Silver Biddy (species: Gerres sp. 1) in Lizard Island Field Guide (Lizard Island Field Guide)
Gerres sp. 1
Silver Biddy

©Anne Hoggett: Gerres sp. 1 among mangrove roots, Lizard Island lagoon
Kingdom Animalia
Phylum Chordata
Class Actinopterygii
Order Perciformes
Family Gerreidae
Genus Gerres
Species Gerres sp. 1



Distinguishing features

Silver Biddies are silver fish with laterally compressed bodies. The head profile has a distinctive concavity on the lower edge. The jaw projects downward to feed on small animals buried in the sediment.

Six species in the genus Gerres have been recorded from the Lizard Island area but we don't yet know which one this is.


  • Averaging 7 cm (length)

Depth range

  • Depth range data is not yet available.



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