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The Marine System Analysis Group is a research group at the Department of Earth Sciences at the University of Gothenburg, Sweden.

Byfjord oxygen and nutrient status
Sampled on 18 January 2012
Nutrient Tonnes Change*
Oxygen (O2) 214.6 +89.6
Hydrogen sulfide (H2S) 0.0 -3.0
Phosphate (PO43-) 3.2 -1.7
Nitrite (NO2-) 0.33 +0.13
Nitrate (NO3-) 7.8 +1.2
Ammonium (NH4+) 2.2 -1.1
Silicate (SiO32-) 36.5 -6.1
Temperature (°C) 8.65 -1.99**
Salinity 27.16 +0.27**
*Compared to 9 January 2012
**Based on change from 19 December 2011 to 18 January 2012.

The values above are calculated by integrating over the depth interval 20-40 metres. Note that the numbers are associated with some uncertainty and must be regarded as indicative and not absolute. Read more.

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