No. | Sampling site | GPS | Average length ± SD (mm) | Average height ± SD (mm) | Average width ± SD (mm) | Average mass ± SD (g) |
---|---|---|---|---|---|---|
1 | Oder/Warta |
52°35’50.37”N |
85.4 ± 22 | 57 ± 12 | 35.2 ± 13 | 91.6 ± 64 |
2 | Oder, 618 km |
52°36’44.06”N |
73.3 ± 10 | 49.6 ± 7 | 30.9 ± 8 | 54.6 ± 27 |
3 | Oxbow lake of Oder |
52°37’36.07”N |
100 ± NA | 66 ± NA | 36 ± NA | 115 ± NA |
4 | Oder, 624 km |
52°38’08.93”N |
95.8 ± 20 | 59.3 ± 8 | 37 ± 10 | 107 ± 60 |