If just koi were as easy to sex together a pair that peacocks! favor those fanciful birds, koi room sexually dimorphic – meaning the males and females look and also behave in different way – however it"https://betterworld2016.org/how-to-tell-if-koi-fish-is-male-or-female/imager_1_6363_700.jpgs no an easy distinction to discern. They grow to around the exact same size and also they both have colorful scales, yet there room subtle distinctions if you recognize where to look. V these clues, you"https://betterworld2016.org/how-to-tell-if-koi-fish-is-male-or-female/imager_1_6363_700.jpgll know whether to name her finned friend Fred or Frieda. Clue #1: Age
Koi are less complicated to tell apart once they"https://betterworld2016.org/how-to-tell-if-koi-fish-is-male-or-female/imager_1_6363_700.jpgre mature, and also so your very first clue will be age – which is pertained to their length. They"https://betterworld2016.org/how-to-tell-if-koi-fish-is-male-or-female/imager_1_6363_700.jpgre thought about mature (3 year old) once they"https://betterworld2016.org/how-to-tell-if-koi-fish-is-male-or-female/imager_1_6363_700.jpgre about 10 inches long. If they"https://betterworld2016.org/how-to-tell-if-koi-fish-is-male-or-female/imager_1_6363_700.jpgre between 3 and 10 inches, they"https://betterworld2016.org/how-to-tell-if-koi-fish-is-male-or-female/imager_1_6363_700.jpgre still juveniles and also may be challenging to sex. Clue #2: human body Shape
Immobilize your koi by catching it in your pond net
and take a look at it indigenous above. A mature male koi will have actually a slender looking body, when a female koi will have actually a rounded body, an especially when it"https://betterworld2016.org/how-to-tell-if-koi-fish-is-male-or-female/imager_1_6363_700.jpgs spawning season and she"https://betterworld2016.org/how-to-tell-if-koi-fish-is-male-or-female/imager_1_6363_700.jpgs transferring a nest full that eggs! Clue #3: Fin Shape
Next, study your koi"https://betterworld2016.org/how-to-tell-if-koi-fish-is-male-or-female/imager_1_6363_700.jpgs fins. A male koi"https://betterworld2016.org/how-to-tell-if-koi-fish-is-male-or-female/imager_1_6363_700.jpgs pectoral fins, the ones near his head, will show up pointed and solid in color. In addition, the first ray of his pectoral fin may be more substantial when compared to his mrs counterpart, i beg your pardon will display screen rounder fins. Clue #4: Tubercles
During reproduction season, you might see small white growths, referred to as tubercles, on male koi"https://betterworld2016.org/how-to-tell-if-koi-fish-is-male-or-female/imager_1_6363_700.jpgs heads and pectoral fins. They"https://betterworld2016.org/how-to-tell-if-koi-fish-is-male-or-female/imager_1_6363_700.jpgre perfect natural and also will disappear once the fish have actually finished getting frisky. Females don"https://betterworld2016.org/how-to-tell-if-koi-fish-is-male-or-female/imager_1_6363_700.jpgt build these protrusions. Clue #5: Behavior
One last – and also obvious! – clue: amorous behavior. Once they"https://betterworld2016.org/how-to-tell-if-koi-fish-is-male-or-female/imager_1_6363_700.jpgre no mating, castle behave really similarly, but during mating season, the male koi will chase the female, encouraging her (sometimes enthusiastically) to release her egg so he can fertilize them. After ~ all the frolicking, the happy pair will advantage from some The Pond guy Stress Reducer Plus
, which will assist heal any type of damaged tissue.
You are watching: How to tell if koi fish is male or female
See more: How To Get Dried Blood From Under Nail ? Treatment For Blood Under Your Nail
It"https://betterworld2016.org/how-to-tell-if-koi-fish-is-male-or-female/imager_1_6363_700.jpgs not easy to distinguish the male and also female koi, yet with these tips and also clues, you"https://betterworld2016.org/how-to-tell-if-koi-fish-is-male-or-female/imager_1_6363_700.jpgll recognize your Freds from her Friedas in no time!
Plants & Snails room excluded from our Shipping Promotions. Shipping fees because that Plants & Snails room a level rate fee of $9.95.
Our weekly newsletter functions customized experienced tips that have actually helped over 150,000 customers far better enjoy their ponds!