it is quite satisfying to tweak things and bring them back to life
I am going to try a rehab at this point, if for nothing else than to help me understand and rectify the mistakes I have previously made before starting anew...
Disable one of the bulbs and raise the fixture up maybe 6-8" or disable the bulb and lay window screen between tank and bulb. Go ahead and scrape and remove algae from the glass and hardscape though.
I've put some window screen under the fixture (already was running only one lamp) to decrease the lighting. This weekend I will do a good cleaning of all the glass...
Should I continue to run the CO2 reactor and dose ferts, or should I give those a rest for a while?