Vegetation (Floating River Vegetation) - Office of Public Works

Appendix E – Physical parameters recorded at survey sites
Lough Corrib Special Area of Conservation –Owenriff River survey square
Channel name OPW EPA stream Shade Channel substrate Water depth Water
channel order
turbidity
Owenriff River √ 4 - Gravel and stone ~ 0.1 m * Clear - peat
Main scheme
colour
Site (1) 1 √ Gravel base ~ 0.2 m * Clear - peat
colour
Site (2) √ 3 √ Stone and fine clay ~ 0.2 m * Clear - peat
colour
Site (3) 4 √ Unknown Deep * Clear - peat
colour
Site (4) 1 - Unknown < 1.0 m Clear - dark
peat colour
Loughseecon
2 Partial Large stones ~ 0.3 m Clear - peat
(Site 5)
colour
Owenriff River √ 4 - Unknown Deep * Clear - peat
(Site 6)
colour
Site (7) 1 - Large stones ~ 0.1 m * Clear - peat
colour
Site (8) 2 - Peat ~ 0.2 m Clear
Site (9) 1 - Peat > 0.1 m Clear
*River was in flood at the time of the survey and this was probably the main reason for the lack of floating river
vegetation and the brown discolouration in the water, caused by particulate peat run-off from the surrounding land.
Lough Corrib Special Area of Conservation –ClareRiver survey square
Channel name OPW EPA stream Shade Channel substrate Water depth Water
channel order
turbidity
Clare River √ 5 - Stone base ~ 1.2 m Clear –
Main scheme
peat colour
Cregg River
(Site 1)
√ 3 - Unknown Deep Clear
Cregg River
(Site 2)
√ 3 - Unknown Deep Clear
Cregg River
(Site 3)
√ 2 - Gravel base ~ 0.1 m Clear
Waterdale River √ 2 - Peat base ~ 0.1 m Clear -
(Site 4)
peat colour
Clare River
(Site 5)
√ 1 - Clay base ~ 0.2 m Clear
Floating River Vegetation recorded at this site
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