Catfish are adiverse group of fish named for their prominent barbells, which give the image of cat-like whiskers. Catfish are found primarily in freshwater environments of all kinds, with species on every continent except Antarctica.Some species from the families Ariidae and Plotosidae are also found in marine environments.
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What is a catfish?
The Catfish is a well-known creature easily recognized by its whisker-like fleshy barbels. Researchers place these fish in the taxonomic order Siluriformes.
Is a Pictus catfish a nocturnal fish?
The Pictus Catfish is one of the most common aquarium catfish species. Although they start very small when sold at the fish store, these catfish can grow up to a few feet long in the wild. The Pictus Catfish is a nocturnal fish, so don’t expect much activity during the day.
What are the three largest catfish species?
The three largest species of catfish are the Mekong giant catfish, the Wels catfish and the Piraiba catfish. One of the largest catfish ever recorded weighed in at nearly 700 pounds, while the smallest species of catfish reach just one centimeter in length. The size of a catfish depends on its species and environment.
What is a wels catfish?
Growing up to 16 feet (5 meters) long and weighing up to 660 pounds (299 kilograms), the wels catfish are the only catfish native to Europe, found in the Baltic, Black, and Caspian Seas. Because of their absolute massive size, the Wels catfish is a praised sport fish.