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🧬 Biological Classification (Kingdom to Species)Todarodes pacificus

Kingdom

Animalia

Phylum

Mollusca

Class

Cephalopoda

Order

Oegopsida

Family

Ommastrephidae

Genus

Todarodes

Species

Todarodes pacificus

Cephalopoda🌊 Marine predator / filter feeder

Japanese flying squid

Todarodes pacificus (Japanese flying squid · スルメイカ)

🛡️ Conservation Status (IUCN Red List)LC (Least Concern)

DDData Deficient

LCLeast Concern

NTNear Threatened

VUVulnerable

ENEndangered

CRCritically End.

EWExtinct in Wild

EXExtinct

Geological Era

Extant

Diet

Marine predator / filter feeder

Length · Height

50cm · No data

Mass · Top Speed

500g · No data

Habitat & Fossil Locality

Surface waters of the temperate North Pacific, both coastal and offshore (depths of 0–500 m, usually 0–100 m)

💡 Everyday Comparisons for Size, Mass & Speed

💡 Its common length of 30 cm is the same as a 30 cm ruler (Comparison).
💡 Its maximum weight of 500 g is similar to the weight of a 500 mL bottle of water (Comparison).
💡 The squid most commonly eaten in Korea all belong to this species, and it is caught with jigging machines, bottom trawls, purse seines, and set nets (National List of Species of Korea; 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.

📊 Mass & Speed Index (0–100)

⚖️ Mass Index (Blue Whale ~190 t = 100, log scale)33

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

#살오징어#Todarodes pacificus

📖 1. Overview

The Japanese flying squid is the squid commonly called simply 'squid' in Korea and is the most widely eaten squid species there. In the past it was caught mainly along the East Sea coast, but today it appears throughout Korean waters.

🦴 2. Anatomy & Morphology

Its length is usually around 30 cm. Its hectocotylized arm is long and its copulatory organ is well developed.

🔍 3. Ecology & Behavior

Juveniles feed on zooplankton, while growing individuals eat small fish, crustaceans, and mollusks. It spawns across January–March, June–August, and September–November, carrying about 500,000 eggs.

🇰🇷 4. Connection to Korea

It is listed on the National List of Species of Korea under the name Sal-ojingeo (Korean name) and lives in the East Sea, South Sea, Yellow Sea, and Jeju Island. Among squid families in Korea, it is the only species in the family Ommastrephidae.