CreatureData

Pinfish

Culaea inconstans (Kirtland, 1840)

Status not recordedbony fish

The pinfish (Culaea inconstans) is a species in the family Gasterosteidae, order Perciformes.

No freely licensed photo yet

Quick facts about the pinfish

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 pinfish live?

Not recorded

Where has it been introduced?

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

  1. Germany

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 pinfish 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 pinfish classified?

  1. kingdomAnimalia
  2. phylumChordata
  3. classTeleostei
  4. orderPerciformes
  5. familyGasterosteidae
  6. genusCulaea
  7. SpeciesCulaea inconstans (Kirtland, 1840)

Synonyms Eucalia inconstans, Eucalia inconstans pygmaea, Eucalia pygmaea, Gasterosteus gymnetes, Gasterosteus inconstans, Gasterosteus pygmaeus

Other names and names in other languages (27)
  • Brook sticklebackEnglish
  • Common freshwater sticklebackEnglish
  • Common sticklebackEnglish
  • Five-spined sticklebackEnglish
  • Many-spined sticklebackEnglish
  • Six-spined sticklebackEnglish
  • Spiny minnowEnglish
  • Variable sticklebackEnglish
  • koljuška říčníCzech
  • BækhundestejleDanish
  • BachstichlingGerman
  • Perca de cinco espinasSpanish
  • OjaogalikEstonian
  • viisipiikkiFinnish
  • épinoche à cinq épinesFrench
  • 북미계곡가시고기Korean
  • bekkestingsildNorwegian Bokmål
  • Esganagata-americanaPortuguese
  • Ручьевая колюшкаRussian
  • BäckspiggSwedish
  • 溪刺魚Chinese
  • Fünfstacheliger StichlingGerman
  • Fünfstachliger StichlingGerman
  • Nordamerikanischer BachstichlingGerman
  • 溪刺鱼Chinese
  • 溪巢刺魚Chinese
  • 溪巢刺鱼Chinese

Catalogue of Life

Relatives of the pinfish

Other species in the same family Gasterosteidae.

Spanny

Pungitius pungitius

GasterosteidaeNo free photo yet

Spawn

Apeltes quadracus

GasterosteidaeNo free photo yet

ComparePinfish vs Three-spined sticklebackPinfish vs SpannyPinfish vs Sea sticklebackPinfish vs Aral stickleback

Common questions

Answered only where our data holds the answer.

Is the pinfish an invasive species?

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

What kind of animal is the pinfish?

The pinfish (Culaea inconstans) belongs to the family Gasterosteidae in the order Perciformes.

Sources and how to cite this page

Data as of 2026-11-14. How this page is put together.

Embed a card for this animal on your own site

Copy this code. The card shows the photo with its credit, key facts and a link back to this page.

Preview the card

APA

CreatureData. (2026). Pinfish (Culaea inconstans). Retrieved from https://creaturedata.com/animals/pinfish

MLA

“Pinfish (Culaea inconstans).” CreatureData, 2026, https://creaturedata.com/animals/pinfish.

BibTeX
@misc{pinfish_2026,
  title = {Pinfish (Culaea inconstans)},
  author = {{CreatureData}},
  year = {2026},
  url = {https://creaturedata.com/animals/pinfish},
  note = {Data as of 2026-11-14}
}