Salvelinus anaktuvukensis, Angayukaksurak char

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Salvelinus anaktuvukensis Morrow, 1973

Angayukaksurak char
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drawing shows typical species in Salmonidae.

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

> Salmoniformes (Salmons) > Salmonidae (Salmonids) > Salmoninae
Etymology: Salvelinus: Old name for char; it is the same root of german "saibling" = little salmon (Ref. 45335).

Issue
This species is synonym of Salvelinus malma (Walbaum ,1792) in Eschmeyer (CofF ver. May 2011: Ref. 86870) following Scharpf (2006). Please send references, or more studies are needed.

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

; eau douce benthopélagique. Polar; 70°N - 68°N

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

North America: restricted to streams on crest of Brooks Range in Alaska from Romanzoff Mountains west to Howard Pass.

Taille / Poids / Âge

Maturité: Lm ?  range ? - ? cm
Max length : 30.0 cm TL mâle / non sexé; (Ref. 5723); common length : 21.0 cm TL mâle / non sexé; (Ref. 12193); âge max. reporté: 9 années (Ref. 12193)

Description synthétique Clés d'identification | Morphologie | Morphométrie

Épines dorsales (Total) : 0; Rayons mous dorsaux (Total) : 14 - 17; Épines anales: 0; Rayons mous anaux: 13 - 15; Vertèbres: 65 - 69. Lateral line straight (Ref. 27547). Pelvic fins with small axillary process; caudal slightly indented (Ref. 27547). Deep velvet black on back and sides, paler below; small bright red spots on back and sides, spots smallest and most numerous on back; largest spots smaller than pupil of eye; some or all spots may be surrounded by a blue to pale halo; leading edges of dorsal, anal and pelvic fins cream to yellow; all rayed fins dark, without spots or marks; adipose fin paler than rayed fins, with a dark posterior margin (Ref. 27547).
Body shape (shape guide): fusiform / normal.

Biologie     Glossaire (ex. epibenthic)

Found only in small headwater streams (Ref. 27547). In the winter, it congregates in flowing streams (Ref. 27547). Reported to spawn in the spring (Ref. 27547).

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

Référence principale Upload your references | Références | Coordinateur | Collaborateurs

Page, L.M. and B.M. Burr, 1991. A field guide to freshwater fishes of North America north of Mexico. Houghton Mifflin Company, Boston. 432 p. (Ref. 5723)

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

Pêcheries: sans intérêt
FAO - Publication: search | FishSource |

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Écologie trophique
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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

Phylogenetic diversity index (Réf. 82804):  PD50 = 0.5000   [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00977 (0.00473 - 0.02021), b=3.04 (2.87 - 3.21), in cm total length, based on LWR estimates for this (Sub)family-body shape (Ref. 93245).
Niveau trophique (Réf. 69278):  3.7   ±0.5 se; based on size and trophs of closest relatives
Résilience (Réf. 120179):  Milieu, temps minimum de doublement de population : 1,4 à 4,4 années (Assuming tmax=3-10).
Fishing Vulnerability (Ref. 59153):  Low vulnerability (20 of 100). 🛈