📸 PhotoPhoto: A. C. Tatarinov · CC0 · Wikimedia Commons Source
Butterfly bobtail
Lusepiola birostrata (Butterfly bobtail · Butterfly bobtail)
Not Evaluated (NE) on the IUCN Red List yet.
💡 Everyday Comparisons for Size, Mass & Speed
- 💡 Its maximum mantle length of 2.2 cm is smaller than a Korean 500-won coin (diameter about 2.65 cm) (Comparison).
- 💡 It is widely distributed across the western Pacific from Russia to Japan, Singapore, and the Philippines (SeaLifeBase).
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 butterfly bobtail is a tiny squid relative called the butterfly bobtail in English, living near the deep sea floor of the western Pacific.
🦴 2. Anatomy & Morphology
It is a very small bobtail squid with a maximum mantle length of only 2.2 cm.
🔍 3. Ecology & Behavior
It lives on the bottom at depths of 100–200 m. It has been assessed as Data Deficient (DD) on the International Union for Conservation of Nature (IUCN) Red List.
🇰🇷 4. Connection to Korea
It is listed on the National List of Species of Korea under the name Jom-gwiojingeo (Korean name).
📚 Sources & References
- • IUCN Red List: not evaluated (NE) — cross-checked with the Wikidata conservation-status entry
- • marinespecies.org — aphia.php
- • 국가생물종목록(국립생물자원관) ktsn 120000241767 — https://species.nibr.go.kr/home/mainHome.do?cont_link=009&subMenu=009002&contCd=009002&ktsn=120000241767
- • wikidata.org — Q98971073
- • commons.wikimedia.org — File:Sepiola birostrata.JPG
- • sealifebase.se — Sepiola-birostrata.html
- • Silhouette: PhyloPic — Darrin Schultz · CC0 1.0 (Related taxon silhouette — Euprymna scolopes)
Recorded dimensions are widely cited representative estimates from public literature and may vary by study or specimen.