Peter, they are from commercial trade, Ruinemans is the wholesaler, they were sold as wild caught but no further specifications where provided.
the tank dimensions are 50cm x 25cm x 30 cm water level 20cm.
water has the colour of weak tea, but the camera filters that out:
automatic white balance:
white balance based on light above the tank:
lightning is strong for 3 hours every evening (55 watt PL), during the day there is only daylight, in the morning a little direct sunlight.
somehow the pH doesn’t stay as low as it should, after a water change pH is 5, a few days later is nearly 6…