Sweden country information

Common names: Sterlett
Occurrence: introduced
Salinity: freshwater
Abundance: | Ref:
Importance: | Ref:
Aquaculture: | Ref:
Regulations: | Ref:
Uses: no uses
Comments: Neighbour introduction, non-resident.
National Checklist: Sweden checklist - Fish
Country Information: https://www.cia.gov/library/publications/resources/the-world-factbook/geos/sw.html
National Fisheries Authority:
Occurrences: Occurrences Point map
Main Ref: Kullander, S.O., 1999
National Database: Swedish Museum of Natural History

Common names from other countries

Sterlet, Esterlete, 小体鲟, ... more

Klassifizierung / Names Namen | Synonyme | Catalog of Fishes(Gattung, Arten) | ITIS | CoL | WoRMS | Cloffa

> Acipenseriformes (Sturgeons and paddlefishes) > Acipenseridae (Sturgeons) > Acipenserinae
Etymology: Acipenser: Latin, acipenser = sturgeon, 1853 (Ref. 45335).
More on author: Linnaeus.

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

; süßwasser; brackwasser demersal; potamodrom (Ref. 51243); tiefenbereich 1 - ? m. Temperate; 71°N - 36°N, 11°E - 111°E (Ref. 124675)

Verbreitung Länder | FAO Gebiete | Ecosystems | Vorkommen | Point map | Einführungen | Faunafri

Eurasia: rivers draining to Black, Azov and Caspian Seas; Siberia from Ob eastward to Yenisei drainages. Introduced throughout Europe, without formation of self-sustaining populations.

Length at first maturity / Size / Gewicht / Alter

Maturity: L_m 42.8, range 40 - 45 cm
Max length : 125 cm TL Männchen/unbestimmt; (Ref. 6866); common length : 40.0 cm TL Männchen/unbestimmt; (Ref. 556); max. veröff. Gewicht: 16.0 kg (Ref. 593); max. veröff. Alter: 20 Jahre (Ref. 556)

Kurzbeschreibung Bestimmungsschlüssel | Morphologie | Morphometrie

Rückenflossenstacheln (insgesamt) : 13; Rückenflossenweichstrahlen (insgesamt) : 28; Afterflossenstacheln: 9; Afterflossenweichstrahlen: 14 - 18. Back and flanks are beige. Five rows of scutes : 12-17D, 57-71L, 10-19V. Ventrals and laterals are very light-colored, nearly white. Narrow and pointed snout with four long and fringed barbels. Inferior lip clearly slit (Ref. 40476). Can be diagnosed from congeners in Europe by having 56-71 lateral scutes, first dorsal scute not fused with head, barbels fimbriate, lower lip interrupted in middle and 11-27 gill rakers (Ref. 59043).

A fluvial fish which inhabits rivers and their tributaries (Ref. 9696). Occurs in large rivers, usually in the current and in deep water. Moves to flooded areas to feed (Ref. 59043). Chiefly potamodromous (Ref. 58897). Like other sturgeons, it aggregates in bottom holes in winter and exhibits little activity. In spring, when ice breaks, it rises from the bottom holes and moves upstream for spawning (Ref. 593). Spawns in habitats with strong-current on gravel, rarely on gravel-sand bottom or in flooded sites. Juveniles stay in riverine habitats during their first summer. Classified as endangered species. Anadromous populations are now extirpated; local populations are still surviving in most parts of range (Ref. 59043).

Life cycle and mating behavior Maturities | Fortpflanzung | Spawnings | Egg(s) | Fecundities | Larven

Scatters eggs on gravel.

Hauptreferenz Upload your references | Referenzen | Koordinator | Partner

Birstein, V.J., 1993. Sturgeons and paddlefishes: threatened fishes in need of conservation. Conserv. Biol. 7:773-787. (Ref. 6866)

IUCN Rote Liste Status (Ref. 130435)

stark gefährdet (EN) (A2cde); Date assessed: 14 September 2019

CITES (Ref. 128078)

Appendix II: International trade monitored

CMS (Ref. 116361)

Appendix II: Migratory species conserved through agreements

Bedrohung für Menschen

Harmless

Nutzung durch Menschen

Fischereien: kommerziell; Aquakultur: kommerziell; Aquarium: Öffentliche Aquarien

FAO(Aquaculture systems: production; Fischereien: production, Artbeschreibung; publication : search) | FishSource | Sea Around Us

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Trophic ecology
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Food consumptions
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Räuber

Ecology
Ökologie
Home ranges

Population dynamics
Growths
Max. ages / sizes
Length-weight rel.
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Abundances

Life cycle
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Egg(s)
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Distribution
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Anatomy
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Gehirngröße
Otoliths

Physiology
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Swimming type
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Visual pigment(s)
Fisch Laute
Diseases / Parasites
Toxicities (LC50s)

Genetics
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Electrophoreses
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Human related
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Aquakultur Profile
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Stamps, coins, misc.

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References
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Aquarium Hälterung suchen | Art Datenblatt suchen | Aquakultur Datenblatt suchen

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Estimates based on models

Phylogenetic diversity index (Ref. 82804): PD₅₀ = 0.5000 [Uniqueness, from 0.5 = low to 2.0 = high].

Bayesian length-weight: a=0.00141 (0.00081 - 0.00246), b=3.26 (3.11 - 3.41), in cm Total Length, based on LWR estimates for this species & Genus-body shape (Ref. 93245).

Trophic level (Ref. 69278): 3.6 ±0.4 se; based on diet studies.

Widerstandsfähigkeit (Ref. 120179): niedrig, Verdopplung der Population dauert 4,5 - 14 Jahre. (tm=5-9; tmax=36; K=0.12; Fec=11,000).

Fishing Vulnerability (Ref. 59153): High to very high vulnerability (73 of 100).

Climate Vulnerability (Ref. 125649): High to very high vulnerability (67 of 100).

Preiskategorie (Ref. 80766): Unknown.

Acipenser ruthenus Linnaeus, 1758