Aiming4 Goldfish Care

it would be big enough for all the fish i needed
2 internal filters 1 undergravel filter 2 external filters
light
co2 system
live plants
basic stuff
fish:
goldfish
10 lionhead goldfish
10 shubunkin goldfish
10 Comet
10 Black Moore
10 Ryukin
10 Fantail
10 Bubble Eye
10 Pearlscale
10 Oranda
10 Telescope Eye
10 Celestial Eye
danios
50 zebra
50 leopard
50 pearl
100 mountain minnows
40 weather loaches
50 guppies
also cost and tank size estimate plz
thats 450 fish

I have a Lionhead goldfish called leo and he’s 6-10cm in size with a 60L tank. i just got him today and he’s seemed fine till lately when he’s been swimming around fast and eating the stones then spitting them out. i fed him a couple of times today and it seems he’s still looking [...]

I have some questions, can you help me?
1.Regardless of tank size, can you have a black moor, two shubukins,two bubble eyes and 1 comet/common together?
2.what is the rule for fancy goldfish?
3.I went to petsmart the other day and they had like 4 gigantic black moors and some red and white goldfish in a tiny tank, [...]

Since I bought my oranda and black moor at a pet store I have no idea how old they were when i got them. I will say that they were both only around an inch when i got them. Is there anyway to estimate how old they are, and how large they will probably grow [...]

how long would it take if i had perfect care of it, like tank size and food, water changes filters.. etc
THANK YOU

I’m planning on getting goldfish but i need to know how many i can fit in a ten gallon tank and if i cant fit any which is what i have been told what is the minimum tank size to keep goldfish?
What fish can i fit in a ten gallon tank and how many?
Thanks Anubis [...]

I plan to get 2 ranchu/lionhead goldfish
I have a 29 gallon tank; it is used, but I just got it
1) I forgot..what do I clean it with again before I fill it?
2) How much do I fill it up to? I know it has to do with oxygen or surface area or something. Do i [...]

I just got a tank for my room - just a 5 gallon one so I can look at while studying
I think I may have made a big mistake - I have 4 Black Moors in the tank right now. They are very small in size and the tank has many freshwater [...]

I was planning on getting a 55 gallon aquarium and putting 1 red cap oranda 1 black moor goldfish and one fancy calico goldfish. And reluctantly came to the conclusion I have no room for for such a large aquarium. But I and still love the look of Black Moor goldfish and still like to [...]

Dont tell me about the tank size because its fine. Just tell me How i should clean the tank, what to feed it, and how to get it like really fat and cute and healthy so it will live forever. Um yes its been filtered and its in a 10 gl. and no im [...]