Allfishes
Arapaima
Arapaima gigas
The body of the arapaima is elongated and compressed from the sides. It is covered with …
Freshwater
Freshwater fish spend part or all of their lives in fresh water, such as rivers and lakes, with a salinity of less than 1.05%.
Showing 1–6 of 6
Eastern bottle-nosed mormyrid
Mormyrus longirostris
The eastern bottle-nosed mormyrid has such a distinctive appearance that it cannot be confused with any …
Frankfish
Gymnarchus niloticus
The Frankfish has a long and slender body. It possesses four small bony gills on both …
Peters's elephant-nose fish
Gnathonemus petersii
The elephantnose fish has a moderately deep, laterally compressed body with a distinctive sharp, funnel-shaped snout. …
Red-bellied piranha
Pygocentrus nattereri
The red-bellied piranha has a short, deep body shape. Its cross-section is compressed.All piranhas have large …
Slender piranha
Serrasalmus elongatus
The most important feature of the slender piranha, which is reflected in its name, is its …