Aspidophoroides olrikii, Arctic alligatorfish

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Aspidophoroides olrikii Lütken, 1877

Arctic alligatorfish
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Native range | All suitable habitat | Point map | Year 2050
This map was computer-generated and has not yet been reviewed.
Aspidophoroides olrikii   AquaMaps   Data sources: GBIF OBIS
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Image of Aspidophoroides olrikii (Arctic alligatorfish)
Aspidophoroides olrikii
Photo de Bull. U.S. Bur. Fish.

Classification / Names Noms communs | Synonymes | Catalog of Fishes(Genre, Espèce) | ITIS | CoL | WoRMS | Cloffa

> Perciformes/Cottoidei (Sculpins) > Agonidae (Poachers) > Anoplagoninae
Etymology: Aspidophoroides: Greek, aspidos, shield + Latin, fero = to carry (Ref. 45335).
Eponymy: Christian Søren Marcus Olrik (1815–1870) was a Danish Greenlander who was a zoologist, botanist, teacher and Inspector of North Greenland (where the species occurs). [...] (Ref. 128868), visit book page.
More on author: Lütken.

Environment: milieu / climate zone / profondeur / distribution range Écologie

marin; saumâtre démersal; profondeur 0 - 632 m (Ref. 117245). Polar; 83°N - 51°N, 33°E - 45°W (Ref. 117245)

Distribution Pays | Zones FAO | Écosystèmes | Occurrences | Carte par point | Introductions | Faunafri

Arctic to Northwest Atlantic and Northwest to Northeast Pacific: Hudson Bay and Labrador in Canada and Greenland. Also in the Barents Sea, Kara Sea, White Sea and Siberia (Ref. 4700); Chukchi Sea, Bering Strait, Bering Sea and Anadyr Gulf (Ref. 6876).

Taille / Poids / Âge

Maturité: Lm ?  range ? - ? cm
Max length : 8.6 cm TL mâle / non sexé; (Ref. 4700)

Description synthétique Clés d'identification | Morphologie | Morphométrie

Épines dorsales (Total) : 0; Rayons mous dorsaux (Total) : 5 - 7; Épines anales: 0; Rayons mous anaux: 5 - 7. Caudal fin rounded. Upper parts brownish-grey, with a few dark spots or bands, lower parts light (Ref. 4700).
Body shape (shape guide): elongated.

Biologie     Glossaire (ex. epibenthic)

Found on sand and mud bottoms, at temperatures mostly below 0°C, rarely to 2-3°C or more and salinities of 33-35 ppt (Ref. 4700). Benthic (Ref. 58426). Minimum depth reported at 7m (Ref. 5951). Feeds on small amphipods, ostracods and nemertine worms (Ref. 4700).

Life cycle and mating behavior Maturité | Reproduction | Frai | Œufs | Fécondité | Larves

Référence principale Upload your references | Références | Coordinateur | Collaborateurs

Andriashev, A.P., 1986. Agonidae. p. 1265-1268. In P.J.P. Whitehead, M.-L. Bauchot, J.-C. Hureau, J. Nielsen and E. Tortonese (eds.) Fishes of the North-eastern Atlantic and the Mediterranean. volume 3. UNESCO, Paris. (Ref. 4700)

Statut dans la liste rouge de l'IUCN (Ref. 130435: Version 2025-1)


CITES

Not Evaluated

CMS (Ref. 116361)

Not Evaluated

Menace pour l'homme

  Harmless





Utilisations par l'homme

FAO - Publication: search | FishSource |

Plus d'informations

Écologie trophique
Food items (preys)
Composition du régime alimentaire
Consommation alimentaire
Food rations
Prédateurs
Écologie
Écologie
Home ranges
Population dynamics
Paramètres de croissance
Max. ages / sizes
Length-weight rel.
Length-length rel.
Fréquences de longueurs
Mass conversion
Recrutement
Abondance
Life cycle
Reproduction
Maturité
Maturity/Gills rel.
Fécondité
Frai
Spawning aggregations
Œufs
Développement de l'œuf
Larves
Dynamique des populations larvaires
Distribution
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Zones FAO
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Occurrences
Introductions
BRUVS - Videos
Anatomy
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Physiology
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Type de nage
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Diseases & Parasites
Toxicity (LC50s)
Génétique
génôme
Génétique
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Human related
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Sources Internet

AFORO (otoliths) | Aquatic Commons | BHL | Cloffa | Websites from users | FishWatcher | CISTI | Catalog of Fishes: Genre, Espèce | 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 | Arbre de Vie | Wikipedia: aller à, chercher | Zoobank | Zoological Record

Estimates based on models

Preferred temperature (Réf. 123201): -1.6 - 1.8, mean -0.6 °C (based on 1824 cells).
Phylogenetic diversity index (Réf. 82804):  PD50 = 0.7500   [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00363 (0.00160 - 0.00822), b=3.19 (2.99 - 3.39), in cm total length, based on LWR estimates for this species & (Sub)family-body (Ref. 93245).
Niveau trophique (Réf. 69278):  3.3   ±0.5 se; based on diet studies.
Résilience (Réf. 120179):  Milieu, temps minimum de doublement de population : 1,4 à 4,4 années (Assuming tm=2-4;Fec<2000).
Fishing Vulnerability (Ref. 59153):  Low vulnerability (10 of 100). 🛈