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Bluestreak Goby

Valenciennea strigata

The bluestreak goby is a small Indo-Pacific reef goby that sifts sand for tiny invertebrates and detritus. It is common in aquaria and usually stays close to the bottom on sandy reef flats, lagoons, and rubble slopes.

Saltwater
Bluestreak Goby reference image
Rickard Zerpe, cc-by, via Wikimedia Commons. Source: Wikimedia Commons.

Identification points

  • Slender sand-goby body with a pale base color and blue streaking along the sides and head
  • Often shows a narrow orange-yellow stripe along the dorsal area above the blue markings
  • Distinctive elongated first dorsal fin with a pale body and blue facial lines

Habitat

Shallow tropical marine habitats with sand adjacent to coral rubble or reef structure, especially lagoons, reef flats, and protected outer reef slopes; often associated with sandy bottom areas it can sift for food.

Bait notes

Not a true target sport fish and is rarely fished intentionally. In aquarium or observation settings it will take very small meaty foods such as mysis, enriched brine shrimp, finely chopped seafood, and sinking micro-pellets.

Behavior

A benthic sand-sifter that takes mouthfuls of substrate and filters out small crustaceans, worms, and organic matter. It is generally nonaggressive, spends much of its time near a burrow or shelter, and may pair with a pistol shrimp in some settings.

Caution

As a small reef fish, it is not a common food species; avoid relying on it for consumption. Handle carefully around coral rubble and broken substrate to prevent cuts, and follow local reef-collection rules because aquarium trade and collection may be regulated in some areas.

Fishing notes

There is little practical angling interest in this species because of its small size and reef-associated habits. If encountered by accident, very light tackle or collection methods used for tiny reef fishes are more relevant than standard fishing approaches.