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Fish species in Japan

Striped beakfish

イシダイ · ishidai
Oplegnathus fasciatus

Striped beakfish have powerful jaws. Heavy bottom tackle is a specialist Japanese rock-shore technique.

Striped beakfish

Habitat and season

Rocky reefs and rough coastal bottom.

Recorded fishing season
Apr · May · Jun · Jul · Aug · Sep · Oct · Nov
Scientific name
Oplegnathus fasciatus
Japanese name
イシダイ

Months are a broad guide, not a current catch forecast. Region, water temperature and local closures can change the season.

Fishing methods

Ishidai — heavy rock-shore bottom fishing

Strong bottom tackle presents shellfish or other permitted bait for beakfish near rocky structure.

Find places to fish

Kanagawa · Rocky shore

城ヶ島・ヒナダン

Largescale blackfish · Black seabream · Japanese horse mackerel

Kanagawa · Rocky shore

剱崎

Largescale blackfish · Black seabream · Japanese rockfish

Hyogo · Rocky shore

大引の鼻

Largescale blackfish · Black seabream · Japanese amberjack

Mie · Rocky shore

楯ヶ崎・千畳敷

Largescale blackfish · Striped beakfish

Cooking

Detailed recipes for this species are currently in Japanese. Open the Japanese cooking guide →

Compare related fish

Thread-sail filefish

Thread-sail filefish

カワハギ
Black seabream

Black seabream

クロダイ
Red seabream

Red seabream

マダイ
Detailed Japanese species notes

若い個体にははっきりした黒い横帯があり、成長に伴って帯が薄れる個体もいます。歯は硬いくちばし状で、貝やウニなど硬い餌をかみ砕きます。

磯では滑落と波に注意。硬い口へ指を入れず、強い針・オモリの扱いは周囲から離れて行います。

Full Japanese page, including available 3D model →