🧬 Biological Classification (Kingdom to Species)Clupea harengus
Kingdom
Animalia
Phylum
Chordata
Class
Actinopteri
Order
Clupeiformes
Family
Clupeidae
Genus
Clupea
Species
Clupea harengus
Atlantic herring (Clupea harengus)📸 Photo

Photo: asiafuoco · CC BY 4.0 · Wikimedia Commons Source

Actinopteri🌊 Marine predator / filter feeder

Atlantic herring

Clupea harengus (Atlantic herring · タイセイヨウニシン)

🛡️ Conservation Status (IUCN Red List)LC (Least Concern)
DDData Deficient
LCLeast Concern
NTNear Threatened
VUVulnerable
ENEndangered
CRCritically End.
EWExtinct in Wild
EXExtinct
Geological Era
Extant
Diet
Marine predator / filter feeder
Length · Height
45.7cm · No data
Mass · Top Speed
680g · No data
Habitat & Fossil Locality
Surface to midwater layers of coastal and open seas in the North Atlantic and the Baltic Sea (depths of 0 to about 200 m)

💡 Everyday Comparisons for Size, Mass & Speed

  • 💡 Its maximum length of about 46 cm is close to the length of one and a half 30 cm rulers (Comparison).
  • 💡 Its maximum weight of 0.68 kg is the weight of one and a half 500 mL bottles of water (Comparison).
  • 💡 Herring fisheries have been an important protein source in Europe and North America for centuries, with the Dutch herring fishery dating back to 1167 (ADW).

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.

📊 Mass & Speed Index (0–100)
⚖️ Mass Index (Blue Whale ~190 t = 100, log scale)34

Site-computed relative index from recorded values; not a formal scientific metric.

#대서양청어#Clupea harengus

📖 1. Overview

The Atlantic herring is a small schooling fish of the North Atlantic that forms massive schools in late summer and early fall. It has a blue or greenish-blue back and a silvery body.

🦴 2. Anatomy & Morphology

Its body is flattened from side to side with a moderately pointed snout. Females ready to spawn carry so many eggs that the eggs make up over 20% of their body weight.

🔍 3. Ecology & Behavior

It feeds on plankton and migrates in schools between spawning grounds, wintering grounds, and feeding grounds. Juveniles stay close to the coast, while adults remain farther offshore.

🇰🇷 4. Connection to Korea

No direct record connecting this species to Korea has been found.

📚 Sources & References

Recorded dimensions are widely cited representative estimates from public literature and may vary by study or specimen.

🔗 Related & Comparable Species

DATA & LICENSE

📚 Data & Image Sources and Licenses

Full Citation Principles →
① Photos: Wikimedia Commons

Every photo's author and license is verified via the Wikimedia Commons API (PD, CC0, CC BY, CC BY-SA) and displayed with full attribution and source links.

② Summaries: Wikipedia

Wikipedia summary excerpts on detail pages are licensed under CC BY-SA 4.0 and linked to the original article.

③ Measurements & IUCN Status

Length, mass, and speed are representative estimates from published literature. Conservation status follows IUCN Red List categories (iucnredlist.org).

④ Silhouettes & Scale Diagrams

Silhouettes on the size comparison stage use open-licensed PhyloPic illustrations and custom body diagrams drawn at an exact 1m = 1m scale.

Expert review: looking for reviewers · compiled by quoting official (English) sources

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