Freshwater

African jewelfish

Hemichromis bimaculatus

The body of the African jewelfish is elongated and tall, the sides are flat.

Amazon leaffish

Monocirrhus polyacanthus

The Amazon leaffish resembles dead yellow-brown leaves in color and body shape. On the tip of …

Argentine pearlfish

Austrolebias bellottii

The Argentine pearlfish has a laterally compressed, fusiform (spindle-shaped) body with a rounded profile. Males are …

Bass, Peacock

No information

Their body shape generally resembles that of the perch. All known species have a prominent black …

Black Molly

Poecilia sphenops

The Black Molly has an elongated body. Females tend to be more rounded in appearance. The …

Butterfly peacock bass

Cichla ocellaris

Butterfly peacock bass are characterized by a great variability in coloration. They are generally yellowish green, …

Constancia’s seasonal killifish

Cynolebias constanciae

The body of Constancia's seasonal killifish (Cynolebias constanciae) is elongate and slightly laterally compressed.

Eastern mosquitofish

Gambusia holbrooki

The body of the Eastern mosquitofish is moderately elongated, not tall, and laterally compressed. It is …

Finescaled four-eyed fish

Anableps microlepis

Anableps: Greek, ana = up + Greek, blepo, blepsis, -eos = glance, sight.The elongated cylindrical body …

Green swordtail

Xiphophorus hellerii

Green swordtails have elongated, narrow bodies that are flattened on the sides. They also have large …

Green terror

Andinoacara rivulatus, syn. Aequidens rivulatus.

The Green Terror is a stocky fish with a prominent forehead. In adult males, a pronounced …

Guppy

Poecilia reticulata

Guppies exhibit pronounced sexual dimorphism, with males and females differing in size, shape, and colouration. Males …

Least killifish

Heterandria formosa

Least killifish differ little in body shape from their closest relatives, the Poecilia. They have an …

Mango tilapia

Sarotherodon galilaeus

The mouth is small, with the lower jaw length being less than 1/3 of the total …

Mosquitofish

Gambusia affinis affinis

The male anal fin is modified and is an intermittent organ for introducing sperm into the …

Mozambique Tilapia

Oreochromis mossambicus

The best known member of the tilapia group is the Mozambique tilapia (Oreochromis mossambicus), which is …

Porous seasonal killifish

Cynolebias porosus

The Porous seasonal killifish has a fusiform (spindle-shaped) body that is laterally compressed. The snout is …

Redbelly tilapia

Coptodon zillii, tilapia zillii.

Large species with a dense build, narrow head and small strong jaws. The upper profile of …

Speckled peacock bass

Cichla temensis

Speckled peacock bass has dark spots on the operculum and three distinctive vertical black stripes on …