Mind-blowing Facts About Catfish You Need to Know
1. The name catfish refers to elongated barbells or fillers that are in the mouth of the fish and resemble cat whiskers.10 facts about catfish.
2. All catfish have at least a pair of barbells on their upper jaw; They may have a pair on the nose and an extra pair on the cheek. Many catfish have spines in front of the dorsal and pectoral fins.
3. These vertebrae may be associated with venomous glands and can undoubtedly cause painful injuries. All catfish are either naked or shielded by bone plates; No scales on anything.
4. There are nearly 2,900 species of living catfish in about 35 families. Most species live in freshwater, but some, belonging to the Aridae and Plotocidae families, are marine. Freshwater catfish are distributed worldwide and live in a variety of habitats ranging from slow or stagnant water to fast-flowing streams.
5. Marine catfish are found in tropical coastal waters. Catfish are usually bottom-dwelling, and more active at night than during the day. Most are cleaners and eat almost any type of animal or vegetable product.
6. All species may lay egg layers and express different types of parental care. For example, the brown bullhead (Ictalurus nebulae) builds and protects a nest and protects its young, while the male marine catfish (Aridae) carry marble-sized eggs and then hatchlings. 10 facts about catfish.
7. Catfish vary considerably in size. Smaller species, such as the dwarf corridors or micro catfish, can be 4 or 5 centimeters (1 1 / 2-2 inches) long, while the Wells (Silrus Clanis), large, European species, 4.5 meters (15 feet) long and 300 May weigh kilograms (660 pounds). Many small species, especially those belonging to the genus Corydoras, are popular fish, while large catfish are edible and used as food.
8. Notable examples of the latter are many North American food and game fish belonging to the Ictaluridae family,
9. The blue catfish(Ictalurus furcatus), maximum length and weight is 1.5 meters and 68 kilograms, and the channel catfish (I. punctatus), which grows to about 1 meter and 12 kilograms.
10. The ictalurids are more or less typical catfishes; others, however, may be distinctive in appearance or behavior. The glass catfish (Kryptopterus bicirrhus), for example, is a popular aquarium fish of the family Siluridae noted for its slender, highly transparent body;