Lately I won the 2e price with this tank at the districts examination 2009, in the district "South-Limburg" (Holland). The water which is streaming out of the faucet at my home has the following values: pH=3,0     kH=2.0     gH=2,0 I bring this water to the right lime content with Sodium-bicarbonate. After that the water in my tank has the following values: pH=7,6     kH=10,0     gH=8,0     No2=0     No3=15     Cl=0     Temp=25 Information about this aquarium:   LxWxH: 200x55x60 gross 660 litres                                                       On the bottom is 70 kg of washed sand from the river "Maas".                                                       160 kg black-grey glacier-rocks Vegetation:                                    Vallisneria spiralis |
Pumps + filters:         1x Eheim 700 litres per hour                                   1x AquaPro 1200 litres per hour                                   2x Streaming-pumps 600 litres per hour (watersurface) Heater:                      3ooW The lighting is from:   1x Aquastar 58 W        (10:00-20:00)                                   1x Aquastar 58 W        (11:00-22:00)                                   1x Marineblue 58 W     (20:00-22:30)                                   1x Gro-lux 58 W          ( when necessary) The back and sidewalls are selfmade of polystyreneplates, finished with cement which was mixed to the right colour. The following cichlids are living in this aquarium: |
Protomelas kirkii      1 male + 1 female |
Copadichromis azureus       1 male + 1 female       /       Labidochromis caeruleus      2 males + 3 females |
Copadichromis borleyi "Kadango"      1 male + 2 females |
Aulonocara stuartgranti "Usisya"      1 male + 1 female There are also swimming 2 Synodontis nyassae in my tank. The maintenance I do:  refreshing water/cleaning the bottom, once a week about 35% of the volume.                                      cleaning streaming-pumps once a month                                      cleaning filters once in 5 months |