Instructables
Picture of Determine Goldfish Sex
Goldfish is a fish very famous and being kept by most peoples. its species name is carassius auratus. since there is many of goldfish lovers want to breed them, i will show you how easy to determine male from female. so you have another easyness in selecting the parents.
 
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Step 1: Male and Female 1

Picture of Male and Female 1
Male has slimmer body than female. while female more rounder when we compare them from the top.

on the right side of the picture is female. and the left side is male.

Step 2: Male and Female 2

Picture of Male and Female 2
another easy to determine goldfish's sex is the male has many white dots near the head, especially at the gill, and pectoral fins. as u can seen in the picture.


thanx and good luck.
fonzuzu3 years ago
Woah thats cool.I had no idea u could tell. By the way how the heck did you get the fish in your hands ? Must be a lot of skill, I'd probably break the glass trying.lol
frediojoe5 years ago
grows