List of Chromista by conservation status
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As of September 2021, the International Union for Conservation of Nature (IUCN) has evaluated the conservation status of 15 species within Chromista.[1] The IUCN has not evaluated any protist species other than those in Chromista. No Chromista subspecies or subpopulations have been evaluated. No evaluated Chromista species are confirmed to be extinct, but four are tagged as possibly extinct.
As of 2005 the New Zealand Threat Classification System has evaluated 38 species of macroalgae as Threatened and 23 as Data Deficient.[2] Some of these species are only of concern nationally.[2]
IUCN evaluations[]
Critically Endangered (possibly extinct)[]
- - Galapagos stringweed
- Desmarestia tropica - tropical acidweed
Endangered[]
- - string sargassum
Vulnerable[]
- - Galapagos kelp
Data Deficient[]
All are brown algae (Phaeophyceae):
- Of the Dictyotaceae,
- Of the Chordariaceae,
- Of the Sargassaceae,
- Of the Sporochnaceae,
NZTCS evaluations[]
- Extinct: 0 species (0.0%)
- Nationally Critical: 1 species (1.7%)
- Range Restricted: 37 species (61.7%)
- Not Threatened: 0 species (0.0%)
- Data Deficient: 22 species (36.7%)
Nationally Critical[]
- - One Location
Range Restricted[]
- Caulerpa racemosa - Secure Overseas
- - Secure Overseas, One Location
- Caulerpa webbiana - Secure Overseas, One Location
- - One Location
- - Data Poor, Secure Overseas
- - Data Poor, One Location
- Codium geppiorum - Secure Overseas, One Location
- - One Location
- - Secure Overseas, One Location
- Durvillaea sp. Antipodes WELT A17080 - One Location
- Durvillaea chathamensis - One Location
- - One Location
- - One Location
- - One Location
- Ganonema farinosa - One Location
- - Threatened Overseas
- - One Location
- sp. Bounty Is. - One Location
- -
- - One Location
- sp. Three Kings - One Location
- - Data Poor, One Location
- - One Location
- - One Location
- -
- - One Location
- - One Location
- sp. - One Location
- - Threatened Overseas
- - One Location
- - One Location
- Sargassum johnsonii - One Location
- - Secure Overseas, One Location
- - Secure Overseas, One Location
Data Deficient[]
- - One Location
- - One Location
- Bangia spp.
- sp.
- Codium perriniae
- - Threatened? Overseas
- spp.
- Erythrotrichia bangioides - One Location
- Erythrotrichia hunterae - One Location
- - Secure Overseas
- Porphyra spp.
- - Secure Overseas
- - One Location
- - One Location
See also[]
References[]
- ^ "IUCN Red List version 2021-2". The IUCN Red List of Threatened Species. International Union for Conservation of Nature and Natural Resources (IUCN). ISSN 2307-8235. Archived from the original on 8 September 2019. Retrieved 8 September 2019.
- ^ a b Hitchmough, Rod; Bull, Leigh; Cromarty, Pam (January 2007). New Zealand Threat Classification System lists 2005 (PDF). Wellington, NZ: Science & Technical Publishing Department of Conservation. ISBN 978-0478141283. Archived (PDF) from the original on 31 January 2018. Retrieved 2 February 2018.
Categories:
- Lists of biota by conservation status
- Biota by conservation status
- Eukaryotes