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Close-up of an orange fish swimming in an aquarium
あおねこ

あおねこ

Multiple fish swimming in an aquarium with rocks
みぃこ*

みぃこ*

Arowana fish swimming in an aquarium with a sandy bottom
みぃこ*

みぃこ*

Close-up of a fish swimming in an aquarium featuring distinctive eyes and fins
うみのこ

うみのこ

A fish swimming in an aquarium with aquatic plants
みぃこ*

みぃこ*

A unique fish swimming near a rock in an aquarium
chiru_na

chiru_na

A fish swimming in an aquarium with a blurred background
Giostudio

Giostudio

Blue fish swimming around rocks in an aquarium scene
eriko

eriko

A small fish swimming among green aquatic plants and rocks
あおねこ

あおねこ

Transparent fish swimming in a blue aquarium
Giostudio

Giostudio

Arowana fish swimming in a blue aquarium
Giostudio

Giostudio

Flat fish swimming in an aquarium with green aquatic plants
SAKULAB

SAKULAB

A variety of fish swimming in water with bubbles rising
あがの

あがの

Side view of a fish swimming in water with a greenish hue and shiny scales
みぃこ*

みぃこ*

Large fish swimming in an aquarium with blue water
きりーな

きりーな

Transparent fish swimming against a blue background
Giostudio

Giostudio

Two piranhas swimming in an aquarium with driftwood in the background and blue water
eriko

eriko

Close-up of a large fish swimming underwater highlighting its distinctive eyes and mouth
あおねこ

あおねこ