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🧬 Biological Classification (Kingdom to Species)Paralichthys olivaceus

Kingdom

Animalia

Phylum

Chordata

Class

Actinopteri

Order

Carangiformes

Family

Paralichthyidae

Genus

Paralichthys

Species

Paralichthys olivaceus

Actinopteri🌊 Marine predator / filter feeder

Bastard halibut

Paralichthys olivaceus (Bastard halibut · ヒラメ)

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

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

Geological Era

Extant

Diet

Marine predator / filter feeder

Length · Height

1.03m · No data

Mass · Top Speed

9.1kg · No data

Habitat & Fossil Locality

Shallow seas near the bottom (depths of 10–200 m), from Sakhalin to the Korean Peninsula and the South China Sea

💡 Everyday Comparisons for Size, Mass & Speed

💡 Korea Policy Briefing (2020) notes that this white-fleshed fish is widely enjoyed as raw fish (sashimi) and sushi, and is also eaten deep-fried.
💡 Its maximum length of 103 cm is about 60% of an adult human's height (about 1.7 m) (Comparison).
💡 Its maximum weight of 9.1 kg is slightly lighter than a 10 kg bag of rice (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)48

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

#광어#Paralichthys olivaceus

📖 1. Overview

The bastard halibut is a flatfish living on sea bottoms of the western Pacific from Japan, Sakhalin, the Kuril Islands, and the Korean Peninsula to the South China Sea.

🦴 2. Anatomy & Morphology

It is known to reach a maximum total length of 103 cm and a maximum weight of 9.1 kg.

🔍 3. Ecology & Behavior

With a trophic level of 4.5 based on diet studies, it is a predator that preys on other animals; it spawns in pairs and is the most highly prized flatfish in Japan.

🇰🇷 4. Connection to Korea

It is listed as 'Neopchi' (Korean name) on the National List of Species of Korea (National Institute of Biological Resources (NIBR)), and Korea Policy Briefing (2020) introduces farmed bastard halibut as a national favorite accounting for 90% of total marine finfish aquaculture production in Korea.