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Grammonus yunokawai

Grammonus yunokawai

Grammonus yunokawai© FishBase (CC BY-NC)

Grammonus yunokawai, also known as Yunokawa's brotula, is a small marine cusk‑eel reaching just under 10 cm. It inhabits reef crevices and rocky substrates, making it a rarely targeted species for anglers.

Fight
Taste

Basic Information

Family

Bythitidae

Max Size

9.8 cm

Habitat

marine

Climate

temperate

Best Season

Year‑round in tropical regions, with slight peaks in warmer months

Best Time

Dawn and dusk, with increased activity at night

Distribution

No distribution map available

Fishing Tips for Grammonus yunokawai

  • Use ultralight gear – a 2‑3 lb test line on a 5‑6 ft spinning rod.
  • Target hidden crevices and overhangs where the fish shelter; cast small soft‑plastic lures or live shrimp close to the structure.
  • Employ a gentle slow‑retrieve or a subtle jig‑and‑pause to entice the shy fish.
  • Keep hooks tiny (size 6–8) and use light leaders to avoid spooking the fish.

Top Fishing Locations for Grammonus yunokawai

Okinawa Main Reef

Japan
intermediate65% Common

Renowned for its diverse reef fauna, the Grammonus yunokawai is commonly found in the crevices of the main reef around Okinawa Island.

Best: May to September

Palau Barrier Reef

Palau
beginner70% Very Common

The extensive barrier reef systems host abundant populations of Grammonus yunokawai, especially in the shallow drop-offs near Koror.

Best: June to October

Great Barrier Reef – Lizard Island

Australia
intermediate55% Common

Lizard Island's outer reef provides ideal habitats with plenty of crevices where this clingfish thrives.

Best: October to December

Maldives – North Atolls

Maldives
expert45% Occasional

The coral outcrops of the North Atolls are known hotspots for Grammonus yunokawai, attracting specialists during the dry season.

Best: January to April

Red Sea – Ras Mohammed National Park

Egypt
intermediate35% Occasional

Ras Mohammed's steep walls host hidden pockets where the species is often sighted, though catching requires targeted effort.

Best: March to May

Fiji – Yasawa Islands

Fiji
expert30% Occasional

The Yasawa Islands' reefs have a healthy population of Grammonus yunokawai, making it a bucket‑list spot for dedicated anglers.

Best: July to September

Market Prices

Recommended Fishing Equipment for Grammonus yunokawai

Recommended Equipment

Rod5‑6 ft ultralight spinning rod, fast action
Line2‑3 lb test monofilament or fluorocarbon
Lure TypeMicro soft‑plastic grubs or tiny shrimp imitations
TechniqueCrevice targeting with light jigging and slow retrieve

Best bait: Live shrimp or small amphipods