Blowfish, Tetraodóntidos

the Tetrodóntidos (Tetraodontidae) They are a family of fish called puffers, originating in the regions of Mares ndico ??, Pacific and Red Sea. colloquially, They can be recognized under other names, how porcupine fish sea or sea ostrich. They have the ability to fill your stomach air or water bags, creating the appearance of a globe. This ability to swell, It is a method of protection of fish species.


A differential morphologic characteristic of Tetraodontidae, is the presence of a strong peak, formed by partially teeth soldiers, in case of losing, they grow back within a few weeks. this feature, is the name given to the species. They possess a large head, and a very hard bare skin. When the fish is inflated, shows a thin and dangerous thorns. Puffers are poor swimmers, and although they tend to swell as a protective measure, sometimes they inflate their swim bladder to get carried away by currents. Son Marine fish, even if some species can adapt to brackish water continental. They are classified as very toxic, especially if ingested. They possess certain organs, as the liver and sometimes skin, Tetrodotoxin or containing tetrogodina, which they make them especially dangerous for consumption, although in some places of the world, They are considered a delicacy.


In the aquarium They can be fed mussels, whether raw or cooked, prawns, Nereis and pieces of fish. They also like and is convenient to give, lettuce and spinach leaves.

In the aquarium

Puffers, They adapt well to captivity. They are peaceful fish, they can share space with other species in a community tank, Like the surgeon fish o los clownfish. They are not very sensitive to the nature of water, may be in a relatively small aquarium for its size. As a general rule, although depending on each species may vary somewhat, the temperature of the tank should be maintained between 25 and 28 ° C, with a density between 1.010 Y 1.030. Some species of puffer fish are most popular:

Blowfish yellow

Arothron citrinellus They are fish originating in the Red Sea and à ?? ndico and Pacific Oceans. At the same the rest of the pufferfish, the little smart Arothon citrinellus is the nature of the water. They are very sociable fish, to the extent that They can be caressed by her caregiver. very gluttons, allowed any food. They do not care quality, cares that there is food in abundance. In the aquarium, They measure up 25 centimeters long, We will need an aquarium at the least 200 liters. Though quite sociable, animals are often very lonely.

Blowfish white spots

Arothron hispidus It is one of the puffer fish common in aquariums, and like the rest of his kind, They are not too sensitive to the quality of water. They grow quickly, reaching into the aquarium's 30 centimeters, even if in nature can measure up 50 centimeters. They comply with spaces, relatively small for its size. We can raise him in an aquarium of about 400 liters, that it would be unthinkable in other species. They are easy to feed, They present no problem to support shellfish, began, spinach and dry food. We are facing a rather scary fish, Socializing with other species with relative ease.

Blowfish black spots

Arothron nigropunctatus Puffer fish nigropunctatus, It is native to the oceans and Pacific ndico ??, as well as the Red Sea, where he lives alone. It feeds on coral polyps, crustaceans and molluscs. Although it is relatively easy to care for in the aquarium, He is aggressive with other fish of the same species. You can measure a 25 centimeters, We will need an aquarium of about 400 liters.

Freshwater Pufferfish

Tetraodon nigroviridis El Tetrodon nigroviridis, It is a freshwater pufferfish, as its name indicates vulgar. This is a fish that lives in brackish waters, but that is perfectly adapted to living in an aquarium water warm and sweet, but it will always be better and your life will be extended, if water is brackish. this copy is originating in India, Sri Lanka, Thailand, Cambodia, Vietnam, Malaysia, Indonesia and the Philippines, where it can be found in coastal areas, in the deltas, mangroves and some streams. On freedom, like to feed mostly on snails, although any crustacean eat shell, which helps them keep their teeth sharp. See: Freshwater Pufferfish

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