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

Anoptichthys jordani

Astyanax jordani is very close to A. mexicanus and their taxonomic affiliation is controversial. Some consider …

Nannostomus beckfordi

The genus name Nannostomus comes from the Latin nannus ("small") and the Greek stoma ("mouth"), referring …

Nannostomus unifasciatus

The name unifasciatus comes from the Latin words uni ("one") and fasciatus ("banded"), meaning "one-banded." The …

Pygocentrus nattereri

The red-bellied piranha has a short, deep body shape. Its cross-section is compressed.All piranhas have large …

Serrasalmus elongatus

The most important feature of the slender piranha, which is reflected in its name, is its …

Nannostomus trifasciatus

The genus name Nannostomus comes from the Greek nannos ("dwarf") and the Latin stomus ("mouth"), referring …