Acipenser ruthenus
E881838
Acipenser ruthenus, commonly known as the sterlet, is a small freshwater sturgeon native to Eurasian rivers and valued for its caviar and conservation importance.
Statements (48)
| Predicate | Object |
|---|---|
| instanceOf | fish species ⓘ |
| ageAtMaturity | 3–7 years ⓘ |
| barbels | four barbels in front of mouth ⓘ |
| bodyArmor | bony scutes ⓘ |
| bodyShape | elongated ⓘ |
| class | Actinopterygii ⓘ |
| commercialUse |
caviar
ⓘ
live fish trade ⓘ recreational fisheries ⓘ |
| commonName | sterlet ⓘ |
| conservationStatus | Vulnerable ⓘ |
| diet |
insect larvae
ⓘ
invertebrates ⓘ small crustaceans ⓘ worms ⓘ |
| distributionTrend | declining in the wild ⓘ |
| family | Acipenseridae NERFINISHED ⓘ |
| feedingType | benthic feeder ⓘ |
| genus | Acipenser ⓘ |
| habitat |
freshwater rivers
ⓘ
large river systems ⓘ slow-flowing river stretches ⓘ |
| kingdom | Animalia ⓘ |
| lifespan | up to about 20–25 years ⓘ |
| management | subject to conservation measures ⓘ |
| maximumLength | about 100 cm ⓘ |
| maximumWeight | around 16 kg ⓘ |
| migratoryBehavior | potamodromous ⓘ |
| nativeTo |
Danube River basin
NERFINISHED
ⓘ
Eurasia NERFINISHED ⓘ Ural River basin NERFINISHED ⓘ Volga River basin NERFINISHED ⓘ |
| order | Acipenseriformes NERFINISHED ⓘ |
| phylum | Chordata ⓘ |
| reproductionType | oviparous ⓘ |
| snout | long and pointed ⓘ |
| spawningHabitat | gravelly river bottoms ⓘ |
| taxonRank | species ⓘ |
| threat |
dams blocking migration
ⓘ
habitat degradation ⓘ overfishing ⓘ pollution ⓘ river regulation ⓘ |
| typicalLength | 40–60 cm ⓘ |
| usedIn |
aquaculture
ⓘ
restocking programs ⓘ |
| valuedFor |
caviar production
ⓘ
meat ⓘ |
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.