WebDec 2, 2009 · The striped surgeonfish is an attractive Indo-Pacific reef fish that’s best handled with care because its caudal spine is venomous. Scientists believe that the world’s seas hold some 1,200... WebIn the aquarium trade, tetras are known as the tiny, iridescent freshwater fish that school together in little tanks. But, in South America, you will find the biggest, scariest tetras in existence. These tetras, known as dogtooth tetras, have massive fangs that they use to impale smaller fish.
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WebOften sold as tiny, 1-inch juvenile saltwater fish, the adult blue tang (Paracanthurus hepatus) might look like a tiny, fish-nugget-sized fish, but it can grow up to be 6-inches in length. Most importantly, this fish is an open-water swimmer--which is a difficult environment to create in the home reef tank. It is generally recommended that you ... WebMar 21, 2024 · This is one mean fish! 2. Jaguar Cichlid Scientific Name: Parachromis managuensis Difficulty Level: Moderate Temperament: Aggressive Adult Size: 10-16 inches Minimum Tank Size: 100 gallons Diet: Carnivorous fish, feed cichlid pellets, frozen foods Origin: Costa Rica, Honduras, Nicaragua Temperature: 73-81°F pH: 7-8.5 Difficulty to … 20牛是多少公斤
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WebMay 17, 2024 · One of the most dangerous fish in the sea, the Moray Eel is vicious when disturbed and will attack humans. The jaws of the moray eel are equipped with strong, … WebOf the 50 or so species of box jellyfish, also called sea wasps, only a few have venom that can be lethal to humans. While box jellyfish are found in warm coastal waters around the world, the lethal varieties are found … WebMar 21, 2024 · The deadliest freshwater fish is probably the bull shark. They are more common in saltwater and brackish water, but they are known to travel far upstream into … 20牙齿