Common Standards Monitoring Guidance for Ditches - JNCC
Common Standards Monitoring Guidance for Ditches - JNCC
Common Standards Monitoring Guidance for Ditches - JNCC
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Aquatic<br />
vegetation<br />
composition:<br />
native species<br />
richness<br />
(List species present.<br />
Record DAFOR values)<br />
Issue date: March 2005<br />
Fresh water:<br />
mean<br />
number of<br />
species (see<br />
checklist)<br />
at least 7<br />
Brackish<br />
water:<br />
mean<br />
number of<br />
species (see<br />
checklist) at<br />
least 5<br />
Salinity<br />
gradient<br />
(if a feature of<br />
the site)<br />
Other records<br />
and observations<br />
Number of species:<br />
- freshwater ditches<br />
- brackish ditches<br />
(Record total in 20 m)<br />
Plant assemblage:<br />
- freshwater<br />
- brackish<br />
(Tick type)<br />
Photograph (Tick)<br />
Voucher specimens<br />
Other in<strong>for</strong>mation<br />
Both vegetation<br />
types<br />
present<br />
32
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