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Last updated on April 20, 2014 at 21:20 EDT

Characidae Reference Libraries

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Silver Dollar Fish
2008-05-01 00:20:30

The Silver Dollar (Metynnis argenteus), is a tropical fish belonging to the Characidae family which is closely related to piranha and pacú. It originates in the Tapajós River basin in South America. Silver dollars natively live in a tropical climate in the sides of weedy rivers. This somewhat round-shaped silver fish with slight red-tinged anal fin is mostly found in tanks kept by...

Green Neon Tetra
2008-05-01 00:19:01

The Green Neon Tetra (Paracheirodon simulans), is a freshwater fish of the characin family Characidae of order Characiformes. It is native to the upper Orinoco and Negro Rivers in South America. This fish is similar in appearance to the closely-related and better-known neon tetra, but it is slightly smaller and its red patch is less pronounced, while the blue-green areas of the upper body...

Cave tetra
2007-03-26 13:47:14

Astyanax jordani is a freshwater fish of the Characin family (family Characidae) of order Characiformes, native to Mexico. It is often referred to by its local Spanish name Sardina Ciega but is more commonly called the Cave tetra. A blind cave fish, A. jordani is a recent evolution from the Mexican tetra (A. mexicanus). While it can be confused with the blind cave form of A. mexicanus, it...

Black phantom tetra
2007-03-26 13:31:53

The Black phantom tetra (Hyphessobrycon megalopterus) is a freshwater fish of the characin family (family Characidae) of order Characiformes. It is native to the Paraguay, Guaporé, and Mamore basins in Brazil and Bolivia. This fish is of roughly tetragonal shape and is light gray in coloring, with a black patch surrounded by iridescent silver edging posterior of the gills on each side....

Black neon tetra
2007-03-26 13:27:23

The Black neon tetra (Hyphessobrycon herbertaxelrodi) is a freshwater fish of the characin family (family Characidae) of order Characiformes. It is native to the Paraguay basin of southern Brazil. This species has the typical elongated tetra appearance; it is of basic coloration but with two distinct, adjacent longitudinal stripes, white above black. The eye has two thin but distinctive...