📸 PhotoPhoto: This illustration was made by Citron You must credit this : Citron / CC-BY-SA-3.0 · CC BY-SA 3.0 · Wikimedia Commons Source
Siberian sturgeon
Acipenser baerii (Siberian sturgeon · シベリアチョウザメ)
💡 Everyday Comparisons for Size, Mass & Speed
- 💡 A maximum length of 2 m is similar to the length of a bed (comparison).
- 💡 A maximum weight of 210 kg is the weight of a little over 10 twenty-kilogram sacks of rice (20 kg each) (comparison).
- 💡 FishBase notes that its fishery is 'highly commercial' and aquaculture is also commercial, and it can be seen in public aquariums (FishBase).
Reference standards: coach bus ~12 m, mid-size car ~4.9 m, compact car ~1 t, basketball hoop 3.05 m, credit card 8.56 cm.
Site-computed relative index from recorded values; not a formal scientific metric.
📖 1. Overview
The Siberian sturgeon is a sturgeon living in flowing stretches of rivers; adults live mainly in freshwater and occasionally appear in estuaries. It is also widely raised as a farmed sturgeon.
🦴 2. Anatomy & Morphology
It has been reported up to a maximum total length of 2 m and a maximum weight of 210 kg. Males mature at 9–29 years of age and females at 9–34 years.
🔍 3. Ecology & Behavior
It spawns in main river channels over stone-gravel or gravel-sand bottoms with strong currents. A lifespan of up to 63 years has been reported.
🇰🇷 4. Connection to Korea
No direct record connecting this species to Korea has been found.
📚 Sources & References
- • IUCN Red List CR (2022) — https://www.iucnredlist.org/species/244/156718817
- • IUCN Red List category CR — latest assessment at iucnredlist.org
- • catalogueoflife.org — 9C4T
- • iucnredlist.org — 156718817
- • wikidata.org — Q756771
- • commons.wikimedia.org — File:Acipenser baerii.jpg
- • fishbase.se — Acipenser-baerii.html
- • Silhouette: PhyloPic — Duane Raver/USFWS · Public Domain Mark 1.0 (Congeneric silhouette — Acipenser oxyrhynchus)
Recorded dimensions are widely cited representative estimates from public literature and may vary by study or specimen.