The Staeck's pearlfish (Moema staecki) is a freshwater fish of the family Rivulidae that grows up to 12 cm.
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Description
The Staeck's pearlfish is an annual killifish (Rivulidae) from temporary pools and swamps of the upper Amazon basin in Bolivia. The species grows to about 6 cm; the male is brightly coloured with blue, yellow and red spots and spreading fins. When the pools dry up in the dry season the adults die, but their eggs survive in the soil and hatch after the next rains. It eats small invertebrates and insect larvae. The fish is harmless to humans.
Frequently asked questions
How do you recognise the Staeck's pearlfish?
The Staeck's pearlfish has an elongate, eel-like body, is mainly multicoloured and shows a spots pattern.
Where does the Staeck's pearlfish live?
The Staeck's pearlfish lives in fresh water and is mostly found around open water. South America: Brazil
How big does the Staeck's pearlfish get?
The Staeck's pearlfish grows to a maximum of about 12 cm.
Is the Staeck's pearlfish dangerous to humans?
No, the Staeck's pearlfish 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.
Is the Staeck's pearlfish edible?
Yes, the Staeck's pearlfish is commonly eaten.
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All data
Identification
Appearance
Habitat & distribution
Behaviour & biology
For anglers
Safety
Status & sources
Same genus Moema
More from the family Rivulidae
Want the complete picture on the Staeck's pearlfish?
Point your camera at the fish and Fin names the species in seconds. Free, and the Staeck's pearlfish is one of 12,519 species in the app.
Or scan with your phone