Main Characteristics of Knifefish

• There are 260 types of knifefish.
• They belong to the bony fish.
• Knifefish are divided into two groups: South American knifefish and featherbacks.
• Even though South American knifefish and featherbacks aren't closely related, they share some similar features.
• Both groups are named because their body shape looks like a knife, except for the electric eel.
• They also have a similar way of moving through the water.
• The most well-known are the electric eel and the clown featherback.
• Featherbacks can be found in Africa, India, and Southeast Asia.
• South American knifefish live in South and Central America.
• Knifefish are carnivores.
• They're found in freshwater environments.
• The largest knifefish is the electric eel, which can grow up to 8.2 feet (2.5 meters) long.
• The smallest knifefish is the Microsternarchus brevis, measuring only 2.1 inches (5.3 cm).

Species List