🧬 Biological Classification (Kingdom to Species)Lampris megalopsis
Kingdom
Animalia
Phylum
Chordata
Class
Actinopteri
Order
Lampriformes
Family
Lampridae
Genus
Lampris
Species
Lampris megalopsis
Bigeye Pacific opah (Lampris megalopsis)📸 Photo

Photo: Public domain · Public domain · Wikimedia Commons Source

Actinopteri🥩 Carnivore

Bigeye Pacific opah

Lampris megalopsis (Bigeye Pacific opah · Bigeye Pacific opah)

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

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

Geological Era
Extant
Diet
Carnivore
Length · Height
85.3cm · No data
Mass · Top Speed
No data · No data
Habitat & Fossil Locality
Deep waters (bathypelagic zone) of tropical oceans worldwide

💡 Everyday Comparisons for Size, Mass & Speed

  • 💡 Its maximum standard length of 85.3 cm is close to three times the long side of an A4 sheet of paper (29.7 cm) (Comparison).
  • 💡 Because it is considered inedible, it is thrown back into the sea immediately when caught (FishBase).
  • 💡 It is listed as 'Bulpyeongchi' (Korean name) on the national species list (National List of Species of Korea).

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.

#붉평치#Lampris megalopsis

📖 1. Overview

Bigeye Pacific opah is a deep-sea fish distributed across tropical oceans worldwide, known in English as the Bigeye Pacific opah. It is a species treated in a 2018 paper that revised the taxonomy of the opah (Lampris guttatus).

🦴 2. Anatomy & Morphology

Its body is laterally compressed, with 1 dorsal fin spine, 50 dorsal soft rays, and 38 anal soft rays. Its eye diameter is greater than 30% of head length, and its tongue is generally purple.

🔍 3. Ecology & Behavior

When caught, it is considered inedible and immediately discarded back into the sea. According to NOAA, opahs (genus Lampris) feed on squid and deep-sea fish at depths of about 50 m at night and about 200 m during the day.

🇰🇷 4. Connection to Korea

It is listed as 'Bulpyeongchi' (Korean name) on the National List of Species of Korea.

📚 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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