Can I keep a few 12cm goldfish with five 5-centimetre rainbow sharks in a tank together? - Quora

Can Bala sharks be tank mates with Shubunkins? - Quora

If a shark and a gold fish lives in the same aquarium, what will happen? - Quora

How many goldfish can you have in a 20-gallon tank? - Quora

Why is my healthy fantail goldfish sleeping under the fish tank filter? - Quora

Can you put a rainbow shark with 2-3 angelfish, a gourami, and 9-10 neon tetras in a 55 gallon tank? - Quora

How to introduce a pleco to a goldfish tank - Quora

Do big goldfish bully little goldfish? If so, how? - Quora

Tank Mates For Rainbow Shark

What are good fish for aquariums that get along with goldfish? - Quora

How many goldfish should be kept in a small tank? - Quora

Is it possible to have too many goldfish in one aquarium? - Quora

Which size tank and fittings would you need for a bala shark? - Quora

Can a goldfish and a plecostomus live together? - Quora