We have three weeks hoiliday so it is time for the big maintance on the system

The skimmer will be cleaned so it looks like new and the mainpump so i can trust them for the coming year.
A lot off corals are going too be fragged so i can leave them in the upcoming months,a few new ones are going too the maintank.
The biggest coral in the tank,the green hyacinthus is now over 50 cm and several others are between 20 and 40 cm,fragging them will give me my current back.
Furthermore the tank get's new bulbs
4x400 watt hqi Aquamedic 13000 K
16x t 8x white , 6 x blue and 2x purple.
At the end a bigger waterchange as normal end's it,around 1500 liter so i can replace aprox one third from the water too get lost from mayby some changes in the water over the last months.
Some pic's from yesterday