What kind of fish is suitable for outdoor fish ponds?

Setting up a fish pond in the courtyard is a lucky thing in geomantic omen, so many people hope to raise fish in the courtyard if conditions permit. But raising fish in the yard is not better than raising fish in an aquarium. The types of fish should be carefully selected. So what kind of fish is suitable for outdoor fish ponds? What kind of fish should be kept in the courtyard fish pond? Let's look at the introduction first. 1 grass goldfish

Also known as golden crucian carp. It is the ancestor of goldfish. It looks like crucian carp, with a flat spindle shape, normal dorsal fin and single caudal fin.

There are two kinds of grass species, one is short-tailed golden crucian carp, and the other is long-tailed dovetail.

2. Goldfish in the text

Generally, the body is short, each fin is long, and the dorsal fin and caudal fin are bifurcated into four; The eyeball is straight and not prominent. Precious varieties include Ding Hong, Pearl and Tiger Head.

Literary genres are divided into six categories: literary fish with smooth head; Sarcoma of the head is of high head type; Sarcoma on the top of the head is developed, covering the cheeks, and the eyes are tiger-headed; The developed nasal membrane forms a pair of fluffy balls, which are fluffy balls; The gill cover turns over and grows into a turning type; The translucent vesicles outside the eyeball are blisters.

3. dragons breed goldfish

The appearance is similar to that of literature and art, except that the eyeball protrudes outside the orbit. Since ancient times, dragon species have been considered as authentic goldfish. There are more than 50 kinds of dragon goldfish, among which the rare species are wind-tailed dzi beads, black longan, dzi beads magpie, agate eyes, grape eyes and bulbous eyes. There are seven kinds of dragon species: the bald top is dzi-bead type; Sarcoma on the top of the head is a dzi-bead tiger head; The developed nasal membrane forms a double-layer velvet ball, which is a dragon ball; The gill cover turns over and grows into a dzi-bead gill-turning type; The eyeball is slightly convex and the head is triangular, which is the head of a flag-raising toad; The eyeball grows upward into a flag dragon; Corneal protrusion of eyeball is spherical eye type. How do families raise goldfish >>

4. Eggs for goldfish

The appearance is quite different from that of crucian carp. The body is short and fat, the eyeball is not prominent, and the back is straight without dorsal fin. Precious varieties include red egg, fluffy egg, phoenix egg, blister eye, lion head and so on.

Eggs are divided into seven types: short tail is egg fish type; The tail length is egg-phoenix; Head sarcoma is limited to the top goose head type; The sarcoma of the head is developed, covering the cheek, and the eyes are the lion's head in the meat; The developed nasal membrane forms a double hair ball, which is ovoid; The gill cover turns over and grows into a gill-turning type; The translucent vesicles outside the eyeball are blisters.

5. Dragon Back Goldfish

The appearance is similar to that of an egg, except that the eyeball protrudes from the orbit. Precious species include Chaotianlong, Peron, Peron bulbous eye, Peron bulbous eye with tiger head, toad and so on.

There are seven kinds of dragon backs: short-tailed dragon backs; Sarcoma on the top of the head is a tiger-headed dragon-backed type; The developed nasal membrane forms a double velvet ball in the shape of a dragon's back ball; The head is triangular and looks like a toad's head; Eyes grow up in the shape of Jackie Chan; The gill cover turns over and grows into an inverted gill type; The cornea protrudes into the eye shape of a back ball.

6. koi fish