Article · Wikipedia archive · Last revised Jun 20, 2026

Rudarius ercodes

Rudarius ercodes, the whitespotted pygmy filefish, is a species of reef filefish in the family Monacanthidae. It is a small fish, growing to only 5 cm (2 in), and is found in the temperate waters of Japan. It is kept in captivity and has been successfully captive bred.

Last revised
Jun 20, 2026
Read time
≈ 1 min
Length
88 w
Citations
Source
Rudarius ercodes
Scientific classification Edit this classification
Kingdom: Animalia
Phylum: Chordata
Class: Actinopterygii
Order: Tetraodontiformes
Family: Monacanthidae
Genus: Rudarius
Species:
R. ercodes
Binomial name
Rudarius ercodes

Rudarius ercodes, the whitespotted pygmy filefish, is a species of reef filefish in the family Monacanthidae. It is a small fish, growing to only 5 cm (2 in), and is found in the temperate waters of Japan. It is kept in captivity and has been successfully captive bred.

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