what do the dorsal and anal fins do for a fish
The anal fin, is used to stabilize the fish while it is swimming.in some fishes such as trigger fishes.anal fin is used in sculling.in some live-bearinf fish,the anal fin of male is modified into a gonopodium.
2 fins
The bottom fin on a fish acts like a keel on a boat. It helps keep the fish right side up in the water.
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.
All mollies are quite simple to sex. If you take a look at the anal fin (the one under the belly) then the female fish's fin is like a fan shape that she will fan out and flatten from time to time. The male molly has a anal fin that is shaped like a tube or penis that can be moved away from the body and he can twist it forward to reach the female when mating. Hope this helps.
I guess you mean "Anal fin". If so, the answer is "yes fish do have an anal fin."
The anal fin is the one just in front of the fishes anus.
It's the fin closest to the butt.
Behind the anal fin.
For stability
A female usually has a fan shaped anal fin( anal fin is on the bottom of the fish), and a male's anal fin is pointy, or "rod shaped".
The one closest to the bum.
Yes, it is the fin on the ventral surface of the fish between the anus and the caudal peduncle.
A fish has several different types of fins. There are the pectoral fins, located beneath the operculum (gills). There is the pelvic fin, located at the bottom of the fish, below the pectoral fin. There is the anal fin, which i located behind the anus, and there is the dorsal fin as well. It is located on top of the fish.
The anal fin, is used to stabilize the fish while it is swimming.in some fishes such as trigger fishes.anal fin is used in sculling.in some live-bearinf fish,the anal fin of male is modified into a gonopodium.
The ventral fin on any fish is on the underbelly of the body closest to the anal vent.
To determine the gender of a Molly fish, you can look at their anal fin. Male Mollies have a modified anal fin called a gonopodium, which is longer and more pointed than the female's anal fin. This is the most reliable way to distinguish between male and female Mollies.