Image: Teraglin gas bladder

Teraglin gas bladder

The gas bladder (also called a swim bladder) of a Teraglin. The carrot-shaped gas bladder with a pair of horn-like appendages at the front end is an important character used to identify the genus Atractoscion.

Mark McGrouther
© Australian Museum


The juvenile fish was trawled at a depth between 10 m and 14 m, north of Airforce Beach, Evans Head, New South Wales, 26th of March 2013. The location is locally known as the "Broadwater sand hill". the fish is now registered in the ichthyology collection (AMS I.46179-001).


Sasaki, K, 2001. Sciaenidae. Croakers (drums). Carpenter, K.E. & V.H. Niem (ed). pp 2791-3379, In The Living Marine Resources of the Western Central Pacific. Vol. 5. FAO species identification guide for Fishery purposes. FAO.

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Tags fishes, ichthyology, gas, bladder, swim, Teraglin, Atractoscion aequidens,