Important Plant Areas for algae - Natural History Museum

UK IPA for Desmids
17. Pant y Llyn (near Builth Wells), Powys
Grid ref:
SO048468
Status:
Unknown
Ownership:
Unknown
Qualifying criteria:
B1, B2 ; C
No. of species recorded:
50
No. of potential UK Red List desmids 3
Records contact:
David Williamson
Site description
The lake has been artificially deepened by two dams and drains water running off the blanket bog on Pant
y Llyn Hill. The blanket bog and Llyn should be considered as a unit.
Potential UK Red Data List desmids
Cosmarium pygmaeum, C. paragranatoides, Euastrum gayanum.
UK IPA for Desmids
18. Loch Bad an Og, Highlands (Sutherland)
Grid ref:
NC116312
Status:
Unknown
Ownership:
Unknown
Qualifying criteria:
A; B1, B2; C
No. of species recorded: 50
No. of potential UK Red List desmids 5
Records contact:
David Williamson
Site description
David Williamson has sampled this small loch in September 1994 and June 1995.
Potential UK Red Data List desmids
Cosmarium cyclicum, C. variolatum, C. venustum, Staurastrum striolatum, Staurodesmus corniculatus.
Potential IPAs (areas/sites19-45) pending further investigation - ‘data deficient’ (often no modern data)
Potential Desmid IPAs (19-21)
19. Cwm Bochlwyd, Snowdonia
Grid ref:
Status:
Ownership:
Qualifying criteria:
No. of species recorded:
SH657597
Snowdonia National Park
Unknown
B2; D
150 spp.
Site description
The last comprehensive study was in 1956 and focused on the desmids. No complete list of desmids
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