Fin's Fish Guide
The Blacktip mojarra (Gerres oyena) is a brackish-water fish of the family Gerreidae that grows up to 30 cm.
Indo-West Pacific; coast, saltwater lagoons and estuaries over sandy bottoms.
Description
The common silverbiddy is a fish of the mojarra family (Gerreidae) from the Indo-West Pacific. The species grows to about 30 cm and has a streamlined, silver-shining body with a highly protrusible mouth that can be extended downward like a tube. It occurs along the coast, in saltwater lagoons and estuaries, often in schools over sandy bottoms. With its protrusible mouth it roots in the sand for small invertebrates, worms and crustaceans. The common silverbiddy is a locally valued food fish and is harmless to humans.
Frequently asked questions
How do you recognise the Blacktip mojarra?
The Blacktip mojarra has a torpedo-shaped body, is mainly silver-grey and shows a plain pattern. Highly protrusible tube-shaped mouth for rooting for prey in sandy bottoms; schooling coastal fish.
Where does the Blacktip mojarra live?
The Blacktip mojarra lives in brackish water and is mostly found around stony or rocky ground. Indo-West Pacific; coast, saltwater lagoons and estuaries over sandy bottoms.
How big does the Blacktip mojarra get?
The Blacktip mojarra grows to a maximum of about 30 cm. On average the species is around 20 cm.
Is the Blacktip mojarra dangerous to humans?
No, the Blacktip mojarra is harmless to humans. None required: this species is harmless to humans.
Is the Blacktip mojarra edible?
Yes, the Blacktip mojarra is commonly eaten.
More photos
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All data
Identification
Appearance
Habitat & distribution
Behaviour & biology
For anglers
Safety
Status & sources
Same genus Gerres
More from the family Gerreidae
Want the complete picture on the Blacktip mojarra?
Point your camera at the fish and Fin names the species in seconds. Free, and the Blacktip mojarra is one of 12,519 species in the app.