An 80 fish tank generally cannot keep large fish, which will limit its growth, and it is not easy to turn in the tank.Small fish, the smaller the body, the more raised, if it is 5 cm long fish, raising about 15 is no problem.If it is 8 cm of fish, generally 10 can be raised.10 cm of fish is not more than 8, too much will accelerate the deterioration of water quality, but also easy to hypoxia.
1. Swallow: Swallow is a relatively common tropical ornamental fish. Its overall shape is diamond-shaped. The dorsal fin and anal fin extend backward. The pelvic fin is filamentous. It looks like a flying swallow.It lives in the upper and middle layers of the water body, temperament is very consistent, water quality is not too high, can be mixed with many tropical fish, but do not put it in the tank of tiger skin fish.
2. Goldfish: Goldfish is one of the most common ornamental fish in our country. It is domesticated from crucian carp. It is usually divided into four strains: the grass species closest to crucian carp, the culture species with more elegant fins, the dragon species with enlarged eyes, and the egg species with rotund body.Among them, Caojin is the best to raise and has strong adaptability.
3. Parrot fish: Parrot fish is an ornamental fish bred by the hybrid of devil fish and purple fire mouth, with bright red body color.Because the mouth of this fish can not be closed, so the ability to swallow and spit water is poor, breathing is a big problem, must live in dissolved oxygen sufficient water, otherwise it will be affected.
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