Weather : Light clouds / ENE wind 2 bft / Rain 0.00 mm / 1027.2 Hpa
Divers : Patrick / Axel
Goal : Measure visibility with new meter at 6 mtrs depth
Max depth : 7.8
Duration : 33 minutes
Air temp : 2.0 celsius
Water temp: 5.6 celsius minimum
Thermocline: none
Fish : Clouds freshwater shrimps around piles under Paviljoen.
Plants : Waterweed (Elodea canadensis) range 1-11 mtr No further decay. Fresh new leafs!!!
Visibility : 8 mtrs at measurepoint 6 mtrs of depth. no measurement at 3 mtrs
Remarks : We were first divers in water. Used yellow card with baseline contrast lines and ambient light.
NEW water analysis
Conductivity: 1.047 mS/cm
PH :8.04 PH
NO2 :0 mg/L
NO3 :0 mg/L
KH :7 DH
GH :11 DH
CO2 :2.22 (calculated)