- · Grid units represent actual meters (m); human and animals are drawn to the exact same scale with original silhouette aspect ratios preserved.
- · When a size range is recorded (e.g. 1–1.6m), the lower bound is used for scale comparison.
- · Hamgyong sculpin silhouette: PhyloPic — Marcus Elieser Bloch · Public Domain Mark 1.0 (Cottus gobio)
- · Human silhouette: PhyloPic — NASA · Public Domain Mark 1.0
Hamgyong sculpin
Cottus hangiongensis (Hamgyong sculpin · Hamgyong sculpin)
🇰🇷 Class II endangered wildlife (Korea)
💡 Everyday Comparisons for Size, Mass & Speed
- 💡 Its maximum length of 15 cm is about half the long side of an A4 sheet of paper (29.7 cm) (Comparison).
- 💡 FishBase notes that it is of no fishery interest, making it a fish encountered in clear, cold streams rather than on the dinner table.
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.
📖 1. Overview
The Hamgyong sculpin is a sculpin species distributed from Primorsky Krai in Russia to the Korean Peninsula and Hokkaido in Japan.
🦴 2. Anatomy & Morphology
Its body grows up to 15 cm in length.
🔍 3. Ecology & Behavior
It is a catadromous (amphidromous) fish that moves between rivers and the sea, with adults living in the middle and lower reaches of rivers and juveniles spending time in coastal seas.
🇰🇷 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)), and the Korean Peninsula is part of its distribution range.
📚 Sources & References
- • IUCN Red List LC (2022) — https://www.iucnredlist.org/species/159630073/159630092
- • 멸종위기 야생생물 Ⅱ급 — 국가생물종목록(국립생물자원관) ktsn 120000058185 — https://species.nibr.go.kr/home/mainHome.do?cont_link=009&subMenu=009002&contCd=009002&ktsn=120000058185
- • IUCN Red List category LC — latest assessment at iucnredlist.org
- • Korean protection status: Class II endangered wildlife (Korea)
- • catalogueoflife.org — 6B8DP
- • iucnredlist.org — 159630092
- • 국가생물종목록(국립생물자원관) ktsn 120000058185 — https://species.nibr.go.kr/home/mainHome.do?cont_link=009&subMenu=009002&contCd=009002&ktsn=120000058185
- • wikidata.org — Q1840541
- • fishbase.se — Cottus-hangiongensis.html
- • species.nibr.go.kr — general-search
- • Silhouette: PhyloPic — Marcus Elieser Bloch · Public Domain Mark 1.0 (Congeneric silhouette — Cottus gobio)
Recorded dimensions are widely cited representative estimates from public literature and may vary by study or specimen.