Fancy goldfish need at minimum 20 gallons for one fish, plus 10 gallons for each additional goldfish you are adding (thus 30 gallons for 2 goldfish); so the answer to your question is dependant on the size of your tank.
Goldfish is a type.
There are over 21 different types of goldfish.....I can only name a few of the top of my head.
. Veiltale
. Pearlscale
. Ryukin
. Lionhead
. Lionchu
. Common/comet (same thing!)
. Bubble eye
. Oranda
. Black moor
. Shubnukin
. Telascope eye
Well, I have heard that there are around 300 species of goldfish.
there are over 21 different kinds of goldfish species.
Goldfish do not keep fish.
Goldfish lay eggs they don't give birth to live young
Depending on the variety of goldfish they will usually have eight; two pectoral fins, two anal, one dorsal, one caudal fin, and two pelvic fins.
Zero
billions
Goldfish
goldfish
It is obviously internal and in front of the fishes anus. +_+
The collective noun is a troubling of goldfish.
It is quite possible that the black spot is part of the fishes colouration. Goldfish often have many different colours in many different shapes and shades anywhere on their bodies or fins.
People consider Goldfish as good friends too. But they are fishes and cannot socialize back.
Japanese Kai-Ru Fish
Trout, bass, catfish, perch, goldfish,
goldfish
Goldfish and angel fish
All fish have a coating of clear slime to protect them. If your goldfish have brownish slime then the fishes water needs changing urgently.
No, this is quite common in goldfish and isn't anything to worry about as it poses no threat to the fishes health.