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A person can tell if a koi fish is a boy or girl by looking at their fins. A female will have fan-shaped fins with very little color.
Koi fish can live in almost any country. Koi are thought to be originally from Japan. Many people have outdoor fish ponds in which Koi are the dominant fish.
A perch fish has one pair of pelvic fins, totaling two pelvic fins. These fins are located on the underside of the fish, behind the pectoral fins. Pelvic fins play a role in stabilizing the fish as it swims.
What dose a purple and white koi fish meaning
A Koi can be kept in a large tank with a power filter, it will grow as big as the tank!! No, it will not eat other fish, but it will torment them. Hope this helps.Newfieman Koi will only play with the fish, some people look at it as picking on them but they only play. Sometimes the other fish dislike it but that cant be helped. Koi will also experiment with slower moving fish, via pecking at their tails or fins to try and make them swim a little faster.oh, that sounds so cute! -Stargazer
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The collective noun for koi fish in a pond is a "school" or a "pond" of koi. These terms reflect the social nature of koi fish, as they often gather in groups. The term "school" is commonly used for many types of fish, emphasizing their communal behavior.
Koi fish Koi fish
One way to determine the sex of a koi fish is by looking at their breeding tubercles, small raised spots on the head and pectoral fins that are more prominent in males. Additionally, male koi tend to have more slender bodies and narrower ventral areas than females. Finally, during breeding season, males may exhibit more aggressive behavior.
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The Japanese for Koi is nishikigoi.