A girl's fish fin typically refers to the fin of a fish that is associated with feminine characteristics, often seen in artistic representations or costumes. In a literal sense, fish fins are usually streamlined and can vary in shape and size, often featuring delicate, flowing edges. In a more metaphorical or cultural context, a girl's fish fin might symbolize grace and beauty, reflecting the elegance of both the fish and the feminine form. Overall, the appearance can vary widely depending on the species of the fish and the context in which it's being discussed.
Look at the fish's bottom side. If the "anal fin" is fan shaped the fish is a female, if the fin is thin and pointed like a nozzle then the fish is a male. In the male this fin is called a 'gonopodium'
Usually if your goldfish is a boy it will chase the girl around..also it will be more narrow if you look at it from the top and the girl will be fatter (due to pregnancy). Another way to tell is the fin. If the fin is more of a wave it is a girl; if the fin is more of a spike then your fish is a boy. Hope this helps!
The regrowth of a betta fish's fins typically appears as new, transparent tissue growing from the edges of the damaged fin. Over time, this tissue will develop into new fin material, restoring the fin to its original shape and color.
On a dolphin and most fish the fin behind the dorsal fin is the tail fin. Some fish, such as knife fish, have no dorsal fin or tail fin. Dolphins of course are mammals, not fish.
A perch fish typically has a deep body with striped markings running down its sides. They have a spiny dorsal fin and anal fin, and their coloration can vary from greenish to yellow or brownish. Perch are known for their sharp spines on their dorsal fin that can cause injury if handled improperly.
It's the ventral fin and My best Guess to it's purpose is that it helps stablize the forward movement in the fish, bit like the skegs on kayaks. possibly gives some direction control, like a rudder, and streamlining as well
The bottom fin on a fish acts like a keel on a boat. It helps keep the fish right side up in the water.
The "DORSAL" fin is the fin fish have on the top of their back. It is often shaped a bit like a triangle or sail.
The tail fin of a fish (the caudal fin) is a fish's means of propulsion through the water.
well first check if the boy is chasing the girl then they are breeding. the boy has a stick like fin the girl has a triangle like fin
If you look at there bottom fin the males have a fin that sticks strait back where females are fan shaped.
The fin on the top/back of all fish is called the "Dorsal Fin."