Leuciscus bearnensis, Bearn beaked dace

Leuciscus bearnensis (Blanchard, 1866)

Bearn beaked dace
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Classification / Names Common names | Synonyms | Catalog of Fishes(genus, species) | ITIS | CoL | WoRMS | Cloffa

Teleostei (teleosts) > Cypriniformes (Carps) > Leuciscidae (Minnows) > Leuciscinae
Etymology: Leuciscus: Greek, leykiskos = white mullet (Ref. 45335).

Environment: milieu / climate zone / depth range / distribution range Ecology

Freshwater; benthopelagic. Temperate

Distribution Territories | FAO areas | Ecosystems | Occurrences | Point map | Introductions | Faunafri

Europe: Adour drainage in France.

Size / Weight / Age

Maturity: Lm ?  range ? - ? cm
Max length : 28.0 cm SL male/unsexed; (Ref. 59043)

Short description Identification keys | Morphology | Morphometrics

Diagnosed from congeners in western Europe by having the following characters: keel from nape to dorsal origin; snout projecting, pointed, tip rounded; upper jaw projecting; dorsal profile of head and body not continuously rounded, with distinct hump; snout length 32-35% HL; and lateral line with 47-52 + 2-3 scales (Ref. 59043).

Biology     Glossary (e.g. epibenthic)

Inhabits streams, sectors with current, clear, and cool water, in deep pool. Reaches up to about 28 cm SL (Ref. 59043).

Life cycle and mating behavior Maturity | Reproduction | Spawning | Eggs | Fecundity | Larvae

Main reference Upload your references | References | Coordinator | Collaborators

Kottelat, M. and J. Freyhof, 2007. Handbook of European freshwater fishes. Publications Kottelat, Cornol and Freyhof, Berlin. 646 pp. (Ref. 59043)

IUCN Red List Status (Ref. 130435: Version 2025-2)

  Near Threatened (NT) (B1b(iii)); Date assessed: 16 October 2023

CITES

Not Evaluated

CMS (Ref. 116361)

Not Evaluated

Threat to humans

  Harmless





Human uses

FAO - Publication: search | FishSource |

More information

Trophic ecology
Food items (preys)
Diet composition
Food consumption
Food rations
Predators
Ecology
Ecology
Population dynamics
Growth parameters
Max. ages / sizes
Length-weight rel.
Length-length rel.
Length-frequencies
Mass conversion
Recruitment
Abundance
Life cycle
Reproduction
Maturity
Maturity/Gills rel.
Fecundity
Spawning
Spawning aggregations
Eggs
Egg development
Larvae
Larval dynamics
Distribution
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Occurrences
Introductions
BRUVS - Videos
Anatomy
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Brain
Otolith
Physiology
Body composition
Nutrients
Oxygen consumption
Swimming type
Swimming speed
Visual pigments
Fish sound
Diseases & Parasites
Toxicity (LC50s)
Genetics
Genome
Genetics
Heterozygosity
Heritability
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Human related
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Aquaculture profiles
Strains
Ciguatera cases
Stamps, coins, misc.
Outreach
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Taxonomy
Common names
Synonyms
Morphology
Morphometrics
Pictures
References
References

Tools

E-book | Field guide | Length-frequency wizard | Life-history tool | Point map | Catch-MSY |

Special reports

Check for Aquarium maintenance | Check for Species Fact Sheets | Check for Aquaculture Fact Sheets

Download XML

Summary page | Point data | Common names | Photos

Internet sources

AFORO (otoliths) | Aquatic Commons | BHL | Cloffa | Websites from users | Check FishWatcher | CISTI | Catalog of Fishes: genus, species | DiscoverLife | ECOTOX | FAO - Publication: search | Faunafri | Fishipedia | Fishtrace | GloBI | Google Books | Google Scholar | Google | IGFA World Record | OneZoom | Open Tree of Life | Otolith Atlas of Taiwan Fishes | PubMed | Reef Life Survey | Socotra Atlas | TreeBase | Tree of Life | Wikipedia: Go, Search |