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 1–15 of 15

Trichogaster fasciata

The banded gourami has an elongated, strongly compressed body with an egg-shaped profile. The mouth is …

Gymnocorymbus ternetzi

The black tetra has a flat, tall body.

Paracheirodon axelrodi

The Cardinal tetra has an elongated body that is slightly flattened on the sides. The females …

Anabas testudineus

The body is slightly elongated, with straight back and sides, the head is rather large. It …

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 …

Macropodus opercularis

This species exhibits sexual dimorphism. Males are larger than females and possess elongated filaments on their …

Pygocentrus piraya

The piraya has a laterally compressed, roughly circular profile typical of piranhas. A distinctive feature is …

Pyrrhulina filamentosa has an elongated body with a large caudal fin, the upper lobe of which …

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 …

Anostomus anostomus

The body of the striped headstander is elongated, slightly compressed laterally, resembling a torpedo. The head …

It is a bony fish with an endoskeletal thorax. Body subcylindrical, head depressed, caudal fin rounded. …

Trichopodus trichopterus

In terms of body shape and fin structure, the fish resembles the pearl gourami, but its …

Nannostomus trifasciatus

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