Results
Here you can find all the tables of results, from water analyses to lux and UV measurements. The water analyses were carried out using JBL water tests and electronic measuring instruments. The lux measurements underwater were taken with the watertight probe of a luxmeter.
Lichtmessungen
| Date |
Location |
Time
Local time |
Cloudiness |
Lux |
UV-A
mW/cm2 |
UV-B
mW/cm2 |
Photons
mmol/cm2 |
| 30 April 2009 |
Rio Negro |
07:00 |
cloudy |
5,700 |
0.2 |
0 |
defective |
| 28 April 2009 |
|
09:00 |
mostly clear |
47,000 |
1.3 |
0.04 |
700 |
| 29 April 2009 |
|
10:00 |
partly cloudy |
40,000 |
1.9 |
0.06 |
793 |
| 27 April 2009 |
|
11:30 |
mostly clear |
36,200 |
1.5 |
0.05 |
587 |
| 29 April 2009 |
|
12:00 |
cloudy |
32,600 |
2.2 |
0.09 |
707 |
| 27 April 2009 |
|
13:00 |
rain |
6,100 |
0.2 |
0 |
134 |
| 30 April 2009 |
|
15:40 |
mostly clear |
101,000 |
1 |
0.03 |
defective |
| 29 April 2009 |
|
16:00 |
cloudy |
5,200 |
0.3 |
0 |
91 |
| 27 April 2009 |
|
17:00 |
beginning rain |
7,400 |
0.2 |
0 |
143 |
| 29 April 2009 |
|
18:00 |
cloudy |
184 |
0 |
0 |
77 |
| 27 April 2009 |
Rio Negro |
11:00 |
cloudless |
90,800 |
|
|
|
| 27 April 2009 |
|
12:00 |
cloudless |
113,000 |
8.3 |
0.27 |
1800 |
Lux measurements on land
UV-A and UV-B measurements on land
Lux measurements underwater in Cayman Lake
Date
Underwater measurements |
Location |
Time
Local time |
Cloudiness |
Lux |
Photons
in mmol/cm2 |
Water depth
in cm |
| 29 April 2009 |
Cayman Lake |
07:00 |
mostly clear |
14,300 |
282 |
0 |
| | | |
9,400 |
209 |
10 |
| | | |
6.200 |
94 |
20 |
Lux measurements underwater in piranha lake
Date
Underwater measurements |
Location |
Time
Local time |
Cloudiness |
Lux |
Water depth
in cm |
| 04 May 2009 |
Piranha Lake |
14:15 |
wolkenlos |
93,900 |
0 |
| | | |
72,800 |
5 |
| | | |
64,600 |
20 |
| | | |
59,000 |
50 |
| | | |
32,500 |
100 |
| | | |
10,500 |
200 |
| | | |
2,500 |
300 |
Underwater lux measurements in freshwater
Lux measurements underwater in Rio Jauaperi
Date
Underwater measurements |
Location |
Time
Local time |
Cloudiness |
Lux |
Water depth
in cm |
| 28 April 2009 |
Rio Jauaperi |
14:00 |
cloudless |
30,000 |
0 |
| | | |
26,000 |
5 |
| | | |
20,000 |
10 |
| | | |
17,000 |
20 |
| | | |
15,000 |
30 |
| | | |
12,000 |
50 |
| | | |
7,800 |
100 |
| | | |
2,000 |
200 |
Lux measurements underwater (saltwater) off Ilha Bella
Date
Underwater measurements |
Location |
Time
Local time |
Cloudiness |
Lux |
Water depth
in cm |
| 07 May 2009 |
Ilha Bella |
16:30 |
cloudless |
42,800 |
0 |
| | | |
22,000 |
10 |
| | | |
13,200 |
50 |
| | | |
6,600 |
100 |
Lux measurements underwater (freshwater and saltwater)
Temperature and humidity
| Date |
Location |
Time |
Cloudiness |
Temperature
in °C |
Relat. humidity
in % |
| 28 April 2009 | Rio Jauaperi | 20:08 | cloudy | 28 | 81 |
| 28 April 2009 | | 21:08 | cloudy | 25 | 90 |
| 28 April 2009 | | 22:08 | cloudy | 25 | 90 |
| 28 April 2009 | | 23:08 | cloudy | 25 | 91 |
| 29 April 2009 | | 00:08 | cloudy | 25 | 91 |
| 29 April 2009 | | 01:08 | cloudy | 25 | 88 |
| 29 April 2009 | | 02:08 | rain | 25 | 92 |
| 29 April 2009 | | 03:08 | cloudy | 24 | 92 |
| 29 April 2009 | | 04:08 | cloudy | 23 | 92 |
| 29 April 2009 | | 05:08 | cloudy | 23 | 92 |
| 29 April 2009 | | 06:08 | cloudy | 23 | 92 |
| 29 April 2009 | | 07:08 | cloudy | 23 | 86 |
| 29 April 2009 | | 10:08 | cloudy | 28 | 72 |
| 30 April 2009 | Rio Negro | 12:00 | partly cloudy | 30 | 58 |
| 30 April 2009 | | 15:00 | cloudy | 28 | 62 |
| 30 April 2009 | | 16:00 | cloudy | 26 | 80 |
| 30 April 2009 | | 18:00 | cloudy | 25 | 83 |
Temperature and humidity
Water values of tested waters
| Ort | Water type | Month | Water temperature | Density | Conductivity | KH | pH | Oxygen |
|---|
| | | in °C | | in µS/cm | ° dKH | | % / mg/l |
|---|
| Rio Negro (bei Barcelos) | blackwater | April | 30.3 | | 16 | 0 | 4.5 | 72.40% |
| Rio Branco | whitewater | April | 30 | | 19 | 0 | 6.5 | 60% |
| Rio Jauaperi | clearwater | April | 26.3 | | 8 | 0 | 4.5 | |
| Cayman Lake | clearwater | April | 27.8 | | 12 | 0 | 6.01 | |
| Rio Negro (near Manaus) | blackwater | April | 28.9 | | 10 | 0 | 5.16 | 33% |
| Rio Negro-Solimoes | mixedwater | April | 28 | | | 1.5 | 5.5 | |
| Solimoes | whitewater | April | 27.9 | | 83 | 2 | 6.5 | 49% |
| Piranha Lake near Nobres | clearwater | Mai | 28.9 | | 388 | 11 | 7.31 | 41% |
| Reino Encatado near Nobres | clearwater | May | 27 | | 385 | | | |
| Rio Aquarium near Nobres | clearwater | Mai | 27 | | 356 | 10 | 7.38 | 43% |
| Atlantic near the Ilha Bella | marine water | May | 25 | 1.023 | 51.2 mS | 7 | 8 | |
| Location | iron | silicates | phosphate | nitrate | magnesium | calcium |
|---|
| mg/l | mg/l | mg/l | mg/l | mg/l | mg/l |
|---|
| Rio Negro (near Barcelos) | | | | | | |
| Rio Branco | | | | | | |
| Rio Jauaperi | | | | | | |
| Cayman Lake | | | | | | |
| Rio Negro (near Manaus) | | 6-8 | 0 | 0 | | |
| Rio Negro-Solimoes | | > 6 | 0 | 0 | | |
| Solimoes | | | | | | |
| Piranha Lake near Nobres | | | | | | |
| Reino Encatado near Nobres | < 0.05 | | | | | |
| Rio Aquarium near Nobres | | | | | | |
| Atlantic near the Ilha Bella | 0 | 0.2 | 0 | 0 | 1260 | 440 |
Water measurements at various depths in the Rio Negro
| Location | | | | Temperature | pH | Oxygen |
|---|
| Rio Negro | blackwater | 27 April 2009 | | °C | | % |
|---|
| | | Oberfläche | 29.4 | 4.63 | 42 |
| | | 4.5 m depth | 29.2 | 4.55 | 42 |
| | | 7,0 m depth | 29.3 | 4.60 | 40 |