Answer: The caudal fin AKA tail fin is used for forward propulsion and in some species of fish scooping out sand, silt, pebbles and debris on the bottom of a body of water to create a nest. The dorsal fin AKA back fin in conjunction with the anal fin.are used for stability and to aid the fish in
How much food does a fish need per day? - Quora
Do fish regrow their fins and tails if they are cut off or bitten off by other fish? - Quora
Why do people say tilapia isn't a good fish to eat? What about this fish makes it so bad? - Quora
How do fish have so many different types of fins and what purpose do they serve? - Quora
Is catfish safe to eat? - Quora
If evolution is real, why don't anglerfish have wings? - Quora
How many types of gills does a fish need in order to breathe? - Quora
Which fish is known as flying fish and why? - Quora
What purpose do the tiny dorsal fins of most whales serve? Do they actually improve the animal's stability? - Quora
Why do fish eat their offspring? - Quora
What are the most bizarre fish species found in the deep sea? - Quora
Why are some fish more aggressive than others? - Quora