Community structure, environmental conditions and anthropogenic pressure on the habitat of the European endemic aquatic plant Luronium natans (L.) Raf.

Table 3 Differences in abundance of L. natans in the depth zones

Depth [m]	N	Coverage [%]					p for HSD Tukey test for unequal N
Depth [m]	N	Mean	SD	Min	Max	Median	Depth [m]	1.5	2.5	3.5
0.5	420	30.4	26.4	1	100	20	0.5	< 0.0001	0.98	0.93
1.5	257	44.8	35.3	1	100	30	1.5		0.037	0.70
2.5	44	27.8	24.9	2	85	20	2.5			0.96
3.5	2	12.5	10.6	5	20	12.5	3.5
Total	723	35.3	30.6	1	100	25

ISSN: 1471-2229