![]() ![]() Perch have a long and round body shape which allows for fast swimming in the water. Skull of the European Perch showing the eye sockets, connective bones, operculum, and gill slits. These fish typically only reach a size of about 38 cm (15 in) and 1 kg (2 lb 3 oz). This species is prized for its food quality and has often been raised in hatcheries and introduced into areas in which it is not native. In northern areas, it is sometimes referred to as the lake perch. flavescens), smaller and paler than the European perch (but otherwise nearly identical), is found in North America. They are similar in size to the yellow and European perches, weighing around 1.5 kg (3 lb 5 oz). Because of this success, the population of Balkhash perch in the Balkhash Lake is rarer now. The introduction of these fishes to the Nuru and Chu rivers was successful. In the latter half of the 20th century, the Balkhash perch was introduced into the basins of the Nuru and Chu rivers. The Balkhash perch also displays the vertical bars on its sides, similar to the European and yellow perches. It is a dark gray/black color on its dorsal side, but the ventral areas of the fish are a lighter silver or even sometimes green color. schrenkii) is found in Kazakhstan, (in Lake Balkhash and Lake Alakol), Uzbekistan, and China. In Australia, larger specimens have been bred, but the species rarely grows heavier than 2.7 kg (6 lb). The European perch has been successfully introduced in New Zealand and Australia, where it is known as the redfin perch or English perch. This species is typically greenish in color with dark vertical bars on its sides with a red or orange coloring in the tips of its fins. fluviatilis) is primarily found in Europe, but a few can also be found in South Africa, and even as far east on the Southern hemisphere as Australia. Most authorities recognize three species within the perch genus: European perch ( Perca fluviatilis), exhibiting its green coloration and red tipped fins, as well as the vertical bars on its sides. ![]()
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