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. 2012 Jun 15;7(6):e38757. doi: 10.1371/journal.pone.0038757

Table 1. Physical and chemical characteristics of sampled lakes.

Taxon data set Toxin data set
Location Brandenburg, Germany Berlin and Brandenburg, Germany
Number of lake–summers 182 CYN 56; ATX 38; MC 29; PSP 25
Number of unique lakes 102 CYN 30; ATX 14; MC & PSP 13
Summers per lake 1 from 87 lakes; 2–5 from6 lakes; 6–9 from 6 lakes;10–12 from 3 lakes
Median and range of meandepth 4.85 m (0.98–23.5)
Median and range of TN 907 µg l−1 (215–2500) 996 µg l−1 (282–2855)
Median and range of TP 42.3 µg l−1 (5.0–354) 42.6 µg l−1 (5.8–131)
OECD (1982) TP basedtrophic classes. Oligo- 4; Meso- 68; Eutro- 87;Hypertrophic- 23 lake summers
Median and range of the TN:TP ratio 21.8 (2.8–96) 22.1 (11.5–92)
Median and range of Chlorophyll-a 28.7 µg l−1 (1–193)
OECD (1982) chlorophyll–abased trophic classes. Oligo- 8; Meso- 19; Eutro- 52;Hypertrophic 99 lake summers