List name
Red List GB post 2001 - Extinct - based on IUCN guidelines
Owner
k.oliver@nbn.org.uk
List type
Conservation list
Description
Reporting category: Red listing based on 2001 IUCN guidelines Designation: Extinct Designation description: A taxon is Extinct in Great Britain when there is no reasonable doubt that the last individual in Great Britain has died. A taxon is presumed extinct when exhaustive surveys in known and/or expected habitat, at appropriate times (diurnal, seasonal, annual), throughout its historical range have failed to record an individual. Surveys should be over a time scale appropriate to the taxon's life cycle and life form.
Date submitted
2019-10-18
Date updated
2021-02-28
Is private
No
Included in species pages
No
Authoritative
Yes
Invasive
No
Threatened
No
Part of the sensitive data service
No
Region
Not provided
Metadata link
https://registry.nbnatlas.org/public/show/dr2110

2 Number of Taxa

2 Distinct Species

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thumbnail species image
Nitella capillaris
Nitella capillaris (Krocker) J.Groves et Bullock-Webster
Slimy-fruited Stonewort
 
thumbnail species image
Nitella hyalina
Nitella hyalina (DC.) C.Agardh
Many-branched Stonewort
 
Action Supplied Name Scientific Name (matched) Image Author (matched) Common Name (matched)
Nitella capillaris Nitella capillaris (Krocker) J.Groves et Bullock-Webster Slimy-fruited Stonewort
Nitella hyalina Nitella hyalina (DC.) C.Agardh Many-branched Stonewort
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