Rhamphichthys marmoratus

The Rhamphichthys marmoratus lives in the benthopelagic, freshwater environment.

Rhamphichthys marmoratus does not change its diet, which consists mostly of chironomids (Diptera) and polymitarcids (Ephemeroptera). Ontogenetic change in the diet is documented for the banded knifefish: up to 7.9 in (20 cm) the principal food items are aquatic insects, predominantly chironomid larvae; beyond 7. More

Rhamphichthys marmoratus, the largest of the knife fishes in Rio Las Marias, Venezuela. These fishes use weak electrical fields to navigate and hunt. Dozens of species of fish specie live in small riffles like this one. More

Common names

云斑大吻电鳗 in Mandarin Chinese
云斑大吻电鳗 in Unknown
雲斑大吻電鰻 in Mandarin Chinese
雲斑大吻電鰻 in Unknown

Order : Gymnotiformes
Family : Rhamphichthyidae
Genus : Rhamphichthys
Species : Rhamphichthys marmoratus
Authority : Castelnau, 1855