Fin's Fish Guide
The Lewis' pygmy goby (Rotuma lewisi) is a saltwater fish of the family Xenisthmidae that grows up to 2 cm.
Description
Lewis' pygmy goby is a tiny goby (Gobiidae) from shallow reef water of the Indo-West Pacific. The species grows to only about 2 cm and has a slender, semi-translucent body with fine markings and fused pelvic fins forming a small sucker. As a cryptic bottom-dweller it sits among coral rubble, stones and gravel and snaps at minute zooplankton and small invertebrates. The fish is harmless to humans.
Frequently asked questions
How do you recognise the Lewis' pygmy goby?
The Lewis' pygmy goby has an elongate, eel-like body and is mainly brown.
Where does the Lewis' pygmy goby live?
The Lewis' pygmy goby lives in the sea (marine waters) and is mostly found around stony or rocky ground. Oceania: Fiji, Tonga
How big does the Lewis' pygmy goby get?
The Lewis' pygmy goby grows to a maximum of about 2 cm.
Is the Lewis' pygmy goby dangerous to humans?
No, the Lewis' pygmy goby is harmless to humans. This species is harmless to humans. No specific first aid is needed. Still handle the fish with care: mind the fin rays and the sharp edges of the gill cover, and rinse any scratch with clean water and cover it. For a dirty or deep wound check tetanus status.
More photos
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All data
Identification
Appearance
Habitat & distribution
Behaviour & biology
For anglers
Safety
Status & sources
More from the family Xenisthmidae
Want the complete picture on the Lewis' pygmy goby?
Point your camera at the fish and Fin names the species in seconds. Free, and the Lewis' pygmy goby is one of 12,519 species in the app.