CreatureData

Blackworm

Lumbriculus variegatus (Müller, 1774)

Status not recordedworms

The blackworm (Lumbriculus variegatus) is a species in the family Lumbriculidae, order Lumbriculida.

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Quick facts about the blackworm

Weight
Not recorded
Length
Not recorded
Lifespan
Not recorded
Main food
Not recorded
Habitat
Not recorded
Young per litter or clutch
Not recorded
Conservation status
Not recorded
Countries on record
Not recorded

Where does the blackworm live?

Not recorded

Where has it been introduced?

The Global Register of Introduced and Invasive Species lists the blackworm as introduced in 1 country.

  1. Australia

Introduced means brought by people and now present; invasive means the country's checklist records an impact. A species can be native to one part of a country and introduced in another. Source: Global Register of Introduced and Invasive Species (CC BY 4.0).

Is the blackworm endangered?

No conservation assessment is recorded for this species in our sources. That is not the same as being safe: it has not been matched to an assessment.

How is the blackworm classified?

  1. kingdomAnimalia
  2. phylumAnnelida
  3. classClitellata
  4. orderLumbriculida
  5. familyLumbriculidae
  6. genusLumbriculus
  7. SpeciesLumbriculus variegatus (Müller, 1774)

Synonyms Lumbriculus kareliensis, Lumbriculus limosus, Lumbriculus variegatus typica, Lumbricus variegatus, Lumbricus variegatus variegatus, Nais variegata, Saenuris variegata

Other names and names in other languages (13)
  • Aquatic oligochaete wormEnglish
  • California blackwormEnglish
  • žížalice pestráCzech
  • GlanzwurmGerman
  • rabeliimukasEstonian
  • Ver fragileFrench
  • 실지렁이붙이Korean
  • BrokkelwormDutch
  • DżdżowniczkaPolish
  • ЛюмбрикулюсRussian
  • dážďovička pestráSlovak
  • 夹杂带丝蚓Chinese
  • Broze slibwormDutch

Catalogue of Life

Relatives of the blackworm

Other species in the same genus Lumbriculus.

CompareBlackworm vs Aquatic oligochaete wormBlackworm vs Aquatic oligochaete wormBlackworm vs Aquatic oligochaete wormBlackworm vs Lumbriculus alexandrovi

Common questions

Answered only where our data holds the answer.

Is the blackworm an invasive species?

The Global Register of Introduced and Invasive Species lists the blackworm as introduced in 1 country: Australia, but does not flag it as invasive in any of them.

What kind of animal is the blackworm?

The blackworm (Lumbriculus variegatus) belongs to the family Lumbriculidae in the order Lumbriculida.

Sources and how to cite this page

Data as of 2026-11-13. How this page is put together.

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APA

CreatureData. (2026). Blackworm (Lumbriculus variegatus). Retrieved from https://creaturedata.com/animals/blackworm

MLA

“Blackworm (Lumbriculus variegatus).” CreatureData, 2026, https://creaturedata.com/animals/blackworm.

BibTeX
@misc{blackworm_2026,
  title = {Blackworm (Lumbriculus variegatus)},
  author = {{CreatureData}},
  year = {2026},
  url = {https://creaturedata.com/animals/blackworm},
  note = {Data as of 2026-11-13}
}