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🧬 Biological Classification (Kingdom to Species)Cottus koreanus

Kingdom

Animalia

Phylum

Chordata

Class

Actinopteri

Order

Perciformes

Family

Cottidae

Genus

Cottus

Species

Cottus koreanus

Actinopteri❔ Diet unknown

Korean sculpin

Cottus koreanus (Korean sculpin · Korean sculpin)

🛡️ Conservation Status (IUCN Red List)NE (Not Evaluated)

Not Evaluated (NE) on the IUCN Red List yet.

🇰🇷 Class II endangered wildlife (Korea)

Geological Era

Extant

Diet

No data

Length · Height

9.7cm · No data

Mass · Top Speed

9g · No data

Habitat & Fossil Locality

Freshwaters of Korea, near the bottom (classified as subtropical)

💡 Everyday Comparisons for Size, Mass & Speed

💡 Its maximum length of 9.7 cm is shorter than a ballpoint pen (about 14 cm) (Comparison).
💡 Its maximum weight of 9 g is slightly heavier than a single Korean 500-won coin (7.7 g) (Comparison).

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)12

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

#둑중개#Cottus koreanus

📖 1. Overview

The Korean sculpin is a small freshwater fish recorded as living in Korea and belonging to the genus Cottus.

🦴 2. Anatomy & Morphology

Males grow up to 9.7 cm in total length and females up to 8.1 cm, with a maximum weight of 9 g.

🔍 3. Ecology & Behavior

Its trophic level estimated from closely related species is 3.3, suggesting it feeds on small animals, though detailed diet and breeding information is not listed in FishBase.

🇰🇷 4. Connection to Korea

It is listed as a Class II endangered wildlife (Korea) species on the National List of Species of Korea (National Institute of Biological Resources (NIBR)).