Table 1 Results of significant differences (Mann–Whitney U test) between oyster densities on mussel beds in the List tidal basin, based on the comparison of spring data with autumn data from the year before
From: High mortality of Pacific oysters in a cold winter in the North-Frisian Wadden Sea
LT01 | LT02 | LT07 | LT13 | |
|---|---|---|---|---|
Autumn 2003–spring 2004 | 0.04 | No data | 0.50 | 0.71 |
Autumn 2004–spring 2005 | 0.90 | 0.72 | 0.03 | 0.76 |
Autumn 2005–spring 2006 | 0.95 | 0.12 | 0.53 | 0.91 |
Autumn 2006–spring 2007 | 0.40 | 0.04 | 0.02 | 0.71 |
Autumn 2007–spring 2008 | 0.02 | 0.14 | No data | 0.30 |
Autumn 2008–spring 2009 | 0.58 | No data | 0.06 | 0.23 |
Autumn 2009–spring 2010 | 0.00005 | 0.0006 | 0.0001 | 0.0001 |