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Southern Pygmy Leatherjacket

Brachaluteres jacksonianus

Southern Pygmy Leatherjacket (Brachaluteres jacksonianus) is a tiny temperate marine leatherjacket from southern Australia. It’s seldom targeted by anglers and is best treated as a small reef-associated fish rather than a game species.

Saltwater
Southern Pygmy Leatherjacket reference image
Peint Antoine Germain Bevalet (1784–1864) after Adrien Aimé Taunay (1803-1828) ; Gravé Jean Louis Denis Coutant (1776-1831?), public-domain, via Wikimedia Commons. Source: Wikimedia Commons.

Identification points

  • Very small leatherjacket with a laterally compressed, oval body
  • Mottled brown to olive coloration that blends with weed and reef
  • Reduced first dorsal spine/trigger-like leatherjacket body form with a small mouth

Habitat

Shallow temperate coastal waters around algae-covered reefs, seagrass beds, and sheltered inshore structure along southern Australia; often near mixed weed and rubble in bays and estuaries.

Bait notes

Rarely targeted; if caught incidentally, small pieces of prawn, squid, or marine worm on fine tackle can work. Tiny soft plastics or small baited hooks fished close to weed and reef may take one.

Behavior

A small, cautious species that browses on tiny benthic invertebrates and algae. It stays close to cover, moves in short bursts, and is more likely to peck at small morsels than strike aggressively.

Caution

No notable food-safety issue specific to this species, but it is a small non-target fish and should generally be released. Local size, bag, or collection rules may apply in some areas.

Fishing notes

Use ultralight gear, small hooks, and minimal weight near shallow structure. Slow, precise presentations around weed edges and rubble are more effective than casting far or using large lures; handle carefully and release if not needed.