Lighting In Reef Tanks: Some Actual Data
All data was collected using an Apogee Instruments Quantum Meter, Model No. QMSW- SS. The intensities are compared to computed values of intensity at depth usin... Read more.
Short Take: Needle Valve Vs. Flow Meter: I’m Going With The Flow
A couple of years back, lured by the prospect of not needing to mix up kalkwasser on a nightly basis, I purchased a used calcium reactor from someone getting ou... Read more.