Ecsenius yaeyamaensis
The Yaeyama blenny (Ecsenius yaeyamaensis) is a tiny reef‑dwelling fish reaching only about 6 cm. Its bright coloration and secretive habit make it popular among aquarium enthusiasts rather than sport anglers, but it can be caught for study or observation.
Family
Blenniidae
Max Size
6 cm
Habitat
marine
Depth Range
0-15m
Climate
tropical
Best Season
Year‑round in warm tropical months (May‑October) when water temperatures stay above 24 °C
Best Time
Early morning or late afternoon when the fish feed near the surface
Select a map type to show distribution on the globe.
Kerama Islands Reef
JapanA series of pristine coral outcrops near the Kerama Islands, known for abundant Ecsenius yaeyamaensis populations in shallow reef crests.
Best: May-September
Tubbataha Reefs Natural Park
PhilippinesWorld‑heritage dive site with dense reef structures; the blenny thrives among the branching corals at the park’s inner lagoon.
Best: March-May, October-November
Raja Ampat – Misool Island
IndonesiaRemote reef complexes around Misool host large colonies of Yaeyama blenny, especially on the outer reef slopes where currents bring planktonic food.
Best: June-October
Palau – Rock Islands
PalauCrystal‑clear waters and abundant hard‑coral ledges make the Rock Islands a hotspot for this species, often seen darting among sponge gardens.
Best: April-September
Great Barrier Reef – Lizard Island
AustraliaThe lagoon around Lizard Island provides sheltered reef flats where Yaeyama blenny congregate during the austral summer.
Best: November-February
Yasawa Islands
FijiIsolated reef passages with abundant macro‑algae host healthy populations of the blenny, especially on the leeward sides of the islands.
Best: May-October
Best bait: Small pieces of fresh shrimp or algae paste