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List of data deficient invertebrates

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16 extinct in the wild invertebrate species (0.09%)987 critically endangered invertebrate species (5.6%)1163 endangered invertebrate species (6.6%)2178 vulnerable invertebrate species (12%)1105 near threatened invertebrate species (6.3%)6919 least concern invertebrate species (39%)5278 data deficient invertebrate species (30%)
Invertebrate species (IUCN, 2020.1)
  • 17,646 extant species have been evaluated
  • 12,368 of those are fully assessed[a]
  • 8024 are not threatened at present[b]
  • 4328 to 9606 are threatened[c]
  • 410 to 616 are extinct or extinct in the wild:
    • 395 extinct (EX) species[d]
    • 15 extinct in the wild (EW)
    • 206 possibly extinct [CR(PE)]
    • 0 possibly extinct in the wild [CR(PEW)]
  1. ^ excludes data deficient evaluations.
  2. ^ NT, LR/cd, LC.
  3. ^ Threatened comprises CR, EN and VU. Upper estimate additionally includes DD.
  4. ^ Chart omits extinct (EX) species

As of July 2016, the International Union for Conservation of Nature (IUCN) lists 5278 data deficient invertebrate species.[1] 29% of all evaluated invertebrate species are listed as data deficient. The IUCN also lists 57 invertebrate subspecies as data deficient.

No subpopulations of invertebrates have been evaluated by the IUCN.

This is a complete list of data deficient invertebrate species and subspecies as evaluated by the IUCN.

Nemertea species

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Annelids

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Onychophora

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Molluscs

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Main article: List of data deficient molluscs

There are 1988 mollusc species and 40 mollusc subspecies assessed as data deficient.

Cnidaria

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There are 166 species in the phylum Cnidaria assessed as data deficient.

Hydrozoa

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Anthozoa

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There are 164 species in the class Anthozoa assessed as data deficient.

Tube-dwelling anemones

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Zoanthinaria

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Actinaria

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Alcyonacea

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Scleractinia

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There are 145 species in the order Scleractinia assessed as data deficient.

Acroporids
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Oculinids
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Poritids
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Mussids
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Pectiniids
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Siderastreids
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Other Scleractinia species
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Arthropods

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Main article: List of data deficient arthropods

There are 2875 arthropod species and 17 arthropod subspecies assessed as data deficient.

Echinoderms

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There are 244 echinoderm species assessed as data deficient.

Sea cucumbers

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See also

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References

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  1. ^ "IUCN Red List version 2016.1". The IUCN Red List of Threatened Species. International Union for Conservation of Nature and Natural Resources (IUCN). Retrieved 4 July 2016.


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