List of Chromista by conservation status
- Extinct in the wild (EW): 0 species
- Critically endangered (CR): 4 species
- Endangered (EN): 1 species
- Vulnerable (VU): 1 species
- Near threatened (NT): 0 species
- Least concern (LC): 0 species
- Data deficient (DD): 9 species
Species in Chromista (IUCN, 2021-2)
- 15 extant species have been evaluated
- 6 of those are fully assessed[a]
- 0 are not threatened at present[b]
- 6 to 15 are threatened[c]
- 0 to 4 are extinct or extinct in the wild:
- 0 extinct (EX) species
- 0 extinct in the wild (EW)
- 4 possibly extinct [CR(PE)]
- 0 possibly extinct in the wild [CR(PEW)]
- ^ excludes data deficient evaluations.
- ^ NT and LC.
- ^ Threatened comprises CR, EN and VU. Upper estimate additionally includes DD.
As of September 2021[update], 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[update] the
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)
- Bifurcaria galapagensis - Galapagos stringweed
- Desmarestia tropica - tropical acidweed
- Dictyota galapagensis
- Spatoglossum schmittii
Endangered
- Sargassum setifolium - string sargassum
Vulnerable
- Eisenia galapagensis - 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%)
Species of Algae (NZTCS, 2005)
- 61 extant species have been assessed
- 0 are Introduced and Naturalised
- 61 are Native (not Introduced and Naturalised)
- 22 are Not Evaluated or Data Deficient
- 38 are Evaluated
- 0 of those Evaluated are Not Threatened
- 37 of those Evaluated are At Risk
- 37 of those At Risk are Range Restricted
- 1 of those Evaluated are Threatened
- 1 of those Threatened are Nationally Critical
- 0 of those Evaluated are Extinct
Nationally Critical
- Dione arcuata - One Location
Range Restricted
- Caulerpa racemosa - Secure Overseas
- Caulerpa sertulariodes - Secure Overseas, One Location
- Caulerpa webbiana - Secure Overseas, One Location
- Chlidophyllon kaspar - One Location
- Chordariopsis capensis - Data Poor, Secure Overseas
- Chrysymenia? polydactyla - Data Poor, One Location
- Codium geppiorum - Secure Overseas, One Location
- Curdiea balthazar - One Location
- Dichotomaria marginata - Secure Overseas, One Location
- Durvillaea sp. Antipodes WELT A17080 - One Location
- Durvillaea chathamensis - One Location
- Galaxaura cohaerens - One Location
- Galaxaura filamentosa - One Location
- Galaxaura rugosa - One Location
- Ganonema farinosa- One Location
- Gelidium allanii - Threatened Overseas
- “Gelidium” ceramoides
- Gelidium longipes - One Location
- Gigartina sp. Bounty Is. - One Location
- Gigartina dilatata -
- Gigartina grandifida - One Location
- Gigartina sp. Three Kings - One Location
- Landsburgia ilicifolia - Data Poor, One Location
- Landsburgia myricifolia - One Location
- Lessonia adamsiae - One Location
- Lessonia brevifolia -
- Lessonia tholiformis - One Location
- Marginariella parsonsii
- Palmophyllum umbracola
- Perisporochnus regalis - One Location
- Predaea sp. - One Location
- Psilosiphon scoparium - Threatened Overseas
- Pterocladia lindaueri - One Location
- Pyrophyllon cameronii - One Location
- Sargassum johnsonii - One Location
- Sonderopelta coriacea - Secure Overseas, One Location
- Tricleocarpa cylindrica - Secure Overseas, One Location
Data Deficient
- Acrochaete endostraca
- Acrochaetium leptonemioides - One Location
- Acrochaetium neozeelandicum - One Location
- Bangia spp.
- Caulerpa fastigiata
- Cephalocystis furcellata
- Champiocolax sp.
- Codium perriniae
- Codium platyclados - Threatened? Overseas
- Cutleria mollis
- Entocladia spp.
- Epicladia testarum
- Erythrotrichia bangioides- One Location
- Erythrotrichia hunterae- One Location
- Giraudyopsis stellifera - Secure Overseas
- Nemacystus novae-zelandiae
- Ochlochaete hystrix
- Ovillaria catenata
- Porphyra spp.
- Porphyridium purpuream - Secure Overseas
- Pseudobryopsis planktonica - One Location
- Sebdenia lindaueri - One Location
- Syncoryne reinkei
See also
References
- from the original on 8 September 2019. Retrieved 8 September 2019.
- ^ ISBN 978-0478141283. Archived(PDF) from the original on 31 January 2018. Retrieved 2 February 2018.