with two overflows that leads to sump.My return pump is a lil bit small at 500 gal per hour..i have reef capable led lighting and two circulation pumps in DT.. my readings are currently ...kh 7-125.4 cal 360 po 0 ph 8.4 nit,trate, am all 0....any suggestions??? i only have a purple mushroom and a few fishes and the mushroom also doesnt open up as it should....