Japanese Crucian Carp
Photo: AUTUMNSNAKE / Public domain (via Wikimedia Commons)

Carassius cuvieri

Japanese Crucian Carp

Freshwater

About this species

A tall-bodied crucian originally from Japan's Lake Biwa, widely introduced to Korean reservoirs where it grows larger than the native crucian. It filter-feeds on plankton in midwater, making it a distinct float-fishing challenge. Suspended dough baits fished at precise depths with sensitive floats are the technique.

Season

123456789101112

Depth

0 – 10 m

Habitat Spots

LakeReservoir

Fishing Methods

FloatBottom

Bait & Rig

Suspended dough bait (tteokbap) fished at a precise depth under a highly sensitive float; the fish feeds in mid-water on plankton so the bait must be suspended, not on the bottom.

Edibility & Taste

Rarely eaten; primarily a sport-fishing target requiring refined float-fishing technique, usually released after being caught.

Similar Species

Native crucian carp (붕어, Carassius carassius) is noticeably shorter-bodied and more golden-brown; Japanese crucian carp has a uniquely tall, slab-sided body.

Record Weight

2.5 kg

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