Venezuela Expedition 2016

JBL Expedition 2016 Venezuela

JBL Expedition 2016 Venezuela

measured values freshwater

country Venezuela Venezuela Venezuela Venezuela Venezuela Venezuela Venezuela Venezuela Venezuela Venezuela Venezuela
region Orinoco Orinoco Orinoco Orinoco Orinoco Orinoco Orinoco Orinoco Orinoco Canaima Canaima
location / biotope type Hauna (Water Lily Camp) river bank Eco Camp river bank narrow river river bank river bank cattle trough lagoon Isla Orchidea
longitude N 9°37'33'' N 09°37'33.6'' N 9°32'40,4'' N 9°31'23,3'' N 9°57'47,1'' N 9°59'28,8'' N 6°15'8'' N 6°03'45,3''
latitude W 62°15'20'' W 62°15'21,6'' W 62°39'18,5'' W 62°39'10,7'' W 62°62'95,6'' W 62°63'16,6'' W 62°50'48'' W 62°38'35,1''
date 08/04/16 09/04/16 09/04/16 07/04/16 08/04/16 08/04/16 08/04/16 10/04/16 11/04/16 12/04/16
time 13:57 13:00 08:40 11:35 10:45 11:45 10:30 16:00 15:00 10:30
cloudiness heavily overcast heavily overcast heavily overcast partially cloudy partially cloudy cloudless heavily overcast heavily overcast
lux – above surface: 16,400 26,500 26,500 56,000 58,000
lux directly below surface 19,200 39,400
lux in 10 cm depth 14,000 59,800
lux in 20 cm depth 8,500 19,400
lux in 30 cm depth 2,800 7,600
lux in 40 cm depth 1,111
visible depth in cm (white lid) 20 cm 15 cm
conductance 67 µS/cm 97 µS/cm 71 µS/cm 75 µS/cm 77 µS/cm 386 µS/cm 9 µS/cm 9 µS/cm
GH 28 °dGH 21 °dGH 1 °dGH < 1 °dGH 2 ° dGH 2 ° dGH 0.25 ° dGH 0.25 ° dGH 0 ° dGH 0 ° dGH
KH 0 ° dKH 2 ° dKH 1 ° dKH < 1 ° dKH 2 ° dKH 2 ° dKH 2 ° dKH 2 ° dKH 0 ° dKH 0 ° dKH
pH 4.5 6 6 6.2 6 6 5 5.5
potassium 13 mg/l 16 mg/l 0-2 mg/l < 2.0 mg/l 3,0 mg/l 0.0 mg/l
magnesium > 10 mg/l 2 mg/l 0.5 mg/l 1.5 mg/l 2.0 mg/l 0 mg/l
iron 0.3 mg/l 1.0 mg/l 1.0 mg/l > 1.5 mg/l < 0.15 mg/l 0.8 mg/l 0.1 mg/l 0.1 mg/l
oxygen 8 mg/l 10 mg/l 10 mg/l 6 mg/l 8-10 mg/l 10 mg/l 8 mg/l > 10 mg/l
CO2-Direct 6 mg/l 7 mg/l 10 mg/l 11 mg/l 6 mg/l 3 mg/l
silicates < 0.1 mg/l 4 mg/l 6 mg/l > 6.0 mg/l > 6.0 mg/l 6.0 mg/l 6.0 mg/l > 6.0 mg/l
water temperature 27.8 °C 28 °C 28.5 °C 29 °C 28.4 °C in 60 cm 27 °C 28.3 °C 28.4 °C 28.6 °C 33 °C 28 °C 27.7 °C
current 0.25 m/s 0.1 m/s
measuring group team 6 team 6 team 5 team 4 team 4 team 3 team 2 team 1 team 4 team 1

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